| Name | Nation | Sport | Games | Notes |
|---|
| Bo Fanfang | China | Athletics | 2004 Summer | |
| Tarjei Bø | Norway | Biathlon | 2010 Winter, 2014 Winter, 2018 Winter, 2022 Winter | |
| Luís Boa Morte | Portugal | Football | 2004 Summer | |
| Gil Boa | Canada | Shooting | 1952 Summer, 1956 Summer, 1960 Summer, 1964 Summer, 1972 Summer | |
| James Boa [ Wikidata ] | 1920 Summer | |
| Anna Boada | Spain | Rowing | 2016 Summer | |
| Don Boal | Canada | 1932 Summer | |
| Elyane Boal | Cape Verde | Rhythmic gymnastics | 2016 Summer | |
| Lillian Board | Great Britain | Athletics | 1968 Summer | |
| Chris Boardman | Track cycling, Road cycling | 1988 Summer, 1992 Summer, 1996 Summer, 2000 Summer | |
| Christopher Boardman | Sailing | 1936 Summer | |
| Dixon Boardman | United States | Athletics | 1900 Summer | |
| Ernesto Boardman | Mexico | Archery | 2016 Summer | |
| Humphrey Boardman | Great Britain | Rowing | 1928 Summer | |
| Leslie Boardman | Australasia | Swimming | 1912 Summer | |
| Lucilla Boari | Italy | Archery | 2016 Summer, 2020 Summer | |
| Graham Boase | Australia | Athletics | 1964 Summer | |
| Tom Boast | Swimming | 1928 Summer | |
| Bismark Boateng | Canada | Athletics | 2020 Summer | |
| Christiana Boateng | Ghana | 1964 Summer | |
| Eric Boateng | Great Britain | Basketball | 2012 Summer | |
| Frank Boateng | Ghana | Athletics | 1996 Summer | |
| Kwaku Boateng | Canada | 2000 Summer | |
| Leotis Boateng | Nigeria | Football | 1980 Summer | |
| Nelson Boateng | Ghana | Athletics | 1988 Summer, 1992 Summer | |
| Ellie Boatman | Great Britain | Rugby sevens | 2024 Summer | |
| Alfonso Bobadilla | Chile | Equestrian jumping | 1984 Summer | |
| Perfecto Bobadilla | Paraguay | Boxing | 1984 Summer | |
| Stanisław Bobak | Poland | Ski jumping | 1976 Winter, 1980 Winter | |
| Ana Boban | Yugoslavia | Swimming | 1968 Summer | |
| Nikolay Bobarenko | Soviet Union | Road cycling | 1952 Summer | |
| Euric Bobb | Trinidad and Tobago | Athletics | 1968 Summer | |
| Geraldina Bobbio | Argentina | Alpine skiing | 1984 Winter | |
| Quanita Bobbs | South Africa | Field hockey | 2020 Summer, 2024 Summer | |
| Anju Bobby George | India | Athletics | 2004 Summer, 2008 Summer | |
| Dimitar Bobchev | Bulgaria | Track cycling | 1952 Summer | |
| Vilma Bobeck | Sweden | Sailing | 2024 Summer | |
| Nicole Bobek | United States | Figure skating | 1998 Winter | |
| Stjepan Bobek | Yugoslavia | Football | 1948 Summer, 1952 Summer | |
| Pascaline Bobeka | Republic of the Congo | Handball | 1980 Summer | |
| Stoyan Bobekov | Bulgaria | Road cycling | 1976 Summer | |
| Jochem Bobeldijk | Netherlands | Canoe sprint | 1948 Summer, 1952 Summer | |
| Duane Bobick | United States | Boxing | 1972 Summer | |
| Janusz Bobik | Poland | Equestrian jumping | 1980 Summer | |
| Vanessa Bobimbo [ Wikidata ] | Republic of the Congo | Swimming | 2024 Summer | |
| Philippe Bobin | France | Athletics | 1976 Summer | |
| Robert Bobin | 1948 Summer | |
| Ovidiu Bobîrnat | Romania | Boxing | 2000 Summer | |
| Gyula Bóbis | Hungary | Wrestling | 1936 Summer, 1948 Summer | |
| Lorne Bobkin | Canada | Artistic gymnastics | 1988 Summer | |
| Anatoly Bobkov | Russia | Luge | 1994 Winter | |
| Hana Bobková | Czechoslovakia | Artistic gymnastics | 1952 Summer | |
| Miriam Bobková | Slovakia | Athletics | 2008 Summer | |
| Marc Boblet | France | Equestrian dressage | 2008 Summer | |
| Esmée Böbner | Switzerland | Beach volleyball | 2024 Summer | |
| Marta Bobo | Spain | Rhythmic gymnastics | 1984 Summer | |
| Loredana Boboc | Romania | Artistic gymnastics | 2000 Summer | |
| Radu Boboc | Football | 2020 Summer | |
| Claudia Bobocea | Athletics | 2016 Summer, 2020 Summer | |
| Ancuța Bobocel | 2008 Summer, 2012 Summer, 2016 Summer | |
| Mihai Bobocica | Italy | Table tennis | 2008 Summer, 2012 Summer | |
| Sabina Bobokulova [ Wikidata ] | Uzbekistan | Boxing | 2024 Summer | |
| Davlat Bobonov | Judo | 2020 Summer, 2024 Summer | |
| Vladimir Bobrezhov | Unified Team | Canoe sprint | 1992 Summer | |
| Jack Bobridge | Australia | Track cycling | 2008 Summer, 2012 Summer, 2016 Summer | |
| Igor Bobrin | Soviet Union | Figure skating | 1980 Winter | |
| Shelly Bobritsky | Israel | Artistic swimming | 2020 Summer, 2024 Summer | |
| Andrey Bobrov | Soviet Union | Speed skating | 1988 Winter | |
| Vsevolod Bobrov | Football, Ice hockey | 1952 Summer, 1956 Winter | |
| Ekaterina Bobrova | Russia, Russian Olympic Committee | Figure skating | 2010 Winter, 2014 Winter, 2018 Winter | |
| Yelena Bobrova | Russia | Ice hockey | 2002 Winter | |
| Vasyl Bobrovnikov | Ukraine | 2002 Winter | |
| Vladlena Bobrovnikova | Russia, Russian Olympic Committee | Handball | 2016 Summer, 2020 Summer | |
| Daniils Bobrovs | Latvia | Swimming | 2020 Summer, 2024 Summer | |
| Elena Bobrovskaya | Kyrgyzstan | Athletics | 2000 Summer, 2004 Summer | |
| Jan Bobrovský | Czechoslovakia | Basketball | 1972 Summer | |
| Sergei Bobrovsky | Russia | Ice hockey | 2014 Winter | |
| Zdeněk Bobrovský | Czechoslovakia | Basketball | 1952 Summer, 1960 Summer | |
| Maksat Boburbekov | Kyrgyzstan | Wrestling | 2000 Summer | |
| César Bocachica | Puerto Rico | Basketball | 1960 Summer | |
| Jean Bocahut | France | Rowing | 1948 Summer | |
| Andrés Bocanegra | Mexico | Equestrian jumping | 1932 Summer | |
| Juan Luis Bocanegra | Guatemala | Swimming | 1996 Summer | |
| Corinna Boccacini | Italy | Snowboarding | 2006 Winter, 2010 Winter, 2014 Winter | |
| Iginia Boccalandro | Venezuela | Luge | 1998 Winter, 2002 Winter | |
| Philippe Boccara | France, United States | Canoe sprint | 1980 Summer, 1984 Summer, 1988 Summer, 1992 Summer, 1996 Summer, 2000 Summer | |
| Gauthier Boccard | Belgium | Field hockey | 2012 Summer, 2016 Summer, 2020 Summer, 2024 Summer | |
| Jean-Pierre Boccardo | France | Athletics | 1964 Summer, 1968 Summer | |
| Waldyr Boccardo | Brazil | Basketball | 1960 Summer | |
| Salvatore Bocchetti | Italy | Football | 2008 Summer | |
| Adolfo Bocchi | Bobsleigh | 1924 Winter | |
| Tobia Bocchi | Athletics | 2020 Summer | |
| Federico Bocchia | Swimming | 2016 Summer | |
| Manuela Bocchini | Rhythmic gymnastics | 1996 Summer | |
| Giorgio Bocchino | Fencing | 1936 Summer | |
| Maxime Boccon | France | Canoe sprint | 2000 Summer | |
| Bernadeta Bocek-Piotrowska | Poland | Cross country skiing | 1992 Winter, 1994 Winter, 1998 Winter | |
| Beril Böcekler | Turkey | Swimming | 2020 Summer | |
| Margot Boch [ Wikidata ] | France | Bobsleigh | 2022 Winter | |
| Lucien Bochard | Football | 1952 Summer | |
| Sergey Bocharnikov | Belarus | Biathlon | 2018 Winter | |
| Nina Bocharova | Soviet Union | Artistic gymnastics | 1952 Summer | |
| Tatyana Bocharova | Kazakhstan | Athletics | 2004 Summer | |
| Fernande Bochatay | Switzerland | Alpine skiing | 1964 Winter, 1968 Winter | |
| Madeleine Bochatay | France | 1964 Winter | |
| Bruno Boche | Germany | Field hockey | 1928 Summer | |
| Jan Bochenek | Poland | Weightlifting | 1956 Summer, 1960 Summer | |
| Piotr Bochenek | Rowing | 2000 Summer | |
| Kazimierz Bocheński | Swimming | 1936 Summer | |
| Wiesław Bocheński | Wrestling | 1968 Summer | |
| Herbert Böcher | Germany | Athletics | 1928 Summer | |
| Eugenio Boches | Guatemala | Boxing | 1968 Summer | |
| Liston Bochette | Puerto Rico | Bobsleigh | 1992 Winter, 1994 Winter, 1998 Winter | |
| Natalya Bochina | Soviet Union | Athletics | 1980 Summer | |
| Arkady Bochkaryov | Basketball | 1956 Summer | |
| Dmitry Bochkaryov | Speed skating | 1984 Winter, 1988 Winter | |
| Pyotr Bochkaryov | Russia | Athletics | 1996 Summer | |
| Yelyzaveta Bochkaryova | Ukraine | Track cycling | 2012 Summer | |
| Yevgeniya Bochkaryova | Russia | Rhythmic gymnastics | 1996 Summer | |
| Aleksey Bochkov | Unified Team | Road cycling | 1992 Summer | |
| Sergey Bochkov | Azerbaijan | Athletics | 2000 Summer | |
| Annika Bochmann | Germany | Sailing | 2016 Summer | |
| Paul Bochenwich | United States | Canoe sprint | 1952 Summer | |
| Josef Bochníček | Czechoslovakia | Artistic gymnastics | 1920 Summer | |
| Athina Bochori | Greece | Swimming | 2000 Summer | |
| Elżbieta Bocian | Poland | Athletics | 1952 Summer | |
| Jacek Bocian | 2000 Summer | |
| Detlef Bock | Germany | 2004 Summer | |
| Gerhard Bock | Shooting | 1912 Summer | |
| Helmut Böck | Cross country skiing, Nordic combined | 1952 Winter, 1956 Winter | |
| Josef Bock | Austria | Art competitions | 1932 Summer | |
| Josef Böck | Germany | Wrestling | 1936 Summer | |
| Lars Bock | Denmark | Handball | 1976 Summer | |
| Ludwig Böck | Germany | Cross country skiing, Nordic combined | 1928 Winter | |
| Manfred Bock | Athletics | 1960 Summer | |
| Roland Bock | West Germany | Wrestling | 1968 Summer | |
| Willi Bock | East Germany | 1972 Summer | |
| Solomon Bockarie | Sierra Leone, Netherlands | Athletics | 2008 Summer, 2016 Summer | |
| Dirk Bockel | Luxembourg | Triathlon | 2008 Summer | |
| Rick Bockelie | Norway | Sailing | 1924 Summer | |
| Bodo Bockenauer | Germany | Figure skating | 1960 Winter | |
| Manfred Bockenfeld | West Germany | Football | 1984 Summer | |
| Conrad Böcker | Germany | Artistic gymnastics | 1896 Summer | |
| Markus Böckermann | Beach volleyball | 2016 Summer | |
| Franz Böckli | Switzerland | Shooting | 1900 Summer | |
| Claudio Böckli | Biathlon | 2014 Winter | |
| Claudia Bockner | Germany | Diving | 1996 Summer | |
| František Bočko | Czechoslovakia | Artistic gymnastics | 1968 Summer | |
| Georges Boco | Benin | Boxing | 1984 Summer | |
| Bernard Bocquet | France | Track cycling | 1972 Summer | |
| Anna Bocson | Poland, Australia | Athletics | 1956 Summer, 1960 Summer, 1964 Summer | |
| John Bocwinski | United States | Football | 1972 Summer | |
| Gábor Boczkó | Hungary | Fencing | 2004 Summer, 2008 Summer, 2016 Summer | |
| Dorina Böczögő | Artistic gymnastics | 2008 Summer, 2012 Summer | |
| Pierre Boda | Australia | Short track speed skating | 2014 Winter | |
| Ayoub Bodaghi | Iran | Athletics | 1976 Summer | |
| Asbjørn Bodahl | Norway | Artistic gymnastics | 1920 Summer | |
| Joanna Bodak | Poland | Rhythmic gymnastics | 1992 Summer | |
| Adelaide Boddam-Whetham | Great Britain | Archery | 1908 Summer | |
| Christie Bodden | Panama | Swimming | 2008 Summer | |
| John Bodden | Cayman Islands | Sailing | 1984 Summer, 1992 Summer | |
| Inge Bödding | West Germany | Athletics | 1972 Summer | |
| Gary Boddington | South Africa | Field hockey | 1996 Summer | |
| William Boddington | United States | 1932 Summer, 1936 Summer | |
| Hans-Jürgen Bode | West Germany | Handball | 1972 Summer | |
| Harro Bode | Sailing | 1976 Summer | |
| Jana Bode | Germany | Luge | 1994 Winter | |
| Rudolf Bode | Art competitions | 1932 Summer | |
| Wilfried Bode | Water polo | 1952 Summer, 1956 Summer | |
| Sybille Bödecker | East Germany | Canoe slalom | 1972 Summer | |
| Carlos Bodega | Puerto Rico | Swimming | 1996 Summer | |
| Michaël Bodegas | Italy, France | Water polo | 2016 Summer, 2020 Summer, 2024 Summer | |
| Meeri Bodelid | Sweden | Cross country skiing | 1972 Winter | |
| Falk Boden | East Germany | Road cycling | 1980 Summer | |
| Jens Boden | Germany | Speed skating | 2002 Winter, 2006 Winter | |
| Patrik Bodén | Sweden | Athletics | 1992 Summer, 2000 Summer | |
| Peter Boden | Great Britain | Shooting | 1976 Summer, 1984 Summer, 1996 Summer, 2000 Summer | |
| Carla Bodendorf | East Germany | Athletics | 1976 Summer | |
| Simon Bodenmann | Switzerland | Ice hockey | 2014 Winter, 2018 Winter | |
| Ueli Bodenmann | Rowing | 1988 Summer, 1992 Summer, 1996 Summer | |
| Eveline Bodenmüller | Equestrian eventing | 2020 Summer | |
| Klaus Bodenmüller | Austria | Athletics | 1988 Summer, 1992 Summer | |
| Clare Bodensteiner | New Zealand | Basketball | 2008 Summer | |
| Luke Bodensteiner | United States | Cross country skiing | 1992 Winter, 1994 Winter | |
| Sébastien Bodet | France | Swimming | 2008 Summer | |
| Bernadett Bódi | Hungary | Handball | 2008 Summer | |
| János Bódi | Modern pentathlon | 1956 Summer | |
| Jenő Bódi | Wrestling | 1988 Summer, 1992 Summer | |
| Inoua Bodia | Cameroon | Boxing | 1968 Summer | |
| Lee Bodimeade | Australia | Field hockey | 1992 Summer | |
| Kerstin Bodin | Sweden | Shooting | 1988 Summer | |
| Pierre Bodin | France | Football | 1960 Summer | |
| Dave Bodington | Great Britain | Speed skating | 1968 Winter | |
| Lorenzo Giacomo Bodini | Italy | Sailing | 2000 Summer | |
| Marco Bruno Bodini | 2000 Summer | |
| Dejan Bodiroga | Serbia and Montenegro | Basketball | 1996 Summer, 2000 Summer, 2004 Summer | |
| Ruslan Bodișteanu | Moldova | Wrestling | 2000 Summer, 2004 Summer | |
| Bilanday Bodjona | Togo | Athletics | 1984 Summer | |
| Mikkel Bødker | Denmark | Ice hockey | 2022 Winter | |
| Robert Bodley | South Africa | Shooting | 1912 Summer, 1920 Summer | |
| Corinne Bodmer | Switzerland | Freestyle skiing | 1998 Winter, 2002 Winter | |
| Pascal Bodmer | Germany | Ski jumping | 2010 Winter | |
| Alexandru Bodnar | Romania | Archery | 2008 Summer | |
| András Bodnár | Hungary | Swimming, Water polo | 1960 Summer, 1964 Summer, 1968 Summer, 1972 Summer | |
| Bela Bodnar | United States | Cross country skiing | 1976 Winter | |
| Maciej Bodnar | Poland | Road cycling | 2012 Summer, 2016 Summer, 2020 Summer | |
| Ancuța Bodnar | Romania | Rowing | 2020 Summer, 2024 Summer | |
| Sándor Bodnár | Hungary | Football | 1912 Summer | |
| Tibor Bodnár | Shooting | 1976 Summer, 1980 Summer | |
| Mariola Bodnarchuk | Ukraine | Rhythmic gymnastics | 2020 Summer | |
| Walter Bodneck [ Wikidata ] | Russia | Shooting | 1912 Summer | |
| Imants Bodnieks | Soviet Union | Track cycling | 1960 Summer, 1964 Summer, 1968 Summer | |
| Lyudmila Bodniyeva | Russia | Handball | 2012 Summer | |
| Madeleine Bodo Essissima | Cameroon | Volleyball | 2016 Summer | |
| Antal Bodó | Hungary | Wrestling | 1980 Summer | |
| Gábor Bodó | Volleyball | 1964 Summer | |
| Richárd Bodó | Handball | 2024 Summer | |
| Zoltán Bodó [ Wikidata ] | Shooting | 1988 Summer, 1992 Summer, 1996 Summer | |
| Dóra Bodonyi | Canoe sprint | 2020 Summer | |
| István Bodor | 1952 Summer | |
| Mihály Richárd Bodor | Swimming | 1988 Summer | |
| Ödön Bodor | Athletics | 1908 Summer, 1912 Summer | |
| Richárd Bodor | Swimming | 2004 Summer, 2008 Summer | |
| Mihály Bodosi | Athletics | 1936 Summer | |
| Tatiana Bodóvá | Slovakia | Short track speed skating | 2014 Winter | |
| Svetlana Bodritskaya | Kazakhstan | Athletics | 1996 Summer, 2000 Summer, 2004 Summer | |
| László Bodrogi | Hungary | Road cycling | 1996 Summer, 2004 Summer, 2008 Summer | |
| Viktor Bodrogi | Swimming | 2000 Summer, 2004 Summer | |
| Ihor Bodrov | Ukraine | Athletics | 2008 Summer, 2016 Summer | |
| Nadiya Bodrova | 1996 Summer, 2000 Summer | |
| Olajumoke Bodunrin | Nigeria | 1968 Summer | |
| Pascal Body | France | Rowing | 1984 Summer, 1988 Summer | |
| Jacek Bodyk | Poland | Road cycling | 1988 Summer | |
| Ericleia Bodziak | Brazil | Volleyball | 1996 Summer | |
| Grzegorz Bodziana | Poland | Biathlon | 2006 Winter | |
| Anette Bøe | Norway | Cross country skiing | 1980 Winter, 1988 Winter | |
| Magnus Bøe | South Korea | 2018 Winter | |
| Mathias Boe | Denmark | Badminton | 2012 Summer, 2016 Summer | |
| Willy Böckl | Austria | Figure skating | 1924 Winter, 1928 Winter | |
| Dee Boeckmann | United States | Athletics | 1928 Summer | |
| Jan Boedts | Belgium | Art competitions | 1936 Summer | |
| Nicole Boegman | Australia | Athletics | 1988 Summer, 1992 Summer, 1996 Summer | |
| Johannes Boehland | Germany | Art competitions | 1932 Summer, 1936 Summer | |
| Paul Boehm | Canada | Skeleton | 2006 Winter | |
| Otto Boehnke [ Wikidata ] | United States | Artistic gymnastics | 1904 Summer | |
| Noémi Boekel | Netherlands | Softball | 2008 Summer | |
| Melissa Boekelman | Athletics | 2016 Summer | |
| Fieke Boekhorst | Field hockey | 1984 Summer | |
| Geert Boekhout | Belgium | Swimming | 1976 Summer | |
| Lucien Boekmans | Field hockey | 1948 Summer | |
| Pierre Boël | France | Basketball | 1936 Summer | |
| Femke Boelen | Netherlands | Rowing | 1996 Summer | |
| Herman Boelen | 1964 Summer | |
| Menno Boelsma | Speed skating | 1988 Winter | |
| Paulina Boenisz | Poland | Modern pentathlon | 2000 Summer, 2004 Summer, 2008 Summer | |
| Alfredo de Boer | Brazil | Rowing | 1936 Summer | |
| Coenraad Lodewijk Walther Boer | Netherlands | Art competitions | 1932 Summer | |
| Hannes de Boer | Athletics | 1924 Summer, 1928 Summer | |
| Jan de Boer | Artistic gymnastics | 1908 Summer | |
| Jan den Boer | Water polo | 1924 Summer | |
| Johannes Albertus Boer | Art competitions | 1936 Summer | |
| Johanna de Boer | Fencing | 1924 Summer, 1928 Summer, 1932 Summer | |
| Lieuwe de Boer | Speed skating | 1980 Winter | |
| Margot Boer | 2010 Winter, 2014 Winter | |
| Moreno Boer | Italy | Weightlifting | 2000 Summer, 2008 Summer | |
| Thom de Boer | Netherlands | Swimming | 2020 Summer | |
| Isabelle Boéri-Bégard | France | Fencing | 1980 Summer | |
| Hellen Boering | Netherlands | Water polo | 2000 Summer | |
| Henri Boério | France | Artistic gymnastics | 1972 Summer, 1976 Summer, 1980 Summer | |
| Thomas Boerma | Netherlands | Field hockey | 2008 Summer | |
| Stefan Boermans [ Wikidata ] | Beach volleyball | 2024 Summer | |
| Ercole Boero | Italy | Water polo | 1920 Summer | |
| Mario Boero | 1920 Summer | |
| Cintha Boersma | Netherlands | Volleyball | 1992 Summer, 1996 Summer | |
| Emiel Boersma | Beach volleyball | 2008 Summer | |
| Jan Boersma | Netherlands Antilles | Sailing | 1988 Summer | |
| Tjeerd Boersma | Netherlands | Athletics | 1936 Summer | |
| André Boerstra | Field hockey | 1948 Summer, 1952 Summer | |
| Jules Boes | Belgium | Basketball | 1952 Summer | |
| Willem Boeschoten | Netherlands | Rowing | 1976 Summer | |
| Kurt Boese | Canada | Wrestling | 1960 Summer | |
| Elmer Boeseke | United States | Polo | 1924 Summer | |
| Lasse Boesen | Denmark | Handball | 2008 Summer, 2012 Summer | |
| Robert Boeser | United States | Ice hockey | 1948 Winter | |
| Martina Boesler | East Germany | Rowing | 1980 Summer | |
| Petra Boesler | 1976 Summer | |
| Gustave Boesman | Belgium | Football | 1928 Summer | |
| Dirk Boest Gips | Netherlands | Shooting | 1900 Summer | |
| Greg Boester | United States | Ski jumping | 1994 Winter | |
| Arnaud Boetsch | France | Tennis | 1996 Summer | |
| Barbara Boettcher | Canada | Rowing | 1976 Summer | |
| Gerhard Boetzelen | Germany | 1932 Summer | |
| Alexis Bœuf | France | Biathlon | 2014 Winter | |
| Fritz De Boever [ Wikidata ] | Belgium | Art competitions | 1932 Summer | |
| Galabin Boevski | Bulgaria | Weightlifting | 2000 Summer | |
| Johke Boezaart | South Africa | Field hockey | 2004 Summer | |
| François de Boffa [ Wikidata ] | Switzerland | Fencing | 1900 Summer | |
| Roger Bofferding | Luxembourg | Athletics | 1960 Summer | |
| Franco Boffi | Italy | 1984 Summer | |
| Viktor Bogachev | Soviet Union | Rowing | 1960 Summer | |
| Irina Bogacheva | Kyrgyzstan | Athletics | 1996 Summer, 2000 Summer, 2004 Summer | |
| Sylwia Bogacka | Poland | Shooting | 2004 Summer, 2008 Summer, 2012 Summer, 2016 Summer | |
| Mariangee Bogado | Venezuela | Softball | 2008 Summer | |
| Julien Bogaert | Belgium | Canoe sprint | 1948 Summer | |
| Jean Bogaerts | Shooting | 1988 Summer | |
| Karina Bogaerts | Table tennis | 1988 Summer | |
| Rafael Bogaerts | 3x3 basketball | 2020 Summer | |
| Anna Bogaliy-Titovets | Russia | Biathlon | 2002 Winter, 2006 Winter, 2010 Winter | |
| Pál Bogár | Hungary | Basketball | 1952 Summer | |
| Alfredo Bogarín | Paraguay | Fencing | 1988 Summer | |
| Antonella Bogarín | Argentina | Marathon swimming | 2008 Summer | |
| Léon Bogart | France | Artistic gymnastics | 1908 Summer | |
| Eggert Bogason | Iceland | Athletics | 1988 Summer | |
| Urša Bogataj | Slovenia | Ski jumping | 2018 Winter, 2022 Winter | |
| Arianna Bogatec | Italy | Sailing | 1992 Summer, 1996 Summer | |
| Tika Bogati | Nepal | Athletics | 1988 Summer, 1996 Summer | |
| Olga Bogatyreva | Kyrgyzstan | Swimming | 1996 Summer | |
| Dieter Bogatzki | Germany | Athletics | 1964 Summer | |
| Jaroslav Bogdálek | Czechoslovakia | Alpine skiing | 1956 Winter | |
| Ana Bogdan | Romania | Tennis | 2024 Summer | |
| Denis Bogdan | Russian Olympic Committee | Volleyball | 2020 Summer | |
| Anatoli Bogdanov | Soviet Union | Shooting | 1952 Summer, 1956 Summer | |
| Andrei Bogdanov | Russian Olympic Committee | Luge | 2018 Winter, 2022 Winter | |
| Andrey Bogdanov | Soviet Union | Swimming | 1976 Summer | |
| Dmitry Bogdanov | Russia | Athletics | 2000 Summer, 2004 Summer, 2008 Summer | |
| Leonid Bogdanov | Soviet Union | Fencing | 1956 Summer | |
| Martin Bogdanov | Bulgaria | Biathlon | 2010 Winter | |
| Petar Bogdanov | Athletics | 1972 Summer | |
| Sergey Bogdanov | Uzbekistan | Rowing | 2004 Summer | |
| Anna Bogdanova | Russia | Athletics | 2008 Summer | |
| Krasimira Bogdanova | Bulgaria | Basketball | 1976 Summer, 1980 Summer | |
| Lyudmila Bogdanova | Russia | Judo | 2008 Summer | |
| Margarita Bogdanova | Rowing | 1996 Summer | |
| Svetlana Bogdanova | Unified Team | Handball | 1992 Summer | |
| Svetlana Bogdanova | Russia | Water polo | 2004 Summer | |
| Yuliya Bogdanova | Soviet Union | Swimming | 1980 Summer | |
| Bogdan Bogdanović | Serbia | Basketball | 2016 Summer, 2024 Summer | |
| Bojan Bogdanović | Croatia | 2016 Summer | |
| Tijana Bogdanović | Serbia | Taekwondo | 2016 Summer, 2020 Summer | |
| Aivars Bogdanovs | Latvia | Biathlon | 1992 Winter, 1994 Winter | |
| Māris Bogdanovs | Bobsleigh | 2006 Winter | |
| Yevgeniya Bogdanovskaya | Soviet Union | Diving | 1952 Summer | |
| Anastasia Bogdanovski | North Macedonia | Swimming | 2016 Summer | |
| Fyodor Bogdanovsky | Soviet Union | Weightlifting | 1956 Summer | |
| Zygmunt Bogdziewicz | Poland | Shooting | 1972 Summer, 1976 Summer | |
| Albert Bogen | Austria, Hungary | Fencing | 1912 Summer, 1928 Summer | |
| Erna Bogen-Bogáti | Hungary | 1928 Summer, 1932 Summer, 1936 Summer | |
| Patrick Bogere | Sweden | Boxing | 2004 Summer | |
| Robert Bogey | France | Athletics | 1960 Summer | |
| Alessio Boggiatto | Italy | Swimming | 2000 Summer, 2004 Summer, 2008 Summer | |
| Chiara Boggiatto | 2004 Summer, 2012 Summer | |
| Valdemar Bøggild | Denmark | Artistic gymnastics | 1912 Summer | |
| Phil Boggs | United States | Diving | 1976 Summer | |
| Andreea Boghian | Romania | Rowing | 2016 Summer | |
| Aram Boghossian | Brazil | Swimming | 1948 Summer, 1952 Summer | |
| Kyriakos Bogiatzis | Greece | Wrestling | 1984 Summer | |
| John Bogie | Kenya | Judo | 1988 Summer | |
| Aporosa Boginisoko | Fiji | 1992 Summer | |
| Svetlana Boginskaya | Soviet Union, Unified Team, Belarus | Artistic gymnastics | 1988 Summer, 1992 Summer, 1996 Summer | |
| Vadim Bogiev | Russia | Wrestling | 1996 Summer | |
| Lucas Bögl | Germany | Cross country skiing | 2018 Winter, 2022 Winter | |
| Arnold Bögli | Switzerland | Wrestling | 1928 Summer | |
| Mauro Bogliatto | Italy | Athletics | 1964 Summer | |
| Wendy Boglioli | United States | Swimming | 1976 Summer | |
| Luminosa Bogliolo | Italy | Athletics | 2020 Summer | |
| Giuseppe Bognanni | Wrestling | 1972 Summer, 1976 Summer | |
| János Bognár | Hungary | Road cycling | 1936 Summer | |
| Judit Bognár | Athletics | 1964 Summer, 1968 Summer, 1972 Summer | |
| László Bognár | Boxing | 1992 Summer | |
| Richárd Bognár | Shooting | 2012 Summer | |
| Sándor Bognár | Equestrian jumping | 1972 Summer | |
| Willy Bogner Jr. | Germany | Alpine skiing | 1960 Winter, 1964 Winter | |
| Willy Bogner Sr. | Cross country skiing, Nordic combined | 1936 Winter | |
| Vladimir Bogoevski | Yugoslavia | Volleyball | 1980 Summer | |
| Ārons Bogoļubovs | Soviet Union | Judo | 1964 Summer | |
| Vladimir Bogolyubov | Figure skating | 1976 Winter | |
| Igor Bogolyubskiy | Russia | Speed skating | 2014 Winter | |
| Yelena Bogomazova | Swimming | 2004 Summer, 2008 Summer | |
| Alex Bogomolov Jr. | Tennis | 2012 Summer | |
| Galina Bogomolova | Athletics | 2000 Summer, 2004 Summer, 2008 Summer | |
| Tatyana Bogomyagkova | Judo | 1996 Summer | |
| Maria Bogoslov | Romania | Table tennis | 1992 Summer | |
| Olga Bogoslovskaya | Unified Team | Athletics | 1992 Summer | |
| Erika Bogovic | Austria | Artistic gymnastics | 1960 Summer | |
| Steffen Bogs | East Germany | Rowing | 1988 Summer | |
| Tom Bogs | Denmark | Boxing | 1964 Summer | |
| Hallstein Bøgseth | Norway | Nordic combined | 1980 Winter, 1984 Winter, 1988 Winter | |
| Adrian Bogucki | Poland | 3x3 basketball | 2024 Summer | |
| Glenn Bogue | Canada | Athletics | 1976 Summer | |
| Gilles Bogui | Ivory Coast | 1992 Summer | |
| Mehmet Bogujevci | Yugoslavia | Boxing | 1980 Summer | |
| Hartmann Bogumil | East Germany | Sailing | 1968 Summer | |
| Yevgeniya Bogunova | Kazakhstan | Judo | 1996 Summer | |
| Adelina Boguș | Romania | Rowing | 2012 Summer, 2016 Summer | |
| Lech Boguszewicz | Poland | Athletics | 1964 Summer | |
| Andrew Bogut | Australia | Basketball | 2004 Summer, 2008 Summer, 2016 Summer | |
| Jan Boháč | Czechoslovakia | Canoe sprint | 1988 Summer | |
| Josef Boháč | Ice hockey | 1936 Winter | |
| Yuliya Bohachova | Soviet Union | Swimming | 1988 Summer | |
| Jaromír Bohačík | Czech Republic | Basketball | 2020 Summer | |
| Catherine Bohan | Ireland | Swimming | 1980 Summer | |
| Gyan Bahadur Bohara | Nepal | Athletics | 2000 Summer | |
| Jean-Pierre Bohard | France | Nordic combined | 1988 Winter | |
| Jaroslav Bohatý | Czechoslovakia | Athletics | 1960 Summer | |
| Miklós Boháty | Hungary | Basketball | 1960 Summer, 1964 Summer | |
| Gary Bohay | Canada | Wrestling | 1988 Summer | |
| Ivan Bohdan | Soviet Union | 1960 Summer | |
| Caroline Bohé | Denmark | Cycling mountain bike | 2020 Summer, 2024 Summer | |
| Jacques Bohée | France | Football | 1952 Summer | |
| Hernán Boher | Chile | Alpine skiing | 1960 Winter, 1964 Winter | |
| Georgia Bohl | Australia | Swimming | 2016 Summer | |
| Max Bohland | United States | Athletics | 1920 Summer | |
| Gé Bohlander | Netherlands | Water polo | 1920 Summer, 1924 Summer | |
| Willy Bohlander | 1924 Summer | |
| Klaus Bohle | Germany | Canoe sprint | 1964 Summer | |
| Stefanie Böhler | Cross country skiing | 2006 Winter, 2010 Winter, 2014 Winter, 2018 Winter | |
| Erik Bohlin | Sweden | Road cycling | 1924 Summer | |
| Folke Bohlin | Sailing | 1948 Summer, 1956 Summer | |
| Karl Bohlin | United States | Cross country skiing | 1960 Winter, 1964 Winter | |
| Ivar Böhling | Finland | Wrestling | 1912 Summer | |
| Annett Böhm | Germany | Judo | 2004 Summer, 2008 Summer | |
| Csaba Bőhm | Hungary | Modern pentathlon | 2024 Summer | |
| Daniel Böhm | Germany | Biathlon | 2014 Winter | |
| Eilert Bøhm | Norway | Artistic gymnastics | 1920 Summer | |
| Ernst Böhm | Germany | Art competitions | 1928 Summer, 1932 Summer, 1936 Summer | |
| Thomas Böhm | Austria | Swimming | 1984 Summer, 1988 Summer | |
| Wolfgang Böhm | Sailing | 1976 Summer | |
| Zsolt-Georg Böhm | West Germany | Table tennis | 1988 Summer | |
| Kerstin Bohman | Sweden | Artistic gymnastics | 1948 Summer | |
| Lennart Bohman | Boxing | 1928 Summer | |
| Luděk Bohman | Czechoslovakia | Athletics | 1972 Summer | |
| Martin Bohman | Czech Republic | Bobsleigh | 2010 Winter | |
| Marcus Böhme | Germany | Volleyball | 2008 Summer, 2012 Summer | |
| Wolfgang Böhme | East Germany | Handball | 1972 Summer | |
| Gerhard Böhmer | West Germany | Luge | 1980 Winter | |
| Joachim Böhmer | East Germany | Rowing | 1972 Summer | |
| Daniel Bohnacker | Germany | Freestyle skiing | 2014 Winter, 2022 Winter | |
| Hermann Bohne | Norway | Artistic gymnastics | 1908 Summer | |
| Miroslav Bedřich Böhnel | Czechoslovakia | Art competitions | 1932 Summer | |
| Gertrude Bohnert | Switzerland | 1948 Summer | |
| Felix Böhni | Athletics | 1980 Summer, 1984 Summer | |
| Stan Bohonek | Canada | Figure skating | 1976 Winter | |
| Mac Bohonnon | United States | Freestyle skiing | 2014 Winter, 2018 Winter | |
| Yevhen Bohonosiuk | Ukraine | Artistic gymnastics | 2004 Summer | |
| Ernest Bohr | Denmark | Field hockey | 1948 Summer | |
| Harald Bohr | Football | 1908 Summer | |
| Jürgen Bohr | West Germany | Canoe sprint | 1976 Summer | |
| Thomas Bohrer | United States | Rowing | 1988 Summer, 1992 Summer | |
| Richard Bohslavsky | Austria | Shooting | 1948 Summer | |
| Beáta Bohus | Hungary | Handball | 2004 Summer | |
| Richárd Bohus | Swimming | 2012 Summer, 2016 Summer, 2020 Summer | |
| Karl Bohusch | Austria | Artistic gymnastics | 1948 Summer | |
| Erich Bohuslav | Water polo | 1952 Summer | |
| Zdeněk Bohutínský | Czechoslovakia | Canoe sprint | 1972 Summer, 1976 Summer | |
| Franck Boidin | France | Fencing | 1996 Summer | |
| Susanne Boidin | Denmark | Sailing | 2012 Summer | |
| Marcel Boigegrain | France | Rowing | 1948 Summer | |
| Raoul de Boigne | Shooting | 1908 Summer, 1912 Summer | |
| Dmytro Boiko | Ukraine | Fencing | 2012 Summer | |
| Aleksandra Boikova | Russian Olympic Committee | Figure skating | 2022 Winter | |
| Maxim Boilard | Canada | Canoe sprint | 2000 Summer | |
| Anne Boileau | France | Table tennis | 2000 Summer | |
| Art Boileau | Canada | Athletics | 1984 Summer, 1988 Summer | |
| Myriam Boileau | Diving | 2004 Summer | |
| Sheku Boima | Sierra Leone | Athletics | 1980 Summer | |
| Victor Boin | Belgium | Swimming, Water polo, Fencing | 1908 Summer, 1912 Summer, 1920 Summer | |
| Mowen Boino | Papua New Guinea | Athletics | 2000 Summer, 2004 Summer, 2008 Summer | |
| Georges Boireau | France | Boxing | 1928 Summer | |
| Mathieu Bois | Canada | Swimming | 2008 Summer | |
| Maurice Boisdon | France | Fencing | 1900 Summer | |
| Édouard Boislèvé [ Wikidata ] | Artistic gymnastics | 1908 Summer | |
| Georg von Boisman | Sweden | Modern pentathlon | 1936 Summer | |
| José Miguel Boissard | Dominican Republic | Judo | 2004 Summer | |
| Érik Boisse | France | Fencing | 2004 Summer | |
| Philippe Boisse | 1976 Summer, 1980 Summer, 1984 Summer | |
| Raymond Boisset | Athletics | 1936 Summer | |
| Yves Boissier | Fencing | 1968 Summer | |
| Clément de Boissière | 1900 Summer | |
| Andrée Boisson | 1936 Summer | |
| Francis Boisson | Monaco | Shooting | 1960 Summer, 1972 Summer | |
| Jean-Jacques Boisson | France | Equestrian eventing | 1992 Summer | |
| Pierre Boisson | Monaco | Shooting | 1972 Summer, 1976 Summer, 1984 Summer | |
| Bertrand Boissonnault | Canada | Fencing | 1936 Summer | |
| Rosalie Boissonneault | Artistic swimming | 2020 Summer | |
| Xavier Boissy | Senegal | Judo | 1972 Summer | |
| Evelyne Boisvert | Canada | Diving | 1992 Summer | |
| Serge Boisvert | Ice hockey | 1988 Winter | |
| Alex Boisvert-Lacroix | Speed skating | 2018 Winter | |
| Cristina Boiț | Romania | Athletics | 1992 Summer, 1996 Summer | |
| Kibet Boit | Kenya | 1956 Summer | |
| Mike Boit | 1972 Summer | |
| Philip Boit | Cross country skiing | 1998 Winter, 2002 Winter, 2006 Winter | |
| Brian Boitano | United States | Figure skating | 1984 Winter, 1988 Winter, 1994 Winter | |
| Arnaud Boiteau | France | Equestrian eventing | 2004 Summer | |
| Émile Boitelle | Artistic gymnastics | 1920 Summer | |
| Jean Boiteux | Swimming | 1952 Summer, 1956 Summer, 1960 Summer | |
| Vilimoni Botitu | Fiji | Rugby sevens | 2020 Summer | |
| Émile Boitout | France | Shooting | 1920 Summer | |
| Vladimir Boitsov | Russia | Luge | 2006 Winter | |
| Gustaf Boivie | Sweden | Shooting | 1912 Summer | |
| François Boivin | Canada | Snowboarding | 2006 Winter, 2010 Winter | |
| Guillaume Boivin | Road cycling | 2020 Summer | |
| Hélène Boivin | Swimming | 1976 Summer | |
| Olivier Boivin | France | Canoe sprint | 1992 Summer | |
| Anne Boixel | Canoe slalom | 1992 Summer, 1996 Summer | |
| Francisco Bojado | Mexico | Boxing | 2000 Summer | |
| Piotr Bojańczyk | Poland | Figure skating | 1976 Winter | |
| Pavol Bojanovský | Czechoslovakia | Basketball | 1980 Summer | |
| Egils Bojārs | Latvia | Bobsleigh | 1998 Winter | |
| Virginie Bojaryn | France | Swimming | 1988 Summer | |
| Alexandra Bøje | Denmark | Badminton | 2020 Summer | |
| Martín Bojorge [ Wikidata ] | Nicaragua | Baseball | 1996 Summer | |
| Dejan Bojović | Serbia | Volleyball | 2008 Summer | |
| Vlado Bojović | Yugoslavia | Handball | 1976 Summer | |
| Jacob Bojsen-Møller | Denmark | Sailing | 1980 Summer, 1984 Summer | |
| Jens Bojsen-Møller | 1992 Summer, 1996 Summer | |
| Jørgen Bojsen-Møller | 1980 Summer, 1984 Summer, 1988 Summer, 1992 Summer | |
| Bendegúz Bóka | Hungary | Handball | 2024 Summer | |
| Nataša Bokal | Slovenia | Alpine skiing | 1992 Winter, 1998 Winter, 2002 Winter | |
| Bedri Böke | Turkey | Equestrian jumping | 1956 Summer | |
| Dieter Bokeloh | Germany | Ski jumping | 1964 Winter | |
| Claudia Bokel | Fencing | 1996 Summer, 2000 Summer, 2004 Summer | |
| Aauri Bokesa | Spain | Athletics | 2012 Summer, 2016 Summer, 2020 Summer | |
| János Bökfi | Hungary | Weightlifting | 1988 Summer | |
| Lal Shah Bokhari | India | Field hockey | 1932 Summer | |
| Willem Bokhoven | Netherlands | Water polo | 1924 Summer | |
| Håvard Bøkko | Norway | Speed skating | 2006 Winter, 2010 Winter, 2014 Winter, 2018 Winter | |
| Hege Bøkko | 2010 Winter, 2014 Winter, 2018 Winter | |
| Jan Boklöv | Sweden | Ski jumping | 1988 Winter, 1992 Winter | |
| Otto Bökman | Shooting | 1912 Summer | |
| Yannick Bokolo | France | Basketball | 2012 Summer | |
| György Bokor | Hungary | 1952 Summer | |
| Marián Bokor | Slovakia | Athletics | 2000 Summer, 2004 Summer | |
| Marouane Bokri | Tunisia | Football | 1996 Summer | |
| Zsuzsa Bokros-Török | Hungary | Volleyball | 1972 Summer | |
| Joost Boks | Netherlands | Field hockey | 1964 Summer, 1968 Summer | |
| Zsuzsa Boksay | Hungary | Basketball | 1980 Summer | |
| German Bokun | Soviet Union | Fencing | 1952 Summer | |
| Femke Bol | Netherlands | Athletics | 2020 Summer, 2024 Summer | |
| Jan Bol | Sailing | 1968 Summer | |
| Peter Bol | Australia | Athletics | 2016 Summer, 2020 Summer, 2024 Summer | |
| René Bol | Canada | Water polo | 1984 Summer | |
| Napolioni Bolaca | Fiji | Rugby sevens | 2020 Summer | |
| Bartłomiej Bołądź | Poland | Volleyball | 2024 Summer | |
| Andrew Boland | Ireland | Canoe slalom | 1996 Summer | |
| Harry Boland | Basketball | 1948 Summer | |
| John Boland | Great Britain | Tennis | 1896 Summer | |
| Gunnar Bolander [ Wikidata ] | Sweden | Athletics | 1912 Summer | |
| Johnny Bolang | Indonesia | Boxing | 1960 Summer | |
| Edgar Bolaños | Guatemala | Football | 1976 Summer | |
| Mauricio Bolaños | El Salvador | Road cycling | 1968 Summer | |
| Panagiotis Bolanos [ Wikidata ] | Greece | Swimming | 2024 Summer | |
| Victor Bolaños [ Wikidata ] | Colombia | Sailing | 2024 Summer | |
| Ebru Bolat [ Wikidata ] | Romania | 2024 Summer | |
| Timur Bolat | Kazakhstan | Judo | 2012 Summer | |
| Rıdvan Bolatlı | Turkey | Football | 1952 Summer | |
| Sylvain Bolay | France | Road cycling | 1992 Summer | |
| Anja Bolbjerg | Denmark | Freestyle skiing | 1998 Winter, 2002 Winter | |
| Buyandelgeriin Bold | Mongolia | Wrestling | 1980 Summer | |
| Khaliuny Boldbaatar | Judo | 1992 Summer, 1996 Summer | |
| Damdinsürengiin Boldbayar | Weightlifting | 1980 Summer | |
| Karin Boldemann | Germany | Artistic gymnastics | 1960 Summer | |
| Eugene Bolden | United States | Swimming | 1920 Summer | |
| Jeanette Bolden | Athletics | 1984 Summer | |
| Linda Bolder | Israel | Judo | 2016 Summer | |
| Vasile Boldescu | Romania | Ice hockey | 1968 Winter | |
| Igor Boldin | Unified Team | 1992 Winter | |
| Cees Bolding | Netherlands | Art competitions | 1928 Summer | |
| Morgan Bolding | Great Britain | Rowing | 2024 Summer | |
| Ato Boldon | Trinidad and Tobago | Athletics | 1992 Summer, 1996 Summer, 2000 Summer, 2004 Summer | |
| Joachim Boldsen | Denmark | Handball | 2008 Summer | |
| Thyra Boldsen | Art competitions | 1932 Summer | |
| Alwin Boldt | Germany | Track cycling | 1908 Summer | |
| Harry Boldt | Germany, West Germany | Equestrian dressage | 1964 Summer, 1976 Summer | |
| Sidney Boldt-Christmas | Sweden | Sailing | 1952 Summer | |
| Alain Bolduc | Canada | 1996 Summer | |
| Dan Bolduc | United States | Ice hockey | 1976 Winter | |
| Andrey Boldykov | Russia | Snowboarding | 2010 Winter, 2014 Winter | |
| Svetlana Boldykova | 2006 Winter, 2010 Winter | |
| Grega Bole | Slovenia | Road cycling | 2012 Summer | |
| Maloni Bole | Fiji | Athletics | 1988 Summer | |
| Solomone Bole | 1996 Summer | |
| Fernando Bolea | Spain | Handball | 1992 Summer | |
| Elena Boledovičová | Czechoslovakia | 1980 Summer | |
| Simone Bolelli | Italy | Tennis | 2008 Summer, 2024 Summer | |
| Dave Bolen | United States | Athletics | 1948 Summer | |
| Claire Boles | Ireland | Rugby sevens | 2024 Summer | |
| John Boles | United States | Shooting | 1924 Summer | |
| Polina Bolgareva | Russian Olympic Committee | Ice hockey | 2022 Winter | |
| Kevin Bolger | United States | Cross country skiing | 2022 Winter | |
| Patrick Bolger | Canada | Wrestling | 1968 Summer, 1972 Summer | |
| Thomas Bolger | Australia | 1928 Summer | |
| André Bolhuis | Netherlands | Field hockey | 1972 Summer, 1976 Summer | |
| Guusje van Bolhuis [ Wikidata ] | France | 2024 Summer | |
| Anatole Bolin | Sweden | Athletics | 1920 Summer | |
| Cynthia Bolingo | Belgium | 2016 Summer, 2024 Summer | |
| Bob Bolitho | Canada | Football | 1976 Summer | |
| Kirill Boliukh | Ukraine | Diving | 2024 Summer | |
| Bolívar | Brazil | Football | 1972 Summer | |
| Carmela Bolívar | Peru | Athletics | 1980 Summer | |
| Marcelino Bolívar | Venezuela | Boxing | 1984 Summer, 1988 Summer | |
| Andrea Bölk | Germany | Handball | 1992 Summer, 1996 Summer | |
| Emily Bölk | 2024 Summer | |
| Max Bolkart | Ski jumping | 1956 Winter, 1960 Winter, 1964 Winter | |
| Theo Bolkart | West Germany | Swimming | 1968 Summer | |
| Irakli Bolkvadze | Georgia | 2012 Summer | |
| Shmagi Bolkvadze | Wrestling | 2016 Summer | |
| David Boll | United States | Road cycling | 1976 Summer | |
| Rod Boll | Canada | Shooting | 1996 Summer | |
| Timo Boll | Germany | Table tennis | 2000 Summer, 2004 Summer, 2008 Summer, 2012 Summer, 2016 Summer, 2020 Summer, 2024 Summer | |
| Vittorio Bolla | Italy | Ice hockey | 1956 Winter, 1964 Winter | |
| Alex Bollaert | Belgium | Boxing | 1948 Summer | |
| Paul Bolland | Great Britain | Field hockey | 1992 Summer | |
| Sten-Olof Bolldén | Sweden | Swimming | 1936 Summer | |
| Gabriela Bolle | Colombia | Cycling BMX racing | 2024 Summer | |
| Leen Bolle | Netherlands | Art competitions | 1928 Summer | |
| Monique Bolleboom | Artistic gymnastics | 1976 Summer | |
| Manon Bollegraf | Tennis | 1996 Summer | |
| Roland Bollenberg | Belgium | Rowing | 1960 Summer | |
| Heinrich Boller | Switzerland | Ice hockey | 1948 Winter | |
| Walter Boller | West Germany | Athletics | 1976 Summer | |
| Ingunn Bollerud | Norway | Road cycling | 1992 Summer, 1996 Summer, 2000 Summer | |
| Charles Bollet [ Wikidata ] | France | Artistic gymnastics | 1900 Summer | |
| Marine Bolliet | Biathlon | 2014 Winter | |
| Gretel Bolliger | Switzerland | Athletics | 1952 Summer | |
| Peter Bolliger | Rowing | 1964 Summer, 1968 Summer | |
| Thierry Bollin | Swimming | 2024 Summer | |
| Julian Bolling | Sri Lanka | 1984 Summer, 1988 Summer, 1992 Summer | |
| Lars-Arne Bölling | Sweden | Cross country skiing | 1972 Winter | |
| Darrick Bollinger | Guam | Swimming | 1996 Summer | |
| James Bollinger [ Wikidata ] | United States | Boxing | 1904 Summer | |
| Christian Bollini [ Wikidata ] | San Marino | Alpine skiing | 1984 Winter | |
| Francisco Bollini | Argentina | Fencing | 1924 Summer | |
| Germano Bollini [ Wikidata ] | San Marino | Shooting | 1984 Summer | |
| Kirsten Bolm | Germany | Athletics | 2004 Summer | |
| Marloes Bolman | Netherlands | Rowing | 2000 Summer | |
| Leandro Bolmaro | Argentina | Basketball | 2020 Summer | |
| Marin Bolocan | Romania | Wrestling | 1964 Summer | |
| Paola Bologna | Italy | Tennis | 1924 Summer | |
| Alessio Bolognani | Ski jumping | 2006 Winter | |
| Aureliano Bolognesi | Boxing | 1952 Summer | |
| Arnaldo Bologni | Equestrian jumping | 1996 Summer | |
| Jean-Pierre Bolomey | Switzerland | Field hockey | 1952 Summer | |
| Flóra Bolonyai | Hungary | Water polo | 2012 Summer | |
| Batmönkhiin Bolor-Erdene | Mongolia | Table tennis | 2020 Summer | |
| Bat-Ochiryn Bolortuyaa | Wrestling | 2020 Summer | |
| Khürelkhüügiin Bolortuyaa | 2020 Summer | |
| Aleksandr Boloshev | Soviet Union | Basketball | 1972 Summer | |
| Pyotr Bolotnikov | Athletics | 1956 Summer, 1960 Summer, 1964 Summer | |
| Natalia Bolotova | Russia | Archery | 2000 Summer, 2004 Summer | |
| Marie Bolou | France | Sailing | 2020 Summer | |
| Abdul Ridha Al-Boloushi | Kuwait | Handball | 1996 Summer | |
| Jan Bols | Netherlands | Speed skating | 1968 Winter, 1972 Winter | |
| Nikolay Bolshakov | Russia | Cross country skiing | 2002 Winter | |
| Sergey Bolshakov | Marathon swimming | 2012 Summer | |
| Svetlana Bolshakova | Belgium | Athletics | 2012 Summer | |
| Viktor Bolshov | Soviet Union | 1960 Summer, 1968 Summer | |
| Alexander Bolshunov | Russian Olympic Committee | Cross country skiing | 2018 Winter, 2022 Winter | |
| Olga Bolșova | Unified Team, Moldova | Athletics | 1992 Summer, 1996 Summer, 2000 Summer, 2004 Summer | |
| Yelena Bolsun | Russia | 2004 Summer | |
| Jan Bolt | Netherlands | Artistic gymnastics | 1908 Summer | |
| John Bolt | Australia | Rowing | 1980 Summer | |
| Usain Bolt | Jamaica | Athletics | 2004 Summer, 2008 Summer, 2012 Summer, 2016 Summer | |
| Sharofiddin Boltaboev | Uzbekistan | Judo | 2020 Summer, 2024 Summer | |
| Davlat Boltaev | Tajikistan | Boxing | 2024 Summer | |
| Dragan Boltar | Yugoslavia | Art competitions | 1948 Summer | |
| Alida Bolten | Netherlands | Swimming | 1924 Summer | |
| Wim Bolten | Athletics | 1924 Summer | |
| Gustaf Adolf Boltenstern | Sweden | Equestrian dressage | 1912 Summer, 1920 Summer | |
| Gustaf Adolf Boltenstern Jr. | 1932 Summer, 1948 Summer, 1952 Summer, 1956 Summer | |
| Sinivie Boltic | Nigeria | Wrestling | 2012 Summer | |
| Stjepan Boltižar | Yugoslavia | Artistic gymnastics | 1948 Summer | |
| Marc Boltó | Spain | Field hockey | 2020 Summer | |
| Cameron Bolton | Australia | Snowboarding | 2014 Winter, 2018 Winter, 2022 Winter | |
| Colleen Bolton | Cross country skiing | 1980 Winter | |
| John Bolton | New Zealand | Weightlifting | 1968 Summer, 1972 Summer | |
| Lyndon Bolton | Great Britain | Equestrian eventing | 1948 Summer | |
| Ruthie Bolton | United States | Basketball | 1996 Summer, 2000 Summer | |
| Ryan Bolton | Triathlon | 2000 Summer | |
| Hartmut Bölts | West Germany | Road cycling | 1984 Summer | |
| Anzor Boltukaev | Russia | Wrestling | 2016 Summer | |
| Andrea Boltz | Mexico | Rowing | 1996 Summer | |
| Daniel Böltz | Switzerland | Athletics | 1992 Summer | |
| Willi Boltze | Germany | 1928 Summer | |
| İbrahim Bölükbaşı | Turkey | Wrestling | 2012 Summer, 2016 Summer | |
| Nestor Bolum | Nigeria | Boxing | 2004 Summer | |
| Dušan Bulut | Serbia | 3x3 basketball | 2020 Summer | |
| Antal Bolvári | Hungary | Water polo | 1952 Summer, 1956 Summer | |
| Ana Cláudia Bolzan | Brazil | Handball | 2024 Summer | |
| Erminio Bolzan | Italy | Boxing | 1936 Summer | |
| Alberto Bolzi | Argentina | Wrestling | 1948 Summer | |
| Nino Bolzoni | Italy | Rowing | 1928 Summer | |
| Ida Boman [ Wikidata ] | Sweden | Ice hockey | 2022 Winter | |
| Carlo Bomans | Belgium | Road cycling | 1984 Summer | |
| Dean Bombač | Slovenia | Handball | 2016 Summer, 2024 Summer | |
| Hans-Jürgen Bombach | East Germany | Athletics | 1972 Summer | |
| Édouard Bombart | Belgium | Boxing | 1948 Summer | |
| Wilson Bombarda | Brazil | Basketball | 1956 Summer | |
| Roland Bombardella | Luxembourg | Athletics | 1976 Summer | |
| Tony Bombardieri | Italy | Figure skating | 1998 Winter | |
| Harry Bombeeck | Belgium | Fencing | 1920 Summer | |
| Sarah Bombell | Australia | Artistic swimming | 2008 Summer, 2012 Summer | |
| Ludvík Bombík | Czechoslovakia | Athletics | 1936 Summer | |
| Emil Bömches [ Wikidata ] | Hungary | Shooting | 1912 Summer | |
| Thiago Bomfim | Brazil | Field hockey | 2016 Summer | |
| Dhiraj Bommadevara | India | Archery | 2024 Summer | |
| Giuseppe Bommarito | Italy | Athletics | 1960 Summer | |
| Henning Bommel | Germany | Track cycling | 2016 Summer | |
| Rudi Bommer | West Germany | Football | 1984 Summer, 1988 Summer | |
| Sonia Bompastor | France | 2012 Summer | |
| Roberto Bomprezzi | Italy | Modern pentathlon | 1992 Summer | |
| Kathrine Bomstad | Norway | Swimming | 1984 Summer | |
| Léon van Bon | Netherlands | Track cycling, Road cycling | 1992 Summer, 2000 Summer | |
| Naftali Bon | Kenya | Athletics | 1968 Summer | |
| Piet Bon | Netherlands | Rowing | 1968 Summer | |
| Simon Bon | 1924 Summer, 1928 Summer | |
| Anderson Bonabart | Federated States of Micronesia | Swimming | 2004 Summer | |
| Ivan Bonacalza | Argentina | Alpine skiing | 1980 Winter | |
| Duje Bonačić | Yugoslavia | Rowing | 1952 Summer | |
| Filip Bonačić | Water polo | 1936 Summer | |
| Mirko Bonačić | Football | 1928 Summer | |
| Ozren Bonačić | Water polo | 1964 Summer, 1968 Summer, 1972 Summer, 1976 Summer | |
| Carlos Alberto Bonacich | Argentina | Swimming | 1952 Summer | |
| Ernesto Bonacina | Italy | Athletics | 1924 Summer | |
| Fabio Bonacina | Artistic gymnastics | 1952 Summer | |
| Alberto Bonacossa | Tennis | 1920 Summer | |
| Umberto Bonadè | Rowing | 1928 Summer | |
| Francis Bonafede | Monaco | Shooting | 1960 Summer | |
| Victor Bonafède | 1924 Summer, 1936 Summer | |
| Romano Bonagura | Italy | Bobsleigh | 1964 Winter | |
| Séverine Bonal | France | Archery | 1992 Summer, 1996 Summer | |
| Sergio Bonaldi | Italy | Biathlon | 2006 Winter | |
| Surya Bonaly | France | Figure skating | 1992 Winter, 1994 Winter, 1998 Winter | |
| Marco Bonamico | Italy | Basketball | 1980 Summer, 1984 Summer | |
| Bret Bonanni | United States | Water polo | 2016 Summer | |
| Nicolás Bonanno | Argentina | Handball | 2020 Summer, 2024 Summer | |
| Roberta Bonanomi | Italy | Road cycling | 1984 Summer, 1988 Summer, 1992 Summer, 1996 Summer, 2000 Summer | |
| Yvette Bonapart | Suriname | Athletics | 1988 Summer | |
| Antonios Bonas | Greece | Sailing | 1972 Summer, 1976 Summer | |
| Clive Bonas | Venezuela | Athletics | 1956 Summer, 1960 Summer | |
| Khristos Bonas | Greece | Sailing | 1972 Summer | |
| Spyros Bonas | 1956 Summer | |
| Stelios Bonas | 1956 Summer | |
| Enrico Bonassin | Italy | Wrestling | 1924 Summer, 1928 Summer | |
| Berta Bonastre | Spain | Field hockey | 2016 Summer, 2020 Summer | |
| Jordi Bonastre | 2024 Summer | |
| Silvia Bonastre | 2004 Summer, 2008 Summer | |
| Giovanni Bonati [ Wikidata ] | Italy | Artistic gymnastics | 1908 Summer | |
| Franco Bonato [ Wikidata ] | Venezuela | Shooting | 1960 Summer | |
| Yann Bonato | France | Basketball | 2000 Summer | |
| Jean-Paul Bonatou | Cameroon | Boxing | 1988 Summer | |
| Fernando Bonatti [ Wikidata ] | Italy | Artistic gymnastics | 1920 Summer | |
| Harry Bonavia | Malta | Water polo | 1928 Summer | |
| Edoardo Bonazzi [ Wikidata ] | Italy | Shooting | 2024 Summer | |
| Florin Bonca | Romania | Water polo | 1996 Summer | |
| Valter Bonča | Yugoslavia, Slovenia | Road cycling | 1988 Summer, 1992 Summer | |
| Rumelyana Boncheva | Bulgaria | Rowing | 1980 Summer | |
| Virginia Bonci | Romania | Athletics | 1968 Summer | |
| Nicolae Bonciocat | Football | 1924 Summer | |
| Igor Bonciucov | Moldova | Road cycling | 1996 Summer | |
| Alistair Bond | New Zealand | Rowing | 2016 Summer | |
| Ashlee Bond | Israel | Equestrian jumping | 2020 Summer, 2024 Summer | |
| David Bond | Great Britain | Sailing | 1948 Summer | |
| Edgar Bond | Philippines | Shooting | 1964 Summer | |
| Graham Bond | Australia | Artistic gymnastics | 1956 Summer, 1960 Summer, 1964 Summer | |
| Hamish Bond | New Zealand | Rowing | 2008 Summer, 2012 Summer, 2016 Summer, 2020 Summer | |
| Irving Bond | Argentina | 1928 Summer | |
| Laurence Bond | Great Britain | Athletics | 1928 Summer | |
| Aleksandr Bondar | Ukraine, Russian Olympic Committee | Diving | 2012 Summer, 2020 Summer | |
| Elena Bondar | Romania | Rowing | 1980 Summer | |
| Anatoliy Bondarchuk | Soviet Union | Athletics | 1972 Summer, 1976 Summer | |
| Liene Bondare [ Wikidata ] | Latvia | Alpine skiing | 2022 Winter | |
| Alexei Bondarenko | Russia | Artistic gymnastics | 2000 Summer, 2004 Summer | |
| Alona Bondarenko | Ukraine | Tennis | 2008 Summer | |
| Bohdan Bondarenko | Athletics | 2012 Summer, 2016 Summer | |
| Dmytro Bondarenko | Soviet Union | 1956 Summer, 1960 Summer | |
| Natalya Bondarenko | Belarus | Canoe sprint | 2000 Summer | |
| Olga Bondarenko | Soviet Union, Unified Team | Athletics | 1988 Summer, 1992 Summer | |
| Stanislav Bondarenko | Ukraine | Judo | 2012 Summer | |
| Svitlana Bondarenko | Swimming | 1996 Summer, 2000 Summer, 2004 Summer | |
| Yaroslava Bondarenko | Russia | Cycling BMX racing | 2016 Summer | |
| Igors Bondarevs | Latvia | Ice hockey | 2002 Winter | |
| Bogdan Bondariew | Ukraine | Track cycling | 1996 Summer | |
| Oleg Bondarik | Belarus | Road cycling | 1996 Summer | |
| Roman Bondaruk | Ukraine | Shooting | 2008 Summer, 2012 Summer, 2016 Summer | |
| Aksel Bonde | Denmark | Rowing | 1948 Summer | |
| Carl Bonde | Sweden | Equestrian dressage | 1912 Summer, 1928 Summer | |
| Christina Bonde | Denmark | Football | 1996 Summer | |
| Marianne Bonde | Handball | 2012 Summer | |
| Verner Bonde | Fencing | 1920 Summer | |
| Emil Bondev | Bulgaria | Rowing | 1988 Summer | |
| Miksa Bondi | Hungary | Boxing | 1948 Summer | |
| Catherine Bond-Mills | Canada | Athletics | 1992 Summer, 1996 Summer | |
| Marcelle Bouele Bondo | Republic of the Congo | 2016 Summer | |
| René Bondoux | France | Fencing | 1932 Summer, 1936 Summer | |
| Peter Bondra | Slovakia | Ice hockey | 1998 Winter, 2006 Winter | |
| Fritz Bondroit | Germany | Canoe sprint | 1936 Summer | |
| Rosie Bonds | United States | Athletics | 1964 Summer | |
| Alain Bondue | France | Track cycling | 1980 Summer | |
| Louise Bond-Williams | Great Britain | Fencing | 2004 Summer, 2012 Summer | |
| Edwina Bone | Australia | Field hockey | 2016 Summer, 2020 Summer | |
| John Gavin Bone | Great Britain | Road cycling | 1936 Summer | |
| Kārlis Bone | Latvia | Football | 1924 Summer | |
| Oliver Bone | Canada | Sailing | 2008 Summer, 2020 Summer | |
| Phyllis Bone | Great Britain | Art competitions | 1948 Summer | |
| Wolf Boneder | Germany | Athletics | 1928 Summer | |
| Mario Bonello | Malta | 1996 Summer, 2000 Summer | |
| Peter Bonello | Sailing | 1984 Summer | |
| Ricardo Boneo | Argentina | Rowing, Sailing | 1948 Summer, 1960 Summer, 1964 Summer, 1972 Summer | |
| Seraina Boner | Switzerland | Cross country skiing | 2006 Winter, 2014 Winter | |
| Daniele Bonera | Italy | Football | 2004 Summer | |
| Françoise Bonetat | France | Canoe sprint | 1976 Summer | |
| Elisabeth Bonetsmüller | Germany | Athletics | 1928 Summer | |
| Américo Bonetti | Argentina | Boxing | 1952 Summer | |
| Cesare Bonetti | Italy | Weightlifting | 1924 Summer | |
| Deyan Bonev | Bulgaria | Canoe sprint | 1988 Summer | |
| Liemarvin Bonevacia | Independent Olympians, Netherlands | Athletics | 2012 Summer, 2016 Summer, 2020 Summer | |
| Carlo Bonfanti [ Wikidata ] | Italy | Diving | 1908 Summer, 1912 Summer | |
| Elena Maria Bonfanti | Athletics | 2012 Summer | |
| Luigia Bonfanti | 1928 Summer | |
| Ângelo Bonfietti | Brazil | Basketball | 1952 Summer, 1956 Summer | |
| Emilio Bonfigli [ Wikidata ] | Italy | Boxing | 1924 Summer | |
| Óscar Bonfiglio | Mexico | Football | 1928 Summer | |
| Pascual Bonfiglio | Argentina | Boxing | 1928 Summer | |
| Susanna Bonfiglio | Italy | Basketball | 1996 Summer | |
| Celma Bonfim da Graça | São Tomé and Príncipe | Athletics | 2008 Summer, 2016 Summer | |
| Bruno Bonfim | Brazil | Swimming | 2004 Summer | |
| Caio Bonfim | Athletics | 2012 Summer, 2016 Summer, 2020 Summer, 2024 Summer | |
| Jailto Bonfim | 1988 Summer | |
| Joilto Bonfim | 1992 Summer | |
| Nadia Bonfini | Italy | Alpine skiing | 1988 Winter | |
| Bong Chang-won | South Korea | Wrestling | 1960 Summer | |
| Jung Bong | Baseball | 2008 Summer | |
| Isaac Bonga | Germany | Basketball | 2020 Summer, 2024 Summer | |
| Jan Bonga | Switzerland | Sailing | 1988 Summer | |
| Britt Bongaerts | Netherlands | Volleyball | 2024 Summer | |
| Jennifer Bongardt | Germany | Canoe slalom | 2004 Summer, 2008 Summer | |
| Bart Bongers | Netherlands | Water polo | 1968 Summer | |
| Eric Bongers | South Africa | Sailing | 1956 Summer | |
| Anna Bongiorni | Italy | Athletics | 2020 Summer, 2024 Summer | |
| Giovanni Bongiorni | 1984 Summer | |
| Giorgio Bongiovanni | Basketball | 1952 Summer | |
| Lidia Bongiovanni | Athletics | 1936 Summer | |
| Bruno Bongongo | Central African Republic | Boxing | 2008 Summer | |
| George Bonhag | United States | Athletics | 1904 Summer, 1908 Summer, 1912 Summer | |
| Yannick Bonheur | France | Figure skating | 2006 Winter, 2010 Winter | |
| Ariane Bonhomme | Canada | Track cycling | 2020 Summer, 2024 Summer | |
| Tessa Bonhomme | Ice hockey | 2010 Winter | |
| Aldo Boni | Italy | Fencing | 1920 Summer, 1924 Summer | |
| Frédéric Boeni | Switzerland | Diving | 1936 Summer | |
| Bruno Boni | Italy | Rowing | 1948 Summer | |
| Guido Boni | Artistic gymnastics | 1912 Summer | |
| Eugenio Bonicco | Alpine skiing | 1948 Winter | |
| Gianni Bonichon | Bobsleigh | 1972 Winter | |
| Laurence Bonici | France | Luge | 1988 Winter | |
| Jerzy Boniecki | Poland | Swimming | 1952 Summer | |
| Basil Boniface | Seychelles | Boxing | 1984 Summer | |
| Harriet Boniface | Malawi | Judo | 2020 Summer | |
| Emilio Bonifácio | Dominican Republic | Baseball | 2020 Summer | |
| Sarah Bonikowsky | Canada | Rowing | 2008 Summer | |
| Andrea Bonilla | Ecuador | Athletics | 2020 Summer | |
| Antonio Bonilla | Spain | Shooting | 1920 Summer | |
| Cristian Bonilla | Colombia | Football | 2016 Summer | |
| José Adrián Bonilla | Costa Rica | Cycling mountain bike | 2000 Summer, 2004 Summer | |
| Magaly Bonilla | Ecuador | Athletics | 2016 Summer, 2024 Summer | |
| Pedro Bonilla | Colombia | Road cycling | 1988 Summer | |
| Roberto Bonilla | Guatemala | Swimming | 1992 Summer, 1996 Summer | |
| André Bonin | France | Fencing | 1948 Summer | |
| Charlotte Bonin | Italy | Triathlon | 2008 Summer, 2016 Summer | |
| Marcel Bonin | France | Shooting | 1936 Summer, 1948 Summer | |
| Dante Boninfante | Italy | Volleyball | 2012 Summer | |
| Antonio Bonini | 1980 Summer | |
| Mario-Giuseppe Bonini | Athletics | 1920 Summer, 1924 Summer | |
| Oscar Bonini | Argentina | Rowing | 1984 Summer | |
| René Bonino | France | Athletics | 1952 Summer, 1956 Summer | |
| Walter Boninsegni | Italy | Shooting | 1932 Summer, 1936 Summer, 1948 Summer | |
| Annamária Bónis | Hungary | Alpine skiing | 1992 Winter | |
| Attila Bónis | 1992 Winter, 1994 Winter | |
| Yvonne Bönisch | Germany | Judo | 2004 Summer, 2008 Summer | |
| Régis Bonissent | France | Fencing | 1972 Summer, 1976 Summer | |
| Renzo Bonivento | Italy | Equestrian jumping | 1936 Summer | |
| Bartłomiej Bonk | Poland | Weightlifting | 2008 Summer, 2012 Summer, 2016 Summer | |
| Gerd Bonk | East Germany | 1972 Summer, 1976 Summer | |
| Tino Bonk | Germany | Bobsleigh | 1992 Winter | |
| Edith Bonlieu | France | Alpine skiing | 1956 Winter | |
| François Bonlieu | 1956 Winter, 1960 Winter, 1964 Winter | |
| Aitana Bonmatí | Spain | Football | 2024 Summer | |
| Narve Bonna | Norway | Ski jumping | 1924 Winter | |
| Jules Bonnaire | France | Freestyle skiing | 2014 Winter | |
| Roberto Bonnano | Argentina | Football | 1960 Summer | |
| Jean-François Bonnard | France | Ice hockey | 2002 Winter | |
| Suzanne Bonnard | Switzerland | Fencing | 1924 Summer | |
| Philippe Bonnardel | France | Football | 1924 Summer | |
| Félix Bonnat | Bobsleigh | 1948 Winter | |
| Zacarías Bonnat | Dominican Republic | Weightlifting | 2020 Summer | |
| Daisurami Bonne | Cuba | Athletics | 2012 Summer, 2016 Summer | |
| Idalmis Bonne | 1992 Summer, 1996 Summer, 2000 Summer | |
| Yowlys Bonne | Wrestling | 2012 Summer, 2016 Summer | |
| Paul Bonnefont | France | 1924 Summer | |
| Henri Bonnefoy | Shooting | 1908 Summer | |
| Morgane Bonnefoy | Luge | 2014 Winter | |
| Bonnel [ Wikidata ] | Fencing | 1900 Summer | |
| Éric Bonnel | Weightlifting | 1996 Summer, 2000 Summer, 2004 Summer | |
| Folmer Bonnén | Denmark | Art competitions | 1924 Summer | |
| Ali Bonner | Great Britain | Rowing | 1988 Summer | |
| Étienne Bonnes | France | Rugby | 1924 Summer | |
| Céline Bonnet | Swimming | 1992 Summer | |
| Charlotte Bonnet | 2012 Summer, 2016 Summer, 2020 Summer, 2024 Summer | |
| François Bonnet [ Wikidata ] | Track cycling | 1908 Summer | |
| François Bonnet | Canoe slalom | 1972 Summer | |
| Françoise Bonnet | Athletics | 1988 Summer | |
| Helmut Bonnet | Germany | 1936 Summer | |
| Jacques Bonnet | France | Field hockey | 1960 Summer | |
| Jorge Bonnet | Puerto Rico | Judo, Bobsleigh | 1984 Summer, 1988 Summer, 1992 Winter, 1994 Winter, 1998 Winter | |
| Julio Bonnet | Argentina | Weightlifting | 1948 Summer | |
| Marie-Thérèse Bonnet | France | Luge | 1976 Winter | |
| Pierre Bonnet | Boxing | 1936 Summer | |
| Alec Bonnett | Great Britain | Shooting | 1968 Summer | |
| Barend Bonneveld | Netherlands | Wrestling | 1912 Summer, 1920 Summer | |
| Gérard Bonnevie | France | Alpine skiing | 1976 Winter | |
| Michel Bonnevie | Basketball | 1948 Summer | |
| Raymond Bonney | United States | Ice hockey | 1920 Summer | |
| Robert Bonney [ Wikidata ] | Great Britain | Artistic gymnastics | 1908 Summer | |
| Gerardo Bönnhoff | Argentina | Athletics | 1948 Summer, 1952 Summer | |
| Lies Bonnier | Netherlands | Swimming | 1952 Summer | |
| Louis Bonnier | France | Art competitions | 1928 Summer | |
| Marie-Julie Bonnin | Athletics | 2024 Summer | |
| Philippe Bonnin | Fencing | 1980 Summer | |
| Hermann von Bönninghausen | Germany | Athletics | 1908 Summer, 1912 Summer | |
| Louis Bonniot de Fleurac | France | Athletics, Art competitions | 1908 Summer, 1928 Summer | |
| Jérôme Bonnissel | Football | 1996 Summer | |
| Paul Bonno | Track cycling | 1976 Summer | |
| Nicolás Bono [ Wikidata ] | Argentina | Handball | 2024 Summer | |
| Omero Bonoli | Italy | Artistic gymnastics | 1932 Summer | |
| Beniamino Bonomi | Canoe sprint | 1988 Summer, 1992 Summer, 1996 Summer, 2000 Summer, 2004 Summer | |
| Mauro Bonomi | Football | 1992 Summer | |
| Mario Bonomo | Ski jumping | 1936 Winter | |
| Monica Bonon | Swimming | 1980 Summer | |
| Georgia Bonora | Australia | Artistic gymnastics | 2008 Summer, 2012 Summer | |
| René Bonora | Cuba | Football | 1976 Summer | |
| César Bonoris | Argentina | Artistic gymnastics | 1948 Summer, 1952 Summer | |
| Boris Bonov | Bulgaria | Football | 1924 Summer | |
| Ivanka Bonova | Athletics | 1976 Summer | |
| Hélène Bons | France | 1928 Summer | |
| Klaus Bonsack | Germany, East Germany | Luge | 1964 Winter, 1968 Winter, 1972 Winter | |
| Alexander Bonsaksen | Norway | Ice hockey | 2010 Winter, 2014 Winter, 2018 Winter | |
| William Bonsall | United States | Artistic gymnastics | 1948 Summer | |
| Yves Bonsang | France | Bobsleigh | 1972 Winter | |
| Horace Bonser | United States | Shooting | 1920 Summer | |
| Debbie Bont | Netherlands | Handball | 2020 Summer | |
| Franco Bontadini | Italy | Football | 1912 Summer | |
| Cristina Bontaș | Romania | Artistic gymnastics | 1992 Summer | |
| Mitică Bontaş | Handball | 1992 Summer | |
| Bob Bonte | Netherlands | Swimming | 1948 Summer | |
| Frederic H. Bontecou | United States | Equestrian jumping | 1924 Summer | |
| Johan Bontekoe | Netherlands | Swimming | 1964 Summer | |
| Fabrizio Bontempi | Italy | Road cycling | 1988 Summer | |
| Guido Bontempi | Track cycling | 1980 Summer | |
| Christine Bontemps | France | Shooting | 1992 Summer | |
| Julien Bontemps | Sailing | 2004 Summer, 2008 Summer, 2012 Summer | |
| Paul Bontemps | Athletics | 1924 Summer | |
| Ron Bontemps | United States | Basketball | 1952 Summer | |
| Ellen Bontje | Netherlands | Equestrian dressage | 1988 Summer, 1992 Summer, 2000 Summer | |
| Rob Bontje | Volleyball | 2004 Summer | |
| Valentin Bontus | Austria | Sailing | 2024 Summer | |
| Federico Bonus | Philippines | Boxing | 1956 Summer | |
| Jules Bonvalet | Belgium | Equestrian jumping, Equestrian eventing | 1920 Summer, 1924 Summer | |
| Teresa Bonvalot | Portugal | Surfing | 2020 Summer, 2024 Summer | |
| Francisco Bonvehi | Argentina | Road cycling | 1928 Summer | |
| Julien Bonvin | Switzerland | Athletics | 2024 Summer | |
| Lionel Bony de Castellane | France | Fencing | 1920 Summer | |
| Klára Bonyhádi | Hungary | Handball | 1980 Summer | |
| Lajos Bonyhai | Football | 1936 Summer | |
| Lileko Bonzali | Democratic Republic of the Congo | Basketball | 1996 Summer | |
| Albert Bonzano | France | Rowing | 1924 Summer, 1928 Summer | |
| Henri Bonzano | 1924 Summer, 1928 Summer | |
| Leonardo Bonzi | Italy | Bobsleigh | 1924 Winter | |
| Annick Bonzon | Switzerland | Alpine skiing | 1992 Winter | |
| Boo Kim Siang | Malaysia | Weightlifting | 1964 Summer | |
| Boo Soon-hee | South Korea | Shooting | 1988 Summer, 1996 Summer, 2000 Summer | |
| Justin Boocock | Australia | Canoe slalom | 1996 Summer | |
| Dillianne van den Boogaard | Netherlands | Field hockey | 1996 Summer, 2000 Summer | |
| Michael Boogerd | Road cycling | 2004 Summer | |
| Kristie Boogert | Tennis | 2000 Summer | |
| Marco Booij | Water polo | 2000 Summer | |
| Minke Booij | Field hockey | 2000 Summer, 2004 Summer, 2008 Summer | |
| Ed Book | New Zealand | Basketball | 2004 Summer | |
| Devin Booker | United States | 2020 Summer, 2024 Summer | |
| Michael Booker | Great Britain | Figure skating | 1956 Winter | |
| Brent Bookwalter | United States | Road cycling | 2016 Summer | |
| Bjørn Boom | Netherlands | Water polo | 2000 Summer | |
| Lars Boom | Road cycling | 2012 Summer | |
| Ageeth Boomgaardt | Field hockey | 2000 Summer, 2004 Summer | |
| Jill Boon | Belgium | 2012 Summer | |
| Karla van der Boon | Netherlands | Water polo | 2000 Summer | |
| Tom Boon | Belgium | Field hockey | 2012 Summer, 2016 Summer, 2020 Summer, 2024 Summer | |
| Bernard Boone | France | 1948 Summer, 1952 Summer | |
| Tom Boonen | Belgium | Road cycling | 2012 Summer | |
| Narong Boonfuang | Thailand | Boxing | 1976 Summer | |
| Pinit Boonjoung | 1976 Summer | |
| Manus Boonjumnong | 2004 Summer, 2008 Summer | |
| Non Boonjumnong | 2008 Summer | |
| Prasit Boonprasert | Athletics | 1984 Summer | |
| Seaksarn Boonrat | 1992 Summer | |
| Josef Boons | Belgium | Track cycling | 1924 Summer | |
| Jozef Boons | Road cycling | 1964 Summer | |
| Ek Boonsawad | Thailand | Sailing | 2008 Summer, 2012 Summer | |
| Chalit Boonsingkarn | Boxing | 1992 Summer | |
| Puripol Boonson | Athletics | 2024 Summer | |
| Albert Boonstra | Netherlands | Swimming | 1980 Summer | |
| Benthe Boonstra | Rowing | 2024 Summer | |
| Tjabel Boonstra | Track cycling | 1920 Summer | |
| Todd Boonstra | United States | Cross country skiing | 1984 Winter, 1988 Winter, 1994 Winter | |
| Somsak Boontud | Thailand | Athletics | 1972 Summer, 1976 Summer | |
| Wanida Boonwan | 2012 Summer | |
| Janneke Boonzaaijer | Netherlands | Equestrian eventing | 2020 Summer, 2024 Summer | |
| Martin Boonzaayer | United States | Judo | 2000 Summer, 2004 Summer | |
| Boris Boor | Austria | Equestrian jumping | 1988 Summer, 1992 Summer | |
| Yaowapa Boorapolchai | Thailand | Taekwondo | 2004 Summer | |
| Alie Boorsma | Netherlands | Speed skating | 1984 Winter | |
| Gunnar Böös | Sweden | Fencing | 1912 Summer | |
| Tino Boos | Germany | Ice hockey | 2006 Winter | |
| Wolfgang Boos | West Germany | 1976 Winter | |
| Derek Boosey | Great Britain | Athletics | 1968 Summer | |
| Jaap Boot | Netherlands | 1924 Summer, 1928 Summer | |
| Klaas Boot | Artistic gymnastics | 1928 Summer | |
| Pat Boot | New Zealand | Athletics | 1936 Summer | |
| Brian Booth | Australia | Field hockey | 1956 Summer | |
| Charlotte Booth | Great Britain | Rowing | 2016 Summer | |
| Clare Booth | Alpine skiing | 1984 Winter, 1988 Winter | |
| Esme Booth | Rowing | 2024 Summer | |
| Frank Booth | United States | Swimming | 1932 Summer | |
| Josh Booth | Australia | Rowing | 2012 Summer, 2016 Summer, 2020 Summer | |
| Matthew Booth | South Africa | Football | 2000 Summer | |
| Michael Booth | Great Britain | Artistic gymnastics | 1968 Summer | |
| Mitch Booth | Australia, Netherlands | Sailing | 1992 Summer, 1996 Summer, 2004 Summer, 2008 Summer | |
| Robert Booth | Australia | Rowing | 1984 Summer | |
| Sharon Booth | Swimming | 1972 Summer | |
| Taylor Booth | United States | Football | 2024 Summer | |
| Verne Booth | Athletics | 1924 Summer | |
| William Booth | Australia | Boxing | 1964 Summer | |
| Dora Boothby | Great Britain | Tennis | 1908 Summer | |
| Lorna Boothe | Athletics | 1976 Summer, 1980 Summer | |
| Fin Boothroyd | Canada | Field hockey | 2020 Summer | |
| Rachel Bootsma | United States | Swimming | 2012 Summer | |
| Schalk Booysen | South Africa | Athletics | 1952 Summer | |
| Bob Boozer | United States | Basketball | 1960 Summer | |
| Carlos Boozer | 2004 Summer, 2008 Summer | |
| Rohan Bopanna | India | Tennis | 2012 Summer, 2016 Summer, 2024 Summer | |
| Armand Boppart | Switzerland | Water polo | 1920 Summer | |
| Rasul Boqiev | Tajikistan | Judo | 2008 Summer, 2012 Summer | |
| Rustam Boqiev | 1996 Summer | |
| Martin Boquist | Sweden | Handball | 2000 Summer | |
| Barna Bor | Hungary | Judo | 2008 Summer, 2012 Summer, 2016 Summer | |
| Hillary Bor | United States | Athletics | 2016 Summer, 2020 Summer | |
| Jamtsyn Bor | Mongolia | Wrestling | 1980 Summer | |
| Katalin Bor | Hungary | Swimming | 2008 Summer | |
| Nathan Bor | United States | Boxing | 1932 Summer | |
| Mevlüt Bora | Turkey | Road cycling | 1972 Summer | |
| Salih Bora | Wrestling | 1976 Summer, 1984 Summer | |
| Victorina Bora | Romania | Handball | 2000 Summer | |
| Secundino Borabota | Equatorial Guinea | Athletics | 1984 Summer, 1988 Summer | |
| Carl Borack | United States | Fencing | 1972 Summer | |
| Charley Borah | Athletics | 1928 Summer | |
| Arijana Boras | Yugoslavia, Bosnia and Herzegovina | Alpine skiing | 1992 Winter, 1994 Winter, 1998 Winter | |
| Igor Boras | Bosnia and Herzegovina | Bobsleigh | 1994 Winter | |
| Constantin Borăscu | Romania | Wrestling | 2000 Summer | |
| Igor Boraska | Croatia | Rowing | 1996 Summer, 2000 Summer, 2004 Summer | |
| George Borba | Israel | Football | 1968 Summer | |
| Gáspár Borbás | Hungary | 1912 Summer | |
| Rita Borbás | Handball | 2008 Summer | |
| Kjetil Borch | Norway | Rowing | 2012 Summer, 2016 Summer, 2020 Summer, 2024 Summer | |
| Siarhei Borchanka | Belarus | Wrestling | 2004 Summer | |
| René Borchanne | Switzerland | Art competitions | 1948 Summer | |
| Rüdiger Borchardt | East Germany | Handball | 1988 Summer | |
| Shamil Borchashvili | Austria | Judo | 2020 Summer | |
| Wachid Borchashvili | 2024 Summer | |
| Fred Borchelt | United States | Rowing | 1976 Summer, 1984 Summer | |
| Carlos Borchers | Brazil | Sailing | 1948 Summer | |
| Karl Borchert [ Wikidata ] | Germany | Artistic gymnastics | 1908 Summer | |
| Katrin Borchert | Germany, Australia | Canoe sprint | 1992 Summer, 1996 Summer, 2000 Summer | |
| Reinhard Borchert | West Germany | Athletics | 1976 Summer | |
| Thierry De Borchgrave | Belgium | Bobsleigh | 1964 Winter | |
| Finn Borchgrevink | Norway | Canoe sprint | 1984 Summer | |
| Valeriy Borchin | Russia | Athletics | 2008 Summer, 2012 Summer | |
| Anke Borchmann | East Germany | Rowing | 1976 Summer | |
| Erich Borchmeyer | Germany | Athletics | 1932 Summer, 1936 Summer | |
| Charles Borck | Philippines | Basketball | 1936 Summer | |
| Annie Borckink | Netherlands | Speed skating | 1976 Winter, 1980 Winter | |
| Alfred Borda | Malta | Sailing | 1960 Summer | |
| Ekaterina Bordachyova [ Wikidata ] | Tajikistan | Swimming | 2024 Summer | |
| Dezső Bordán | Hungary | Artistic gymnastics | 1968 Summer | |
| André Bordang | Luxembourg | 1912 Summer | |
| Jean-Baptiste Bordas | France | Football | 1960 Summer | |
| József Bordás | Hungary | Handball | 1988 Summer | |
| Mariano Bordas | Spain | Field hockey | 1984 Summer | |
| Réka Bordás | Hungary | Handball | 2020 Summer, 2024 Summer | |
| François Borde | France | Rugby | 1920 Summer | |
| Christophe Bordeau | Swimming | 1988 Summer, 1992 Summer, 1996 Summer | |
| Alain Bordeleau | Canada | Athletics | 1984 Summer | |
| Paulin Bordeleau | France | Ice hockey | 1988 Winter | |
| Amanda Borden | United States | Artistic gymnastics | 1996 Summer | |
| Gail Borden | Figure skating | 1932 Winter | |
| Bill Borders | Wrestling | 1952 Summer | |
| Pat Borders | Baseball | 2000 Summer | |
| Roberto Bordeu | Argentina | Bobsleigh | 1952 Winter, 1964 Winter | |
| Richard Bordewick | Canada | Rowing | 1964 Summer | |
| Ivan Bordi | Romania | Water polo | 1956 Summer | |
| Gabriel Bordier | France | Athletics | 2020 Summer, 2024 Summer | |
| Georges Bordier | Shooting | 1924 Summer | |
| Giorgia Bordignon | Italy | Weightlifting | 2016 Summer, 2020 Summer | |
| Gelindo Bordin | Athletics | 1988 Summer, 1992 Summer | |
| Louis Bordo | United States | Artistic gymnastics | 1948 Summer | |
| Susanna Bordone | Italy | Equestrian eventing | 2004 Summer, 2008 Summer, 2020 Summer | |
| Albina Bordunova | Ukraine | Swimming | 2000 Summer | |
| Georges de Bordus | France | Shooting | 1924 Summer | |
| Irina Borechko | Kazakhstan | Handball | 2008 Summer | |
| Irena Borecká | Czech Republic | Basketball | 2004 Summer | |
| Colin Boreham | Great Britain | Athletics | 1984 Summer | |
| Edward Borein | United States | Art competitions | 1932 Summer | |
| Cleopatra Borel | Trinidad and Tobago | Athletics | 2004 Summer, 2008 Summer, 2012 Summer, 2016 Summer | |
| Yannick Borel | France | Fencing | 2012 Summer, 2016 Summer, 2020 Summer, 2024 Summer | |
| Jorge Borell | Spain | Water polo | 1968 Summer | |
| Andrea Borella | Italy | Fencing | 1984 Summer, 1988 Summer, 1992 Summer | |
| Benedetto Borella | Rowing | 1928 Summer | |
| Florencia Borelli | Argentina | Athletics | 2024 Summer | |
| Roberto Borelli | Brazil | Water polo | 1984 Summer | |
| Fernando Borello | Argentina | Shooting | 2016 Summer | |
| Osvaldo Boretto | Swimming | 1968 Summer, 1972 Summer | |
| Valentin Boreyko | Soviet Union | Rowing | 1960 Summer, 1964 Summer | |
| Åke Borg | Sweden | Swimming | 1924 Summer | |
| Arne Borg | 1920 Summer, 1924 Summer, 1928 Summer | |
| Björn Borg | 1936 Summer | |
| Carl Oscar Borg | United States | Art competitions | 1936 Summer | |
| Diane Borg | Malta | Athletics | 2012 Summer | |
| Margit Borg | Sweden | Badminton | 1996 Summer | |
| Robert Borg | United States | Equestrian dressage | 1948 Summer, 1952 Summer, 1956 Summer | |
| Rebecca Borga | Italy | Athletics | 2020 Summer | |
| Christian Borgatello | Ice hockey | 2006 Winter | |
| Celine Borge | Norway | Golf | 2024 Summer | |
| Lars Börgeling | Germany | Athletics | 2004 Summer | |
| Alex Børger | Denmark | Wrestling | 1968 Summer | |
| Karla Borger | Germany | Beach volleyball | 2016 Summer, 2020 Summer | |
| Alexis Borges | Portugal | Handball | 2020 Summer | |
| Aloysio Borges | Brazil | Modern pentathlon | 1948 Summer, 1952 Summer | |
| António Borges | Portugal | Equestrian jumping | 1924 Summer | |
| Dagoberto Borges | Cuba | Fencing | 1968 Summer | |
| Einar Borges | Denmark | Wrestling | 1928 Summer | |
| Eric Borges | Brazil | Water polo | 1984 Summer | |
| Felipe Borges | Handball | 2008 Summer, 2020 Summer | |
| Felipe Borges | Canoe slalom | 2016 Summer | |
| Gabriel Borges | Sailing | 2016 Summer, 2020 Summer | |
| Gustavo Borges | Swimming | 1992 Summer, 1996 Summer, 2000 Summer, 2004 Summer | |
| Lázaro Borges | Cuba | Athletics | 2008 Summer, 2012 Summer | |
| Luisa Borges | Brazil | Artistic swimming | 2016 Summer | |
| Matheus Borges | Field hockey | 2016 Summer | |
| Michel Borges | Boxing | 2016 Summer | |
| Nuno Borges | Portugal | Tennis | 2024 Summer | |
| Rui Borges | Swimming | 1988 Summer | |
| Tabaré Borges | Uruguay | Basketball | 1952 Summer | |
| Victória Borges | Brazil | Rhythmic gymnastics | 2024 Summer | |
| Leonardo Borgese | Italy | Art competitions | 1932 Summer | |
| Kim Børgesen | Denmark | Rowing | 1972 Summer | |
| Lars Børgesen | Swimming | 1972 Summer | |
| Brenda Borgh | United States | 1976 Summer | |
| Ralph Borghard | Germany | Figure skating | 1964 Winter | |
| Luigi Borghetti | Italy | Track cycling | 1968 Summer | |
| Catherine Borghi | Switzerland | Alpine skiing | 1998 Winter, 2002 Winter | |
| Paolo Borghi | Italy | Athletics | 1980 Summer | |
| Victor Borghi | Switzerland | Cross country skiing | 1948 Winter | |
| Elisa Longo Borghini | Italy | Road cycling | 2016 Summer, 2020 Summer, 2024 Summer | |
| Micheline Borghs | Belgium | Fencing | 1976 Summer, 1980 Summer | |
| Valentino Borgia | Italy | Wrestling | 1936 Summer | |
| Silvia Borgini | Argentina | Swimming | 1972 Summer | |
| Stine Borgli | Norway | Road cycling | 2020 Summer | |
| Peter Borglund | Sweden | Athletics | 1988 Summer, 1992 Summer | |
| Stacey Borgman | United States | Rowing | 2004 Summer | |
| Ingo Borgmann | West Germany, Germany | Water polo | 1988 Summer, 1992 Summer, 1996 Summer | |
| Andrea Borgnis | Italy | Weightlifting | 1960 Summer | |
| Luciano Borgognoni | Track cycling | 1972 Summer | |
| Lovlina Borgohain | India | Boxing | 2020 Summer, 2024 Summer | |
| Enzo Borgonovi | Italy | Rowing | 1976 Summer | |
| Francisco Borgonovo | Argentina | 1924 Summer | |
| Anna Borgqvist | Sweden | Ice hockey | 2014 Winter, 2018 Winter | |
| Margret Borgs | Germany | Diving | 1928 Summer | |
| Arne Borgstrøm | Norway | Swimming | 1976 Summer, 1984 Summer | |
| Otto Borgström | Sweden | Wrestling | 1920 Summer, 1924 Summer | |
| Giancarlo Boriani | Italy | Shooting | 1920 Summer, 1936 Summer | |
| Aleksandr Borichevskiy | Russia | Athletics | 1996 Summer, 2000 Summer, 2004 Summer | |
| Françoise Borie | France | Swimming | 1964 Summer | |
| Pakanit Boriharnvanakhet | Thailand | Track cycling | 1968 Summer | |
| Alessandra Borio | Italy | Rowing | 1984 Summer | |
| Olivier Borios | France | Swimming | 1980 Summer | |
| Sergey Borisenko [ Wikidata ] | Kazakhstan | 1996 Summer, 2000 Summer | |
| Vladimir Borisenko | Soviet Union | 1952 Summer | |
| Borislav Borisov | Bulgaria | Canoe sprint | 1976 Summer, 1980 Summer | |
| Eduard Borisov | Soviet Union | Boxing | 1956 Summer | |
| Evgeniy Borisov | Russia | Athletics | 2008 Summer | |
| Fyodor Borisov | Road cycling | 1912 Summer | |
| Igor Borisov | Soviet Union | Rowing | 1952 Summer | |
| Ivan Borisov | Kyrgyzstan | Alpine skiing | 2006 Winter | |
| Sergey Borisov | Russia | Track cycling | 2012 Summer | |
| Valeriy Borisov | Kazakhstan | Athletics | 1996 Summer, 2000 Summer, 2004 Summer | |
| Vasily Borisov | Soviet Union | Shooting | 1956 Summer, 1960 Summer | |
| Vladislav Borisov | Russia | Track cycling | 2000 Summer, 2004 Summer | |
| Yasen Borisov | Bulgaria | Badminton | 1992 Summer | |
| Lyudmila Borisova | Russia | Athletics | 1996 Summer | |
| Maria Borisova | Water polo | 2016 Summer | |
| Tatyana Borisova | Kyrgyzstan | Athletics | 2004 Summer | |
| Verka Borisova | Bulgaria | Volleyball | 1980 Summer | |
| Albert Borizée | France | Artistic gymnastics | 1908 Summer | |
| Carlos Borja | Mexico | Basketball | 1936 Summer | |
| César Borja | Swimming | 1948 Summer, 1952 Summer | |
| Chico Borja | United States | Football | 1984 Summer | |
| Cristian Borja | Colombia | 2016 Summer | |
| Edwin Borja | Philippines | Swimming | 1972 Summer, 1976 Summer | |
| Manuel Borja | Mexico | Football | 1972 Summer | |
| Miguel Borja | Colombia | 2016 Summer | |
| Víctor Borja | Mexico | Basketball | 1936 Summer | |
| René Borjas | Uruguay | Football | 1928 Summer | |
| Hasse Börjes | Sweden | Speed skating | 1968 Winter, 1972 Winter | |
| Reidar Børjeson | Norway | Figure skating | 1952 Winter | |
| Arne Börjesson | Sweden | Athletics | 1952 Summer | |
| Erik Börjesson | Football | 1912 Summer | |
| Jakob Börjesson | Biathlon | 2006 Winter | |
| Josef Börjesson | Football | 1912 Summer | |
| Thore Börjesson | Rowing | 1952 Summer | |
| Gyula Borka | Hungary | Athletics | 1992 Summer | |
| Zsolt Borkai | Artistic gymnastics | 1988 Summer | |
| Tadeusz Bór-Komorowski | Poland | Equestrian eventing | 1924 Summer | |
| Pavel Bořkovec | Czechoslovakia | Art competitions | 1932 Summer | |
| Ewa Borkowska-Wasilewska | Poland | Speed skating | 1992 Winter, 1994 Winter | |
| Ingo Borkowski | Germany | Sailing | 2000 Summer, 2008 Summer | |
| Leszek Borkowski | Poland | Boxing | 1976 Summer | |
| Mateusz Borkowski | Athletics | 2020 Summer, 2024 Summer | |
| Paweł Borkowski | Rowing | 1980 Summer | |
| Rainer Borkowsky | Germany | 1956 Summer | |
| Jimmy Borland | Great Britain | Ice hockey | 1936 Winter | |
| Isobel Borlase | Australia | Basketball | 2024 Summer | |
| Dylan Borlée | Belgium | Athletics | 2016 Summer, 2020 Summer, 2024 Summer | |
| Jacques Borlée | 1980 Summer | |
| Jonathan Borlée | 2008 Summer, 2012 Summer, 2016 Summer, 2020 Summer | |
| Kevin Borlée | 2008 Summer, 2012 Summer, 2016 Summer, 2020 Summer, 2024 Summer | |
| Olivia Borlée | 2008 Summer, 2016 Summer | |
| Mátyás Borlói | Hungary | Swimming | 1968 Summer | |
| Yameisi Borlot | Cuba | Athletics | 2012 Summer | |
| Filip Borlovan | Romania | Wrestling | 1936 Summer | |
| Brittany Borman | United States | Athletics | 2012 Summer, 2016 Summer | |
| Karin Bormann | West Germany | Swimming | 1972 Summer, 1976 Summer | |
| Fausto Bormetti | Italy | Cross country skiing | 1988 Winter | |
| Thomas Bormolini | Biathlon | 2018 Winter, 2022 Winter | |
| Walter Bormolini | Freestyle skiing | 2006 Winter | |
| Eric Born | Switzerland | Judo | 1992 Summer | |
| Heinz Born | Athletics | 1972 Summer | |
| Petra Born | West Germany | Figure skating | 1984 Winter | |
| Yvonne Bornand | Switzerland | Fencing | 1936 Summer | |
| Kathrin Born-Boyde | Germany | Athletics | 1992 Summer, 1996 Summer, 2000 Summer | |
| Sabin Bornei | Romania | Boxing | 1996 Summer | |
| Michaela Bornemann | Austria | Judo | 1992 Summer | |
| Jacqueline Börner | Germany | Speed skating | 1992 Winter | |
| Karin Borner | Switzerland | Figure skating | 1956 Winter | |
| Karl Borner | Athletics | 1924 Summer | |
| Ray Borner | Australia | Basketball | 1984 Summer, 1988 Summer, 1992 Summer, 1996 Summer | |
| Bornes [ Wikidata ] | France | Artistic gymnastics | 1900 Summer | |
| Klara Bornett | Austria | Diving | 1924 Summer, 1928 Summer | |
| Matthias Bornhäuser | Germany | Sailing | 1996 Summer | |
| Gavin Bornholdt | New Zealand | 1976 Summer | |
| Manon Bornholdt | West Germany | Athletics | 1968 Summer | |
| Susanne Börnike | East Germany | Swimming | 1988 Summer | |
| Corné Bornman | South Africa | Shooting | 1992 Summer | |
| Knut Børø | Norway | Athletics | 1972 Summer, 1976 Summer | |
| Vered Borochovski | Israel | Swimming | 2000 Summer, 2004 Summer | |
| Gábor Boróczi | Hungary | Ice hockey | 1964 Winter | |
| Anastasiya Boroda | Kazakhstan | Water polo | 2000 Summer | |
| Anton Borodachev | Russian Olympic Committee | Fencing | 2020 Summer | |
| Kirill Borodachev | 2020 Summer | |
| Georgiy Boroda-Dudochkin [ Wikidata ] | Kazakhstan | Modern pentathlon | 2024 Summer | |
| Maria Borodakova | Russia | Volleyball | 2008 Summer, 2012 Summer | |
| Jevgeņijs Borodavko | Latvia | Judo | 2008 Summer, 2012 Summer, 2016 Summer | |
| Irina Borodavko | Kazakhstan | Water polo | 2000 Summer | |
| Inga Borodich | Belarus | Swimming | 1996 Summer | |
| Sergey Borodinov | Soviet Union | Sailing | 1988 Summer | |
| Andy Borodow | Canada | Wrestling | 1992 Summer, 1996 Summer | |
| Artem Borodulin | Russia | Figure skating | 2010 Winter | |
| Mikhail Borodulin | Kazakhstan | Ice hockey | 1998 Winter | |
| Tatiana Borodulina | Russia, Australia | Short track speed skating | 2006 Winter, 2010 Winter, 2014 Winter | |
| Aleksandr Borodyuk | Soviet Union | Football | 1988 Summer | |
| Gheorghe Boroi | Romania | Athletics | 1992 Summer, 1996 Summer | |
| Kathrin Boron | Germany | Rowing | 1992 Summer, 1996 Summer, 2000 Summer, 2004 Summer, 2008 Summer | |
| Theodore Boronovskis | Australia | Judo | 1964 Summer | |
| Milton Bororo | Brazil | Football | 1952 Summer | |
| Iosif Boroș | Romania | Handball | 1980 Summer, 1984 Summer | |
| Jaroslav Boroš | Czechoslovakia | Football | 1968 Summer | |
| Katalin Boros | Hungary | Swimming | 1960 Summer | |
| László Boros | Athletics | 2004 Summer | |
| Ottó Boros | Water polo | 1956 Summer, 1960 Summer, 1964 Summer | |
| Péter Boros | Artistic gymnastics | 1932 Summer | |
| Sándor Boros | Athletics | 1976 Summer | |
| Tamara Boroš | Croatia | Table tennis | 1996 Summer, 2000 Summer, 2004 Summer, 2008 Summer | |
| Mickaël Borot | France | Taekwondo | 2008 Summer | |
| Jean Borotra | Tennis | 1924 Summer | |
| Manouchehr Boroumand | Iran | Weightlifting | 1964 Summer | |
| Dimitri Borovik | Estonia | Biathlon | 1998 Winter, 2002 Winter, 2006 Winter | |
| Aleksey Borovitin | Soviet Union | Ski jumping | 1976 Winter, 1980 Winter | |
| Nadiya Borovska | Ukraine | Athletics | 2008 Summer, 2012 Summer, 2016 Summer | |
| Jenő Borovszki | Hungary | Fencing | 1936 Summer | |
| Dorota Borowska | Poland | Canoe sprint | 2020 Summer, 2024 Summer | |
| Jörn Borowski | East Germany | Sailing | 1980 Summer | |
| Paul Borowski | 1968 Summer, 1972 Summer | |
| Tomasz Borowski | Poland | Boxing | 1996 Summer | |
| Wacław Borowski | Art competitions | 1932 Summer | |
| Lyudmila Borozna | Soviet Union | Volleyball | 1972 Summer | |
| Honorio Bórquez | Chile | Boxing | 1968 Summer | |
| David Borradaile | Great Britain | Alpine skiing | 1968 Winter | |
| Alejandro Borrajo | Argentina | Road cycling | 2008 Summer | |
| Rita Borralho | Portugal | Athletics | 1984 Summer | |
| Marion Borras | France | Track cycling | 2020 Summer, 2024 Summer | |
| Stéphanie Vanden Borre | Belgium | Field hockey | 2024 Summer | |
| Manuel Borrega | Spain | Athletics | 1996 Summer | |
| Manuel Borrego | Portugal | Fencing | 1960 Summer | |
| Fernand Borrel | France | Cross country skiing | 1968 Winter | |
| Andrea Borrell | Cuba | Basketball | 1980 Summer, 1992 Summer | |
| José Borrell | Spain | Field hockey | 1972 Summer | |
| Teresa Borrell | New Zealand | Shooting | 2000 Summer | |
| Arthur Borren | Field hockey | 1972 Summer, 1976 Summer | |
| Jan Borren | 1968 Summer, 1972 Summer | |
| Arseny Borrero | Cuba | Shooting | 2004 Summer | |
| Fernando Borrero | Argentina | Volleyball | 1996 Summer | |
| Ismael Borrero | Cuba | Wrestling | 2016 Summer, 2020 Summer | |
| Yordanis Borrero | Weightlifting | 2008 Summer | |
| Zandra Borrero | Colombia | Athletics | 1996 Summer | |
| Hakon Børresen | Denmark | Art competitions | 1932 Summer | |
| Jill Börresen | South Africa | Archery | 1996 Summer, 2000 Summer | |
| Mathias Bruun Borreskov [ Wikidata ] | Denmark | Sailing | 2024 Summer | |
| Norman Borrett | Great Britain | Field hockey | 1948 Summer | |
| Hette Borrias | Netherlands | Rowing | 1976 Summer, 1980 Summer | |
| Michelangelo Borriello | Italy | Shooting | 1936 Summer, 1948 Summer, 1952 Summer, 1956 Summer | |
| Jean-Marie Borringes [ Wikidata ] | France | Fencing | 1900 Summer | |
| Sven Borrman | Sweden | Weightlifting | 1960 Summer | |
| Elmar Borrmann | West Germany, Germany | Fencing | 1984 Summer, 1988 Summer, 1992 Summer, 1996 Summer | |
| Jean-Pierre Borro | Monaco | Sailing | 1976 Summer | |
| Charles Borromeo | India | Athletics | 1984 Summer | |
| Evelina Borroto | Cuba | Volleyball | 1972 Summer, 1976 Summer | |
| Luis Borroto | Baseball | 2004 Summer | |
| Wenceslao Borroto | Rowing | 1980 Summer | |
| Ian Borrows | Australia | Canoe slalom | 2016 Summer | |
| Mihai Borș | Romania | Artistic gymnastics | 1976 Summer | |
| Antonel Borșan | Canoe sprint | 1996 Summer | |
| Pierina Borsani | Italy | Athletics | 1928 Summer | |
| Árpád Borsányi | Hungary | Weightlifting | 1960 Summer | |
| Nino Borsari | Italy | Track cycling | 1932 Summer | |
| Pietro Borsari | Switzerland | Art competitions | 1928 Summer, 1936 Summer | |
| Nikolai Borschevsky | Unified Team | Ice hockey | 1992 Winter | |
| Karl Borschke | Austria | Art competitions | 1936 Summer, 1948 Summer | |
| Pietro Borsetti | Italy | Artistic gymnastics | 1908 Summer | |
| Viktor Borshch | Soviet Union | Volleyball | 1972 Summer | |
| Noel Borshi | Albania | Swimming | 2012 Summer | |
| Lisa Borsholt | Canada | 1976 Summer, 1984 Summer | |
| Vidor Borsig | Czechoslovakia | Water polo | 1992 Summer | |
| Peer Borsky | Switzerland | Fencing | 2016 Summer | |
| Attila Borsos | Hungary | Handball | 1992 Summer | |
| Frederik Børsting | Denmark | Football | 2016 Summer | |
| Lyudmila Borsuk | Soviet Union | Athletics | 1976 Summer | |
| Anthony Borsumato | Great Britain | 2000 Summer | |
| Walter Bortel | Austria | Road cycling, Track cycling | 1952 Summer, 1956 Summer | |
| Bernd Borth | East Germany | Athletics | 1972 Summer | |
| Martin Borthen | Norway | Sailing | 1920 Summer | |
| Emily Borthwick | Great Britain | Athletics | 2020 Summer | |
| Oleksandr Bortiuk | Unified Team, Ukraine | Bobsleigh | 1992 Winter, 1994 Winter | |
| Zenon Bortkevich | Soviet Union | Water polo | 1964 Summer | |
| Sergei Bortkiewicz | Austria | Art competitions | 1948 Summer | |
| Aleksey Bortkov | Russia | Weightlifting | 2000 Summer | |
| Igor Bortnitsky | Unified Team | Rowing | 1992 Summer | |
| Gianluca Bortolami | Italy | Road cycling | 1988 Summer | |
| Iacopo Bortolas | Nordic combined | 2022 Winter | |
| Laura Bortolaso | Artistic gymnastics | 1984 Summer | |
| Leonardo Bortolini | Brazil | Handball | 2008 Summer | |
| Fabrizio Bortolon | Italy | Swimming | 1984 Summer | |
| Alfonso Bortolotti | Art competitions | 1936 Summer | |
| Laura Bortolotti | Swimming | 1976 Summer | |
| Francesca Bortolozzi | Fencing | 1988 Summer, 1992 Summer, 1996 Summer | |
| Jérôme Bortoluzzi | France | Athletics | 2012 Summer | |
| Marinella Bortoluzzi | Italy | 1960 Summer | |
| Vladimir Bortsov | Kazakhstan | Cross country skiing | 1998 Winter, 2002 Winter | |
| Rudolf Bortz | Germany | Shooting | 1964 Summer | |
| Michał Boruciński | Poland | Art competitions | 1928 Summer, 1932 Summer | |
| Percy Borucki | Germany, West Germany | Fencing | 1964 Summer, 1968 Summer | |
| Marinus Børup | Denmark | Art competitions | 1932 Summer | |
| Samantha Borutta | Germany | Athletics | 2020 Summer | |
| Nancy Borwick | Australia | 1956 Summer | |
| Peter Borwick | Great Britain | Equestrian eventing | 1948 Summer | |
| Marcelle Bory | France | Fencing | 1924 Summer | |
| Mikita Borykau | Belarus | Canoe sprint | 2020 Summer | |
| Vince Boryla | United States | Basketball | 1948 Summer | |
| Nataliya Borysenko | Ukraine | Handball | 2004 Summer | |
| Oleksiy Boryslavskiy | Soviet Union | Swimming | 1988 Summer | |
| Oleksiy Borysov | Ukraine | Sailing | 2012 Summer | |
| Ihor Borysyk | Swimming | 2008 Summer, 2012 Summer | |
| Yuriy Borzakovskiy | Russia | Athletics | 2000 Summer, 2004 Summer, 2008 Summer, 2012 Summer | |
| Marian Borzemski | Poland | Shooting | 1924 Summer | |
| Galina Borzenkova | Unified Team | Handball | 1992 Summer | |
| Christopher Borzor | Haiti | Athletics | 2024 Summer | |
| Sergey Borzov | Uzbekistan | Canoe sprint | 2004 Summer | |
| Valeriy Borzov | Soviet Union | Athletics | 1972 Summer, 1976 Summer | |
| Yuliya Borzova | Uzbekistan | Canoe sprint | 2004 Summer, 2012 Summer | |
| Lajos Börzsönyi | Hungary | Shooting | 1948 Summer | |
| Ryszard Borzuchowski | Poland | Rowing | 1936 Summer | |
| Andriy Borzukov | Ukraine | Canoe sprint | 1996 Summer | |
| Hans-Joachim Borzym | East Germany | Rowing | 1972 Summer | |
| Alida van den Bos | Netherlands | Artistic gymnastics | 1928 Summer | |
| Cyril Bos | France | Track cycling | 2000 Summer | |
| Duko Bos [ Wikidata ] | Netherlands | Sailing | 2024 Summer | |
| Jan-Just Bos | Rowing | 1960 Summer, 1964 Summer | |
| Jan Bos | Speed skating, Track cycling | 1998 Winter, 2002 Winter, 2004 Summer, 2006 Winter, 2010 Winter | |
| Kimberley Bos | Skeleton | 2018 Winter, 2022 Winter | |
| Lex Bos | Field hockey | 1984 Summer | |
| Nel Bos | Swimming | 1968 Summer | |
| Peter Bos | United States | Rowing | 1960 Summer | |
| Theo Bos | Netherlands | Track cycling | 2004 Summer, 2008 Summer, 2016 Summer | |
| Thomas Bos | Speed skating | 1992 Winter | |
| Willemijn Bos | Field hockey | 2016 Summer | |
| David Bosa | Italy | Speed skating | 2014 Winter, 2022 Winter | |
| Eva Bosáková | Czechoslovakia | Artistic gymnastics | 1952 Summer, 1956 Summer, 1960 Summer | |
| Luigi Bosatra | Italy | Athletics | 1924 Summer | |
| Renato Bosatta | Rowing | 1960 Summer, 1964 Summer, 1968 Summer | |
| Eduardo Bosc | Argentina | Wrestling | 1928 Summer | |
| Leticia Boscacci | Volleyball | 2016 Summer | |
| Pietro Boscaini | Italy | Swimming | 1964 Summer, 1968 Summer | |
| Lisa Boscarino | Puerto Rico | Judo | 1992 Summer | |
| Alicia Boscatto | Argentina | Swimming | 1984 Summer, 1988 Summer | |
| Gerard Bosch van Drakestein | Netherlands | Track cycling | 1908 Summer, 1924 Summer, 1928 Summer | |
| André du Bosch | Belgium | Fencing | 1908 Summer | |
| Dirk van den Bosch | Netherlands | Shooting | 1936 Summer | |
| Dylan Bosch | South Africa | Swimming | 2016 Summer | |
| Edith Bosch | Netherlands | Judo | 2000 Summer, 2004 Summer, 2008 Summer, 2012 Summer | |
| Emma Bosch | Spain | Alpine skiing | 1992 Winter | |
| Fabian Bösch | Switzerland | Freestyle skiing | 2014 Winter, 2018 Winter, 2022 Winter | |
| Fritz Bösch | Rowing | 1928 Summer | |
| Giel ten Bosch [ Wikidata ] | Netherlands | Baseball | 1996 Summer | |
| Hermann Bosch | Germany | Football | 1912 Summer | |
| Kacie Bosch | Canada | 3x3 basketball | 2024 Summer | |
| Miguel Bosch | Argentina | Sailing | 1928 Summer | |
| Mónica Bosch | Spain | Alpine skiing | 1994 Winter, 1998 Winter | |
| Nadir Bosch | France | Athletics | 1996 Summer | |
| Bruno Boscherie | Fencing | 1980 Summer | |
| Reinhold Boschert | West Germany | Athletics | 1968 Summer | |
| Dick Boschman | Netherlands | Shooting | 2000 Summer, 2004 Summer | |
| Eugenia Bosco | Argentina | Sailing | 2024 Summer | |
| Manuela Bosco | Finland | Athletics | 2000 Summer | |
| Benoy Bose | India | Boxing | 1948 Summer, 1952 Summer | |
| Hans-Friedrich Böse | West Germany | Sailing | 1984 Summer | |
| Pradip Bose | India | Road cycling | 1952 Summer | |
| Roland Böse | West Germany | Rowing | 1968 Summer | |
| Ryszard Bosek | Poland | Volleyball | 1972 Summer, 1976 Summer, 1980 Summer | |
| Ian Boserio | New Zealand | Rowing | 1976 Summer | |
| Caterina Bosetti | Italy | Volleyball | 2012 Summer, 2020 Summer, 2024 Summer | |
| Lucia Bosetti | 2012 Summer | |
| Mirjana Boševska | North Macedonia | Swimming | 1996 Summer, 2000 Summer | |
| Monique Bosga | Netherlands | 1980 Summer | |
| Chris Bosh | United States | Basketball | 2008 Summer | |
| Volodymyr Boshchuk | Ukraine | Ski jumping | 2006 Winter, 2010 Winter | |
| Aliya Boshnak | Jordan | Athletics | 2020 Summer | |
| Maria Bosi | Romania | Handball | 1976 Summer | |
| Claudio Bosia | Italy | Freestyle skiing | 2006 Winter | |
| Ruth Bosibori | Kenya | Athletics | 2008 Summer | |
| Karolina Bosiek | Poland | Speed skating | 2018 Winter, 2022 Winter | |
| Christian Bösiger | Switzerland | Badminton | 2008 Summer | |
| Jonas Bösiger | Snowboarding | 2018 Winter, 2022 Winter | |
| Max Bösiger | Boxing | 1960 Summer | |
| Hwang Bo-sil [ Wikidata ] | North Korea | Artistic gymnastics | 1992 Summer | |
| Peter Bosinger | Canada | Alpine skiing | 1988 Winter | |
| José Bosingwa | Portugal | Football | 2004 Summer | |
| Harald Bosio | Austria | Ski jumping, Cross country skiing, Nordic combined | 1928 Winter, 1932 Winter, 1936 Winter | |
| Lorenzo Bosisio | Italy | Track cycling | 1968 Summer | |
| Sašo Boškan [ Wikidata ] | Slovenia | Swimming | 2024 Summer | |
| Slobodan Boškan | Serbia and Montenegro | Volleyball | 2000 Summer | |
| Marcel Bosker | Netherlands | Speed skating | 2022 Winter | |
| Vujadin Boškov | Yugoslavia | Football | 1952 Summer | |
| Alen Bošković | Croatia | Water polo | 2000 Summer | |
| Miho Bošković | 2008 Summer, 2012 Summer | |
| Tijana Bošković | Serbia | Volleyball | 2016 Summer, 2020 Summer, 2024 Summer | |
| Enrique Bösl [ Wikidata ] | Dominican Republic | Football | 2024 Summer | |
| Vanessa Boslak | France | Athletics | 2004 Summer, 2008 Summer, 2012 Summer, 2016 Summer | |
| Javier Bosma | Spain | Beach volleyball | 1996 Summer, 2000 Summer, 2004 Summer | |
| Jan Bosman | Netherlands | Judo | 1972 Summer | |
| Brigitte Bosmans | Belgium | Swimming | 1980 Summer | |
| Fernand Bosmans | Fencing | 1908 Summer | |
| Juul Bosmans | Athletics | 1936 Summer | |
| Mark Bosnich | Australia | Football | 1992 Summer | |
| Matilda Boson | Sweden | Handball | 2008 Summer, 2012 Summer | |
| Albert Bosquet | Belgium | Shooting | 1920 Summer, 1924 Summer | |
| Gilles Bosquet | France | Rowing | 1996 Summer, 2000 Summer | |
| Edith Boss | Switzerland | Artistic swimming | 1984 Summer, 1988 Summer | |
| Fridrihs Bošs | Russia | Road cycling | 1912 Summer | |
| Willem Bossaerts | Belgium | Volleyball | 1968 Summer | |
| Leo Bosschart | Netherlands | Football | 1920 Summer | |
| Fabio Van den Bossche | Belgium | Track cycling | 2024 Summer | |
| Willy Van Den Bossche | Archery | 1980 Summer, 1984 Summer | |
| Lodew Bosscke | Art competitions | 1936 Summer | |
| Béranger-Aymard Bossé | Central African Republic | Athletics | 2008 Summer, 2012 Summer | |
| Pierre-Ambroise Bosse | France | 2012 Summer, 2016 Summer, 2020 Summer | |
| Rudolf Bosselt | Germany | Art competitions | 1932 Summer | |
| B. Bosserdet [ Wikidata ] | Switzerland | 1928 Summer | |
| Niklas Bosserhoff | Germany | Field hockey | 2020 Summer | |
| Hansjörg Bosshard | Switzerland | Athletics | 1964 Summer | |
| Rudolf Bosshard | Rowing | 1920 Summer, 1924 Summer, 1928 Summer | |
| Dominique Bosshart | Canada | Taekwondo | 2000 Summer, 2004 Summer | |
| Carmelo Bossi | Italy | Boxing | 1960 Summer | |
| Fritz Bossi | Switzerland | Road cycling | 1924 Summer | |
| Giovanni Bossi | Italy | Equestrian eventing | 1976 Summer | |
| Guglielmo Bossi | Track cycling | 1924 Summer | |
| Paolo Bossini | Swimming | 2004 Summer, 2008 Summer | |
| Ángel Bossio | Argentina | Football | 1928 Summer | |
| Bill Bossio | United States | Boxing | 1948 Summer | |
| Carlos Bossio | Argentina | Football | 1996 Summer | |
| Jacques Bossis | France | Track cycling | 1972 Summer | |
| Hassan Bosso | Nigeria | Athletics | 1992 Summer | |
| Tine Bossuyt | Belgium | Swimming | 2000 Summer | |
| George Bossy | Canada | Canoe sprint | 1952 Summer, 1956 Summer | |
| Marcos Bossy | Switzerland | Basketball | 1948 Summer, 1952 Summer | |
| Joseph Bost | United States | Judo | 1976 Summer | |
| Roger-Yves Bost | France | Equestrian jumping | 1996 Summer, 2016 Summer | |
| Teona Bostashvili | Georgia | Swimming | 2016 Summer | |
| Juan Bostelmann | Mexico | Canoe sprint | 1976 Summer | |
| Kent Bostick | United States | Track cycling | 1996 Summer | |
| James Bostock | Great Britain | Shooting | 1908 Summer | |
| James Bostock | Art competitions | 1948 Summer | |
| Brad Boston | Canada | Sailing | 1996 Summer, 2000 Summer | |
| Ralph Boston | United States | Athletics | 1960 Summer, 1964 Summer, 1968 Summer | |
| Erik Boström | Sweden | Shooting | 1912 Summer | |
| Olle Boström | Archery | 1972 Summer | |
| Wollmar Boström | Tennis | 1908 Summer, 1912 Summer | |
| Silvia Bosurgi | Italy | Water polo | 2004 Summer, 2008 Summer | |
| Cathy Boswell | United States | Basketball | 1984 Summer | |
| Darien Boswell | New Zealand | Rowing | 1964 Summer | |
| Mark Boswell | Canada | Athletics | 2000 Summer, 2004 Summer | |
| Sam Bosworth | New Zealand | Rowing | 2020 Summer | |
| Tom Bosworth | Great Britain | Athletics | 2016 Summer, 2020 Summer | |
| Elīna Ieva Bota | Latvia | Luge | 2022 Winter | |
| Kinga Bóta | Hungary | Canoe sprint | 2004 Summer | |
| Maria Botalova | Russian Olympic Committee | Rowing | 2020 Summer | |
| Konstantinos Botasis | Greece | Fencing | 1928 Summer, 1936 Summer | |
| Elly Botbijl | Netherlands | 1960 Summer | |
| Ștefania Botcariu | Romania | Cross country skiing | 1956 Winter | |
| Ib Bøtcher | Denmark | Boxing | 1972 Summer, 1976 Summer | |
| Viatcheslav Botchkarev | Russia | Shooting | 1996 Summer | |
| Adam Botek | Slovakia | Canoe sprint | 2020 Summer | |
| Justo Botelho | Brazil | Modern pentathlon | 1960 Summer | |
| Isaac Botella | Spain | Artistic gymnastics | 2008 Summer, 2012 Summer | |
| Juan Botella | Mexico | Diving | 1956 Summer, 1960 Summer | |
| Virgilio Botella | Water polo | 1968 Summer | |
| Javier Botello | Spain | Swimming | 2000 Summer | |
| Jhonnatan Botero Villegas | Colombia | Cycling mountain bike | 2016 Summer | |
| Santiago Botero | Road cycling | 2000 Summer, 2004 Summer, 2008 Summer | |
| Eugene Botes | South Africa | Swimming | 2004 Summer | |
| Sybrand Botes | Boxing | 1996 Summer | |
| Anton Botev | Azerbaijan | Wrestling | 2008 Summer | |
| Gratsian Botev | Soviet Union | Canoe sprint | 1956 Summer | |
| Ivan Botev | Bulgaria | Rowing | 1976 Summer, 1980 Summer | |
| Nikolay Botev | Bobsleigh | 1988 Winter | |
| Pavel Botev | Judo | 1988 Summer | |
| Stefan Botev | Bulgaria, Australia | Weightlifting | 1992 Summer, 1996 Summer | |
| Neli Boteva | Bulgaria | Badminton | 1992 Summer, 1996 Summer, 2000 Summer, 2004 Summer | |
| Mihai Botez | Romania | Artistic gymnastics | 1952 Summer | |
| Mihaela Botezan | Athletics | 2004 Summer | |
| Evelyn Botfield | Australia | Field hockey | 1984 Summer | |
| Christiaan Both | Netherlands | Shooting | 1936 Summer, 1948 Summer | |
| Maria Both | Romania | Swimming | 1956 Summer | |
| Marjolijn Both | Netherlands | Artistic swimming | 1992 Summer | |
| Bryony Botha | New Zealand | Track cycling | 2020 Summer, 2024 Summer | |
| Heidi Botha | South Africa | Fencing | 1992 Summer | |
| Johan Botha | Athletics | 1996 Summer, 2000 Summer | |
| Karen Botha | 1992 Summer | |
| Louis Botha | Table tennis | 1992 Summer | |
| Riaan Botha | Athletics | 1996 Summer | |
| Stephanie Botha | Field hockey | 2024 Summer | |
| Stephanus Botha | Water polo | 1960 Summer | |
| Tyler Botha | Skeleton | 2006 Winter | |
| Werner Botha | Athletics | 2000 Summer | |
| Willie Botha | 1936 Summer | |
| Jean Botham | Great Britain | Swimming | 1952 Summer | |
| Roy Botham | 1948 Summer, 1952 Summer | |
| Detlef Bothe | East Germany | Canoe sprint | 1976 Summer | |
| Heinz-Jürgen Bothe | Rowing | 1968 Summer | |
| Sabine Bothe | Germany | Handball | 1992 Summer | |
| Bertil Bothén | Sweden | Sailing | 1912 Summer | |
| Björn Bothén | 1912 Summer | |
| Myrtle Bothma | South Africa | Athletics | 1992 Summer | |
| Fernand Bothy | Belgium | Boxing | 1948 Summer | |
| Alberto Botía | Spain | Football | 2012 Summer | |
| Mihai Boțilă | Romania | Wrestling | 1976 Summer, 1980 Summer | |
| Carlos Botín | Spain | Athletics | 1920 Summer | |
| Diego Botín | Sailing | 2016 Summer, 2020 Summer, 2024 Summer | |
| Louis Botinelly | France | Art competitions | 1932 Summer | |
| Molly Botkin | United States | Swimming | 1960 Summer | |
| Christine Botlogetswe | Botswana | Athletics | 2016 Summer, 2020 Summer | |
| Anita Botnen | Canada | Artistic gymnastics | 1984 Summer | |
| Éva Botond | Hungary | Figure skating | 1936 Winter | |
| András Botos | Boxing | 1972 Summer, 1976 Summer | |
| Biko Botowamungu | Austria | 1988 Summer | |
| Mārtiņš Bots | Latvia | Luge | 2022 Winter | |
| Peter Bots | Netherlands | Rowing | 1964 Summer | |
| Beth Botsford | United States | Swimming | 1996 Summer | |
| CJ Bott | New Zealand | Football | 2020 Summer, 2024 Summer | |
| Markus Bott | West Germany | Boxing | 1984 Summer, 1988 Summer | |
| Richard Bott | Great Britain | Skeleton | 1948 Winter | |
| Miguel Ángel Botta | Argentina | Boxing | 1960 Summer | |
| Patricia Bottani | Switzerland | Equestrian dressage | 2000 Summer | |
| Viviana Bottaro | Italy | Karate | 2020 Summer | |
| Günter Böttcher | West Germany | Handball | 1976 Summer | |
| Werner Böttcher | Germany | Athletics | 1936 Summer | |
| Walter Bottega | Italy | Rowing | 1992 Summer, 1996 Summer | |
| Ed Botterell | Canada | Sailing | 1964 Summer | |
| Stéphane Botteri | France | Ice hockey | 1988 Winter, 1992 Winter, 1994 Winter | |
| Jennifer Botterill | Canada | 1998 Winter, 2002 Winter, 2006 Winter, 2010 Winter | |
| Margherita Bottero [ Wikidata ] | Italy | Cross country skiing | 1956 Winter | |
| Gavin Bottger | United States | Skateboarding | 2024 Summer | |
| Rudolf Böttger | Austria | Art competitions | 1936 Summer | |
| Michael Botticelli | United States | Figure skating | 1980 Winter | |
| Stefan Bötticher | Germany | Track cycling | 2020 Summer, 2024 Summer | |
| Joachim Bottieau | Belgium | Judo | 2012 Summer, 2016 Summer | |
| Rita Bottiglieri | Italy | Athletics | 1976 Summer | |
| Jérémy Bottin | Monaco | Bobsleigh | 2006 Winter | |
| Lucien Bottin | Belgium | Wrestling | 1924 Summer | |
| Steve Botting | Canada | Canoe sprint | 1984 Summer | |
| Alberto Bottini | Switzerland | Swimming | 1988 Summer | |
| Filippo Bottino | Italy | Weightlifting | 1920 Summer, 1924 Summer | |
| Emil Bottlang | Switzerland | Canoe sprint | 1936 Summer, 1948 Summer | |
| Mattia Bottolo | Italy | Volleyball | 2024 Summer | |
| Joe Bottom | United States | Swimming | 1976 Summer | |
| Esther Bottomley | Australia | Cross country skiing | 2006 Winter, 2010 Winter, 2014 Winter | |
| Alessandro Bottoni | Italy | Triathlon | 2000 Summer | |
| Christoph Bottoni | Switzerland | Sailing | 2008 Summer | |
| Flaminio Bottoni [ Wikidata ] | Italy | Artistic gymnastics | 1908 Summer | |
| Chantal Botts | South Africa | Badminton | 2004 Summer, 2008 Summer | |
| Roy Bottse | Suriname | Athletics | 1976 Summer | |
| Oprando Bottura | Italy | 1920 Summer | |
| Tina Bøttzau | Denmark | Handball | 1996 Summer, 2000 Summer | |
| Mikhail Botvinov | Unified Team, Russia, Austria | Cross country skiing | 1992 Winter, 1994 Winter, 2002 Winter, 2006 Winter | |
| Kaltoum Bouaasayriya | Morocco | Athletics | 2012 Summer | |
| Hatem Bouabid | Tunisia | Weightlifting | 1984 Summer | |
| Ali Bouachra | Morocco | Football | 1964 Summer | |
| Atika Bouagaa | Germany | Volleyball | 2004 Summer | |
| Mohamed Bouaichaoui | Algeria | Judo | 2000 Summer, 2004 Summer | |
| Rachid Bouaita | France | Boxing | 1996 Summer, 2000 Summer | |
| Roumaysa Boualam | Algeria | 2020 Summer, 2024 Summer | |
| Wajdi Bouallègue | Tunisia | Artistic gymnastics | 2004 Summer, 2012 Summer | |
| Kacem Bouallouche | Morocco | Wrestling | 1988 Summer | |
| Abdeldjalil Bouanani | Algeria | Handball | 1996 Summer | |
| Amine Bouanani | Athletics | 2024 Summer | |
| Mahmoud Bouanik | Handball | 1988 Summer, 1996 Summer | |
| Chafik Bouaoud | Shooting | 2016 Summer | |
| Hicham Bouaouiche | Morocco | Athletics | 1996 Summer | |
| Émile Bouard [ Wikidata ] | France | Fencing | 1900 Summer | |
| Léa Bouard | Germany | Freestyle skiing | 2018 Winter | |
| Riadh Bouazizi | Tunisia | Football | 1996 Summer | |
| Ahmed Bouazza | Morocco | Boxing | 1960 Summer | |
| Fathallah Bouazzaoui | Basketball | 1968 Summer | |
| Béchir Bouazzat | France | Modern pentathlon | 1936 Summer | |
| Samira Awali Boubacar [ Wikidata ] | Niger | Athletics | 2024 Summer | |
| Hedhili Ben Boubaker | Tunisia | 1964 Summer | |
| Inès Boubakri | Fencing | 2008 Summer, 2012 Summer, 2016 Summer, 2020 Summer | |
| Didier Boubé | France | Modern pentathlon | 1984 Summer | |
| Mohamed Boubekeur | Morocco | Boxing | 1960 Summer | |
| Lešek Boubela | Czechoslovakia | Water polo | 1936 Summer | |
| Eliška Boubelová | Swimming | 1936 Summer | |
| Mohamed Bouboud | Morocco | Athletics | 1972 Summer | |
| Vanessa Boubryemm | France | Wrestling | 2008 Summer | |
| Leila Boucetta | Algeria | Table tennis | 2004 Summer | |
| Henry Boucha | United States | Ice hockey | 1972 Winter | |
| Noureddine Bouchaal | Morocco | Alpine skiing | 1992 Winter | |
| Warda Bouchabou [ Wikidata ] | Algeria | Tennis | 1988 Summer | |
| Mohamed Bouchara | Morocco | Boxing | 1968 Summer | |
| Antoine Bouchard | Canada | Judo | 2016 Summer | |
| Cal Bouchard | Basketball | 2000 Summer | |
| Dany Bouchard | Cross country skiing | 1992 Winter, 1994 Winter | |
| Dominique Bouchard | Swimming | 2016 Summer | |
| Eugenie Bouchard | Tennis | 2016 Summer | |
| Henri Bouchard | France | Art competitions | 1924 Summer | |
| Léandre Bouchard | Canada | Cycling mountain bike | 2016 Summer | |
| Maxim Bouchard | Diving | 2016 Summer | |
| Pat Bouchard | Speed skating | 1994 Winter, 1998 Winter, 2002 Winter | |
| Sylvain Bouchard | 1994 Winter, 1998 Winter | |
| Derek Bouchard-Hall | United States | Track cycling | 2000 Summer | |
| Donatien Bouché | France | Sailing | 1928 Summer | |
| Salah Bouchekriou | Algeria | Handball | 1988 Summer | |
| Bob Boucher | Canada | Track cycling, Speed skating | 1968 Summer, 1968 Winter | |
| Dillon Boucher | New Zealand | Basketball | 2004 Summer | |
| Gaétan Boucher | Canada | Speed skating | 1976 Winter, 1980 Winter, 1984 Winter, 1988 Winter | |
| Gaetan Boucher | Switzerland | Ice hockey | 1988 Winter | |
| Karine Boucher | France | Artistic gymnastics | 1988 Summer, 1992 Summer | |
| Kelly Boucher | Canada | Basketball | 1996 Summer, 2000 Summer | |
| Renaud Boucher | France | Swimming | 1988 Summer | |
| René Boucher | Rowing | 1948 Summer | |
| Sara-Maude Boucher | Canada | Alpine skiing | 2002 Winter | |
| Pascal Boucherit | France | Canoe sprint | 1984 Summer, 1988 Summer, 1992 Summer | |
| Hugo Boucheron | Rowing | 2016 Summer, 2020 Summer, 2024 Summer | |
| Émile Bouchès | Artistic gymnastics | 1920 Summer | |
| Alain Bouchet | Equestrian eventing | 1956 Summer | |
| M. Bouchez | Shooting | 1948 Summer | |
| Hicham Bouchicha | Algeria | Athletics | 2016 Summer, 2020 Summer | |
| Mohamed Bouchiche | Boxing | 1984 Summer | |
| John Bouchier-Hayes | Ireland | Fencing | 1964 Summer, 1968 Summer, 1972 Summer | |
| Samir Bouchireb [ Wikidata ] | Algeria | Shooting | 2024 Summer | |
| Bouchon [ Wikidata ] | France | Artistic gymnastics | 1900 Summer | |
| Michel Bouchonnet | 1964 Summer, 1968 Summer | |
| Benjamin Bouchouari | Morocco | Football | 2024 Summer | |
| Nihel Bouchoucha | Tunisia | Judo | 2020 Summer | |
| André Bouchoule | France | Wrestling | 1972 Summer, 1976 Summer | |
| Oumaima El-Bouchti | Morocco | Taekwondo | 2020 Summer, 2024 Summer | |
| Redouane Bouchtouk | Boxing | 2004 Summer, 2008 Summer | |
| Rodrigue Boucka | Gabon | 1992 Summer | |
| Carl Bouckaert | Belgium | Equestrian eventing | 2000 Summer, 2012 Summer | |
| Daniel Bouckaert | Equestrian vaulting | 1920 Summer | |
| Henri Bouckaert | France | Rowing | 1900 Summer | |
| Abdel Bouckar | Angola | Basketball | 2004 Summer, 2008 Summer | |
| Charikleia Bouda | Greece | Athletics | 2004 Summer | |
| Thomas Boudat | France | Track cycling | 2016 Summer, 2024 Summer | |
| Chokri Boudchiche | Tunisia | Wrestling | 1992 Summer | |
| Jean Boudehen | France | Canoe sprint | 1964 Summer, 1968 Summer | |
| Bouabid Bouden | Morocco | Football | 2004 Summer | |
| Sarah Boudens | Canada | Canoe slalom | 2008 Summer | |
| Amel Bouderra | France | Basketball | 2016 Summer | |
| Nadia Haro Oliva | Mexico | Fencing | 1948 Summer | |
| Antoine Boudet | France | Equestrian dressage | 1920 Summer | |
| Julienne Boudewijns | Belgium | Artistic gymnastics | 1948 Summer | |
| Rached Boudhina | Tunisia | Handball | 1972 Summer | |
| David Boudia | United States | Diving | 2008 Summer, 2012 Summer, 2016 Summer | |
| Saoussen Boudiaf | France, Algeria | Fencing | 2016 Summer, 2024 Summer | |
| Sid Ali Boudina | Algeria | Rowing | 2016 Summer, 2020 Summer, 2024 Summer | |
| Mohamed Sofiane Boudjadja | Table tennis | 2004 Summer | |
| Adem Boudjemline | Wrestling | 2016 Summer, 2020 Summer | |
| Laurent Boudouani | France | Boxing | 1988 Summer | |
| Marc Boudoux | Rowing | 1980 Summer, 1984 Summer | |
| Brahim Boudrali | Algeria | Handball | 1984 Summer, 1988 Summer | |
| Naomy Boudreau-Guertin | Canada | Freestyle skiing | 2022 Winter | |
| Phillip Boudreault | Boxing | 1996 Summer | |
| Christine Boudrias | Short track speed skating | 1994 Winter, 1998 Winter | |
| Ron Boudrie | Netherlands | Volleyball | 1988 Summer, 1992 Summer | |
| Rami Boudrouma [ Wikidata ] | Algeria | Sailing | 2024 Summer | |
| Anier Boué | Cuba | Athletics | 2008 Summer | |
| Serge Bouemba | Gabon | Boxing | 1988 Summer | |
| Alexandre Bouet [ Wikidata ] | France | Water polo | 2024 Summer | |
| Arnaud Bouet | 1988 Summer | |
| Marc Bouet | Sailing | 1992 Summer, 1996 Summer | |
| Farah Boufadene | Algeria | Artistic gymnastics | 2016 Summer | |
| Alain Bouffard | France | Rowing | 1960 Summer, 1964 Summer | |
| Olivia Bouffard-Nesbitt | Canada | Cross country skiing | 2022 Winter | |
| Jean Bouffechoux [ Wikidata ] | France | Wrestling | 1912 Summer | |
| Bernard Bouffinier | Canoe sprint | 1968 Summer | |
| Herbert Bouffler | Great Britain | Track cycling | 1908 Summer | |
| Erica Bougard | United States | Athletics | 2020 Summer | |
| Søren Bough | Norway | Shooting | 1912 Summer | |
| Noureddine Boughanmi | Tunisia | Boxing | 1984 Summer | |
| Oussama Boughanmi | Handball | 2012 Summer, 2016 Summer | |
| Thelma Boughner | Canada | Diving | 1936 Summer | |
| Helen Boughton-Leigh | United States | Alpine skiing | 1936 Winter | |
| Antonios Bougiouris | Greece | Sailing | 2000 Summer | |
| Georgios Bouglas | Road cycling | 2024 Summer | |
| Gilbert Bougnol | France | Fencing | 1900 Summer | |
| René Bougnol | 1932 Summer, 1936 Summer, 1948 Summer, 1952 Summer | |
| Aymen Bouguerra | Tunisia | Volleyball | 2020 Summer | |
| Samir Bouguerra | Algeria | Wrestling | 2008 Summer | |
| Youssef Bouguerra | 1992 Summer, 1996 Summer | |
| Tarik Bouguetaïb | Morocco | Athletics | 2004 Summer, 2008 Summer | |
| Sarah Bouhaddi | France | Football | 2012 Summer, 2016 Summer | |
| Thomas Bouhail | Artistic gymnastics | 2008 Summer | |
| Mohamed Al-Bouhairi | Saudi Arabia | Athletics | 1976 Summer | |
| Abdelhak Bouhalissa | Algeria | Handball | 1988 Summer | |
| Mohamed Bouhalla | Athletics | 1988 Summer | |
| Cinthia Bouhier | France | Artistic swimming | 2000 Summer | |
| Mouhcine Bouhlal | Morocco | Football | 1992 Summer | |
| Terry Bouhraoua | France | Rugby sevens | 2016 Summer | |
| David Boui | Central African Republic | Taekwondo | 2012 Summer, 2016 Summer | |
| Yassin Bouih | Italy | Athletics | 2024 Summer | |
| Brahim Ben Bouilla [ Wikidata ] | Morocco | Road cycling | 1984 Summer | |
| R. Bouillet | France | Shooting | 1948 Summer | |
| Jean Bouin | Athletics | 1908 Summer, 1912 Summer | |
| Marc Bouissou | Rowing | 1952 Summer | |
| El Ghali Boukaa | Morocco | Equestrian jumping | 2020 Summer | |
| Mehdi Boukamir | Football | 2024 Summer | |
| Nacera Boukamoum | Algeria | Alpine skiing | 1992 Winter | |
| Tarek Boukensa | Athletics | 2004 Summer, 2008 Summer | |
| Youssef Ali Nesaif Boukhamas | Bahrain | 1992 Summer | |
| Ramzi Boukhiam | Morocco | Surfing | 2020 Summer, 2024 Summer | |
| Safia Boukhima | Algeria | Volleyball | 2008 Summer, 2012 Summer | |
| Dimitrios Boukis | Greece | Sailing | 1992 Summer, 1996 Summer, 2000 Summer | |
| Shirine Boukli | France | Judo | 2020 Summer, 2024 Summer | |
| Ioulietta Boukouvala | Greece | 2004 Summer, 2012 Summer | |
| Peter Boukouvalas | Australia | Archery | 2024 Summer | |
| Benjamin Boukpeti | Togo | Canoe slalom | 2004 Summer, 2008 Summer, 2012 Summer | |
| Mohamed Boukrah [ Wikidata ] | Libya | Rowing | 2024 Summer | |
| Sarah Bouktit | France | Handball | 2024 Summer | |
| Marcel Boulad | Egypt | Fencing | 1936 Summer | |
| Pierre Bouladou | France | Weightlifting | 1948 Summer | |
| Kamal Boulahfane | Algeria | Athletics | 2000 Summer, 2004 Summer, 2008 Summer | |
| Walid Boulahya | Tunisia | Volleyball | 1984 Summer | |
| Kawtar Boulaid | Morocco | Athletics | 2016 Summer | |
| Jamila Boulakbeche [ Wikidata ] | Tunisia | Swimming | 2024 Summer | |
| Brahim Boulami | Morocco | Athletics | 1996 Summer, 2000 Summer | |
| Khalid Boulami | 1996 Summer | |
| Boulanger [ Wikidata ] | France | Artistic gymnastics | 1900 Summer | |
| David Boulanger | Athletics | 2004 Summer | |
| Jacques Boulanger | 1952 Summer | |
| Marcel Boulanger [ Wikidata ] | Fencing | 1900 Summer | |
| Maurice Boulanger | Belgium | Athletics | 1936 Summer | |
| René Boulanger | France | Artistic gymnastics | 1920 Summer | |
| Víctor Boulanger | Peru | Football | 1960 Summer | |
| Jean-Pierre Boulard | France | Road cycling | 1968 Summer | |
| Francine Boulay-Parizeau | Canada | Handball | 1976 Summer | |
| Jean Boulège [ Wikidata ] | France | Fencing | 1900 Summer | |
| Abdel Aziz Boulehia | Algeria | Boxing | 1996 Summer | |
| Marcel Boulenger | France | Fencing, Art competitions | 1900 Summer, 1912 Summer | |
| John Boulicault | United States | Road cycling | 1924 Summer | |
| Wilfrid Boulineau | France | Athletics | 2000 Summer | |
| Guy-Elie Boulingui | Gabon | Boxing | 1996 Summer | |
| Roland Boullanger | France | Swimming | 1960 Summer | |
| Laure Boulleau | Football | 2012 Summer | |
| Julien Boullery [ Wikidata ] | Athletics | 1912 Summer | |
| Alberto Boullosa | Uruguay | Boxing | 1948 Summer | |
| Fernand Boulmant [ Wikidata ] | France | Track cycling | 1900 Summer | |
| Hassiba Boulmerka | Algeria | Athletics | 1988 Summer, 1992 Summer, 1996 Summer | |
| Alfred Boulnois | France | Track cycling | 1900 Summer | |
| Isabelle Boulogne | Canoe sprint | 1992 Summer | |
| Pierre de Boulogne | Sailing | 1900 Summer | |
| Michel Boulos | Canada | Fencing | 2004 Summer | |
| Chouaib Bouloudinat | Algeria | Boxing | 2012 Summer, 2016 Summer, 2020 Summer | |
| Camélia Bouloukbachi [ Wikidata ] | France | Water polo | 2024 Summer | |
| Mehdi Bouloussa [ Wikidata ] | Algeria | Table tennis | 2024 Summer | |
| Robert Bouloux | France | Road cycling | 1968 Summer | |
| Beatrix Boulsevicz | Hungary | Swimming | 2004 Summer, 2008 Summer | |
| Gardner Boultbee | Canada | Sailing | 1932 Summer | |
| John Boulter | Great Britain | Athletics | 1964 Summer, 1968 Summer | |
| Katie Boulter | Tennis | 2024 Summer | |
| Raelene Boulton [ Wikidata ] | Australia | Handball | 2000 Summer | |
| Kévin Bouly | France | Weightlifting | 2016 Summer | |
| Casper Bouman | Netherlands | Sailing | 2008 Summer | |
| Kea Bouman | Tennis | 1924 Summer | |
| Piet Bouman | Football | 1912 Summer | |
| Alexandre Boumans | Belgium | Wrestling | 1920 Summer | |
| Huibert Boumeester | Netherlands | Rowing | 1920 Summer | |
| Mira Boumejmajen | France | Artistic gymnastics | 2012 Summer | |
| Stella Boumi | Greece | Swimming | 2008 Summer | |
| Vanessa Sterckendries | Belgium | Athletics | 2024 Summer | |
| Khalid El-Boumlili | Morocco | 2004 Summer | |
| Peter Boumphrey | Great Britain | Alpine skiing | 1948 Winter | |
| Akram Bounabi | Algeria | Fencing | 2020 Summer | |
| André Bounal | France | Field hockey | 1908 Summer, 1920 Summer | |
| Naceur Bounatouf | Tunisia | Volleyball | 1972 Summer | |
| Laïd Bouneb | Algeria | Boxing | 1992 Summer | |
| Baghdad Bounedjah | Football | 2016 Summer | |
| Boualong Boungnavong | Laos | Athletics | 1980 Summer | |
| Khamseua Bounheuang | Shooting | 1980 Summer | |
| Abderrazak Bounour | Algeria | Athletics | 1984 Summer | |
| Harold Bounsall | Canada | Road cycling, Track cycling | 1920 Summer | |
| Charles Bounton | Great Britain | Shooting | 1924 Summer | |
| Anastasios Bountouris | Greece | Sailing | 1976 Summer, 1980 Summer, 1984 Summer, 1988 Summer, 1992 Summer, 1996 Summer | |
| Antonios Bountouris | 1988 Summer | |
| Soufiyan Bouqantar | Morocco | Athletics | 2012 Summer, 2016 Summer, 2020 Summer | |
| Cindy Bouque | Belgium | Shooting | 1996 Summer | |
| Yves Bouquel | France | Artistic gymnastics | 1980 Summer | |
| Jules Bouquet | Wrestling | 1920 Summer, 1924 Summer | |
| Michel Bouquet | Equestrian eventing | 1992 Summer | |
| Félix Bour [ Wikidata ] | Athletics | 2024 Summer | |
| Ali Bourai | Algeria | Trampolining | 2000 Summer | |
| Marcel Bouraine | France | Art competitions | 1924 Summer | |
| Abderrahime Bouramdane | Morocco | Athletics | 2008 Summer, 2012 Summer | |
| Djamel Bouras | France | Judo | 1996 Summer, 2000 Summer | |
| Hamza Bouras | Algeria | Sailing | 2016 Summer, 2020 Summer | |
| Louis Bourassa | Canada | Rowing | 1976 Summer | |
| Louis Bourban | Switzerland | Cross country skiing | 1948 Winter | |
| Allen Bourbeau | United States | Ice hockey | 1988 Winter | |
| Elaine Bourbeau | Canada | Rowing | 1976 Summer | |
| Patrick Bourbeillon | France | Athletics | 1972 Summer | |
| Louis de Bourbon-Busset | Shooting | 1924 Summer | |
| Roger Bourbonnais | Canada | Ice hockey | 1964 Winter, 1968 Winter | |
| Albert Bourcier | France | Equestrian dressage | 1924 Summer | |
| Laurent Bourda-Couhet | Brazil | Rugby sevens | 2016 Summer | |
| Hélène Bourdages | Canada | Fencing | 1992 Summer | |
| Nicole Bourdiau | France | Artistic gymnastics | 1968 Summer | |
| Harles Bourdier | Paraguay | Football | 1992 Summer | |
| Alberto Bourdillón | Argentina | Swimming | 1964 Summer | |
| Thierry Bourdin | France | Wrestling | 1984 Summer, 1988 Summer, 1992 Summer | |
| Christophe Bourdon | Swimming | 1992 Summer | |
| Petros Bourdoulis | Greece | Wrestling | 1992 Summer, 1996 Summer | |
| Stephen Bourdow | United States | Sailing | 1992 Summer | |
| Grégory Bourdy | France | Golf | 2016 Summer | |
| Hubert Bourdy | Equestrian jumping | 1988 Summer, 1992 Summer | |
| Lorys Bourelly | Swimming | 2016 Summer | |
| Michel Bourez | Surfing | 2020 Summer | |
| Mickaël Bourgain | Track cycling, Road cycling | 2004 Summer, 2008 Summer, 2012 Summer | |
| Fernand Bourgaux | Belgium | Athletics | 1948 Summer | |
| Pierrick Bourgeat | France | Alpine skiing | 1998 Winter, 2002 Winter, 2006 Winter | |
| Alex Bourgeois | Belgium | Fencing | 1952 Summer | |
| Célia Bourgeois | France | Cross country skiing | 2010 Winter | |
| Jean-Marie Bourgeois | Nordic combined | 1968 Winter | |
| Joël Bourgeois | Canada | Athletics | 1996 Summer, 2000 Summer | |
| Lloyd Bourgeois | United States | 1928 Summer | |
| Yvonne Bourgeois | France | Tennis | 1924 Summer | |
| Élodie Bourgeois-Pin | Cross country skiing | 2006 Winter | |
| Anaïs Bourgoin | Athletics | 2024 Summer | |
| Eugène Bourgoin | Art competitions | 1924 Summer | |
| Élie Bourgois | Artistic gymnastics | 1900 Summer | |
| Joseph Bourgougnoux [ Wikidata ] | 1900 Summer | |
| Mohamed Bourguieg | Algeria | 2016 Summer | |
| Édouard Bourguignon | Belgium | Tug of war | 1920 Summer | |
| Mounia Bourguigue | Morocco | Taekwondo | 2000 Summer, 2004 Summer | |
| Jean-Pierre Bourhis | Senegal | Canoe slalom | 2016 Summer, 2020 Summer | |
| Yves Bourhis | 2024 Summer | |
| Larbi Bouriah | Algeria | Table tennis | 2020 Summer | |
| Celia Bourihane | Volleyball | 2012 Summer | |
| Bruce Bourke | Australia | Swimming | 1948 Summer | |
| Colin Bourke | Japan | Rugby sevens | 2020 Summer | |
| Fiona Bourke | New Zealand | Rowing | 2012 Summer | |
| Glenn Bourke | Australia | Sailing | 1992 Summer | |
| Triny Bourkel | Luxembourg | Athletics | 1948 Summer | |
| Cliff Bourland | United States | 1948 Summer | |
| Elizabeth Bourland | Costa Rica, United States | Shooting | 1984 Summer, 1996 Summer | |
| Christina Bourmpou | Greece | Rowing | 2020 Summer, 2024 Summer | |
| Clayton Bourne | Canada | Swimming | 1924 Summer | |
| Grayson Bourne | Great Britain | Canoe sprint | 1980 Summer, 1984 Summer, 1988 Summer, 1992 Summer, 1996 Summer | |
| Munroe Bourne | Canada | Swimming | 1928 Summer, 1932 Summer, 1936 Summer | |
| Robert Bourne | Great Britain | Rowing | 1912 Summer | |
| Shae-Lynn Bourne | Canada | Figure skating | 1994 Winter, 1998 Winter, 2002 Winter | |
| Teddy Bourne | Great Britain | Fencing | 1968 Summer, 1972 Summer, 1976 Summer | |
| Tri Bourne | United States | Beach volleyball | 2020 Summer | |
| Robin Bourne-Taylor | Great Britain | Rowing | 2004 Summer, 2008 Summer | |
| Chantal Bournissen | Switzerland | Alpine skiing | 1988 Winter, 1992 Winter, 1994 Winter | |
| Ioannis Bourousis | Greece | Basketball | 2008 Summer | |
| Claude Bourquard | France | Fencing | 1964 Summer, 1968 Summer | |
| Chris Bourque | United States | Ice hockey | 2018 Winter | |
| François Bourque | Canada | Alpine skiing | 2006 Winter | |
| Ray Bourque | Ice hockey | 1998 Winter | |
| Rene Bourque | 2018 Winter | |
| Hervé Bourquel | France | Rowing | 1980 Summer | |
| Hans Bourquin | Switzerland | 1928 Summer | |
| Larbi Bourrada | Algeria | Athletics | 2016 Summer | |
| André Bourreau | France | Judo | 1964 Summer | |
| Bernard Bourreau | Road cycling | 1972 Summer | |
| Philippe Bourret | Canada | Badminton | 2004 Summer | |
| Bourry [ Wikidata ] | France | Artistic gymnastics | 1900 Summer | |
| Jean-Marie le Bourvelec | 1900 Summer | |
| Fabian Bourzat | Figure skating | 2006 Winter, 2010 Winter, 2014 Winter | |
| Abdel Aziz Bousarsar | Tunisia | Volleyball | 1972 Summer | |
| Hedi Bousarsar | 1988 Summer | |
| Rashid Bousarsar | 1984 Summer, 1988 Summer | |
| Peter Bouschen | West Germany | Athletics | 1984 Summer | |
| Siwar Bousetta | Tunisia | Wrestling | 2020 Summer, 2024 Summer | |
| Abderrahmane Boushita | Morocco | Judo | 2024 Summer | |
| Dick Boushka | United States | Basketball | 1956 Summer | |
| Josef Bouška | Czechoslovakia | Football | 1968 Summer | |
| Pierre Bousmanne | Belgium | Field hockey | 1952 Summer | |
| Noureddine Bousnina | Tunisia | Football | 1988 Summer | |
| Ouissem Bousnina | Handball | 2000 Summer | |
| Adolphe Bousquet | France | Rugby | 1920 Summer, 1924 Summer | |
| Frédérick Bousquet | Swimming | 2000 Summer, 2004 Summer, 2008 Summer, 2016 Summer | |
| Bahia Boussad | Algeria | Athletics | 2000 Summer | |
| Anis Boussaïdi | Tunisia | Football | 2004 Summer | |
| Hervé Boussard | France | Road cycling | 1992 Summer | |
| Mourad Boussebt | Algeria | Handball | 1984 Summer, 1988 Summer | |
| Maxime Bousselaire | France | Athletics | 1924 Summer | |
| Jean-Jacques Boussemart | 1984 Summer | |
| Renon Boissière | 1912 Summer | |
| Jean Boussod [ Wikidata ] | Polo | 1900 Summer | |
| Antoine Boussombo | Gabon | Athletics | 1996 Summer, 2000 Summer | |
| Cédric Boussoughou | Football | 2012 Summer | |
| Hugh Boustead | Great Britain | Modern pentathlon | 1920 Summer | |
| Michel Boutard | France | Artistic gymnastics | 1976 Summer, 1980 Summer, 1984 Summer | |
| Simone Boutarel | Art competitions | 1924 Summer | |
| Brahim Boutayeb | Morocco | Athletics | 1988 Summer, 1992 Summer | |
| Hammou Boutayeb | 1992 Summer | |
| Jeanne Boutbien | Senegal | Swimming | 2020 Summer | |
| Abdel Amid Boutefnouchet | France | Boxing | 1952 Summer | |
| Thomas Boutellier | Switzerland | Road cycling | 1992 Summer | |
| Robert Bouten | Netherlands | Canoe slalom | 2008 Summer | |
| Micaela Bouter | South Africa | Diving | 2020 Summer | |
| Patrick Boutet | France | Artistic gymnastics | 1976 Summer | |
| Jérémie Boutherin | Bobsleigh | 2014 Winter | |
| Stéphane Bouthiaux | Biathlon | 1994 Winter | |
| Céline Boutier | Golf | 2020 Summer, 2024 Summer | |
| K. C. Boutiette | United States | Speed skating | 1994 Winter, 1998 Winter, 2002 Winter, 2006 Winter | |
| Robert Boutigny | France | Canoe sprint | 1948 Summer, 1952 Summer | |
| Kim Boutin | Canada | Short track speed skating | 2018 Winter, 2022 Winter | |
| Jan Boutmy | Netherlands Antilles | Fencing | 1964 Summer, 1968 Summer | |
| Joop Boutmy | Netherlands | Football | 1912 Summer | |
| Alphonse Bouton | France | Rowing | 1936 Summer, 1948 Summer | |
| Maurice Monney-Bouton | 1920 Summer, 1924 Summer | |
| Samy Boutouil | Morocco | Swimming | 2020 Summer | |
| Philippe Bouvatier | France | Road cycling | 1984 Summer | |
| Josefin Bouveng | Ice hockey | 2022 Winter | |
| Paul Bouveret | France | Cross country skiing | 1948 Winter | |
| Charles Bouvet | Athletics | 1948 Summer | |
| Didier Bouvet | Alpine skiing | 1984 Winter, 1988 Winter | |
| Fanny Bouvet | Diving | 2012 Summer | |
| Sofian Bouvet | Sailing | 2016 Summer | |
| André Bouvier | Boxing | 1908 Summer | |
| Charles Bouvier | Switzerland | Bobsleigh | 1936 Winter | |
| Éric Bouvier | France | Volleyball | 1988 Summer, 1992 Summer | |
| Henri Bouvier | Swimming | 1924 Summer | |
| Nathalie Bouvier | Alpine skiing | 1994 Winter | |
| Pierre Bouvier | Bobsleigh | 1956 Winter | |
| Stéphanie Bouvier | Short track speed skating | 2002 Winter, 2006 Winter, 2010 Winter | |
| Xavier Bouvier | Switzerland | Shooting | 1992 Summer, 1996 Summer | |
| Christel Bouvron | Singapore | Swimming | 2000 Summer, 2004 Summer | |
| Charly Bouvy | Belgium | Bobsleigh, Field hockey | 1964 Winter, 1968 Summer, 1972 Summer | |
| Nico Bouvy | Netherlands | Football | 1912 Summer | |
| Carline Bouw | Rowing | 2012 Summer, 2016 Summer | |
| Alfons Bouwens | Belgium | Boxing | 1920 Summer | |
| Antonius Bouwens | Netherlands | Shooting | 1900 Summer, 1920 Summer | |
| Herman Bouwens | 1920 Summer | |
| Bjarne Bouwer [ Wikidata ] | Sailing | 2024 Summer | |
| Gerrit Bouwhuis | Shooting | 1924 Summer | |
| Henk Bouwman | Field hockey | 1948 Summer | |
| Jan Bouwman | Swimming | 1960 Summer | |
| Roderik Bouwman | Field hockey | 1984 Summer | |
| Jay Bouwmeester | Canada | Ice hockey | 2006 Winter, 2014 Winter | |
| Marit Bouwmeester | Netherlands | Sailing | 2012 Summer, 2016 Summer, 2020 Summer, 2024 Summer | |
| Lyès Bouyacoub | Algeria | Judo | 2016 Summer | |
| Noureddine Bouyahyaoui | Morocco | Football | 1984 Summer | |
| Jules Bouyer | France | Diving | 2024 Summer | |
| Fadwa Al-Bouza | Syria | Athletics | 2008 Summer | |
| Willan Bouza | Uruguay | Judo | 1996 Summer | |
| Alexandre Bouzaid | Senegal | Fencing | 2012 Summer, 2016 Summer | |
| Rómulo Bouzas | Mexico | Rowing | 2000 Summer | |
| Marwa Bouzayani | Tunisia | Athletics | 2020 Summer, 2024 Summer | |
| Vladimír Bouzek | Czechoslovakia | Ice hockey | 1948 Winter | |
| Fouad Bouzenada | Algeria | Weightlifting | 1996 Summer | |
| Azzedine Bouzerar | Handball | 1980 Summer | |
| Malik Bouziane | Boxing | 2004 Summer | |
| Mohamed Bouziane | Handball | 1996 Summer | |
| Lakdar Bouzid | Tunisia | Modern pentathlon | 1960 Summer | |
| Carole Bouzidi | Algeria | Canoe slalom | 2024 Summer | |
| Ioanna Bouziou | Greece | Softball | 2004 Summer | |
| Joël Bouzou | France | Modern pentathlon | 1980 Summer, 1984 Summer, 1988 Summer, 1992 Summer | |
| Christian Bove | Argentina | Rowing | 1948 Summer | |
| Claire Bové | France | 2020 Summer, 2024 Summer | |
| Floris Jan Bovelander | Netherlands | Field hockey | 1988 Summer, 1992 Summer, 1996 Summer | |
| George Bovell | Trinidad and Tobago | 2000 Summer, 2004 Summer, 2008 Summer, 2012 Summer, 2016 Summer | |
| Nicholas Bovell | 2008 Summer | |
| Pieter van Boven | Netherlands | Fencing | 1924 Summer | |
| Roel Bovendeert | Field hockey | 2020 Summer | |
| Frode Bovim | Norway | Sailing | 2004 Summer, 2008 Summer | |
| Oleg Bovin | Soviet Union | Water polo | 1968 Summer | |
| Vincent Boveington | Great Britain | Rowing | 1924 Summer | |
| Némo Bovis | France | Wrestling | 1920 Summer | |
| Alessandro Bovo | Italy | Water polo | 1992 Summer, 1996 Summer | |
| Cesare Bovo | Football | 2004 Summer | |
| Arnaud Bovolenta | France | Freestyle skiing | 2014 Winter, 2018 Winter | |
| Vigor Bovolenta | Italy | Volleyball | 1996 Summer, 2008 Summer | |
| Enrico Bovone | Basketball | 1968 Summer | |
| Philippe Bovy | Belgium | Boxing | 1920 Summer | |
| Don Bowden | United States | Athletics | 1956 Summer | |
| Hayley Bowden | New Zealand | Football | 2008 Summer, 2012 Summer | |
| Josiah Bowden [ Wikidata ] | Great Britain | Fencing | 1900 Summer | |
| Kirsty Bowden | Field hockey | 2000 Summer | |
| Norris Bowden | Canada | Figure skating | 1952 Winter, 1956 Winter | |
| Scott Bowden | Australia | Road cycling, Cycling mountain bike | 2016 Summer | |
| Walter Bowden | United States | Handball | 1936 Summer | |
| Philip Bowden-Smith | Great Britain | Equestrian jumping, Equestrian eventing | 1924 Summer | |
| Ian Bowditch | Australia | Fencing | 1964 Summer | |
| Kristen Bowditch | Great Britain | Athletics | 2000 Summer | |
| Brittany Bowe | United States | Speed skating | 2014 Winter, 2018 Winter, 2022 Winter | |
| Riddick Bowe | Boxing | 1988 Summer | |
| Alex Bowen | Water polo | 2016 Summer, 2020 Summer, 2024 Summer | |
| Katie Bowen | New Zealand | Football | 2016 Summer, 2020 Summer, 2024 Summer | |
| Sandi Bowen | Australia | Volleyball | 2000 Summer | |
| Tom Bowen | Great Britain | Rugby sevens | 2020 Summer | |
| Carol Bower | United States | Rowing | 1984 Summer | |
| Hagen Bower | New Zealand | Table tennis | 1992 Summer | |
| John Bower | United States | Cross country skiing, Nordic combined | 1964 Winter, 1968 Winter | |
| Mervyn Bower | Australia | Figure skating | 1960 Winter | |
| Jodie Bowering | Softball | 2008 Summer | |
| Alfred Bowerman | Great Britain | Cricket | 1900 Summer | |
| Jay Bowerman | United States | Biathlon | 1972 Winter | |
| Sharon Bowes | Canada | Shooting | 1984 Summer, 1988 Summer, 1992 Summer, 2000 Summer | |
| Eddie Bowey | Great Britain | Wrestling | 1948 Summer | |
| Ian Bowhill | Figure skating | 1928 Winter | |
| Christopher Bowie | Canada | Swimming | 1992 Summer | |
| Mary Jane Bowie | Luge | 1976 Winter | |
| Tori Bowie | United States | Athletics | 2016 Summer | |
| Daniel Bowker | Australia | Canoe sprint | 2016 Summer | |
| David Bowker | Great Britain | Sailing | 1956 Summer | |
| Paul Bowler | Artistic gymnastics | 1992 Summer | |
| Walter Bowler | Canada | Rowing | 1908 Summer | |
| Christopher Bowles | Great Britain | Judo | 1980 Summer | |
| Daniel Bowling | Boxing | 1920 Summer | |
| Chester Bowman | United States | Athletics | 1924 Summer | |
| Christopher Bowman | Figure skating | 1988 Winter, 1992 Winter | |
| Janine Bowman | Shooting | 2000 Summer | |
| Maddie Bowman | Freestyle skiing | 2014 Winter, 2018 Winter | |
| Noah Bowman | Canada | 2014 Winter, 2018 Winter, 2022 Winter | |
| Roscoe Bowman | United States | Fencing | 1920 Summer | |
| Sandra Bowman | Great Britain | Swimming | 1984 Summer | |
| Sidney Bowman | United States | Athletics | 1928 Summer, 1932 Summer | |
| Stuart Bowman | Great Britain | Canoe slalom | 2000 Summer, 2004 Summer | |
| William Bowman [ Wikidata ] | United States | Fencing | 1912 Summer | |
| Debbie Bowman-Sullivan | Australia | Field hockey | 1988 Summer, 1992 Summer | |
| Heather Bown | United States | Volleyball | 2000 Summer, 2004 Summer, 2008 Summer | |
| Shaun Bownes | South Africa | Athletics | 2000 Summer, 2004 Summer | |
| Vern Bowrey | Australia | Rowing | 1972 Summer | |
| Dennis Bowsher | United States | Modern pentathlon | 2012 Summer | |
| Jaxon Bowshire [ Wikidata ] | Australia | Diving | 2024 Summer | |
| Brenda Bowskill | Canada | Sailing | 2016 Summer | |
| Bernadette Bowyer | Field hockey | 1992 Summer | |
| Diana Box | Spain | Handball | 2004 Summer | |
| Ken Box | Great Britain | Athletics | 1956 Summer | |
| Michael Boxall | New Zealand | Football | 2008 Summer, 2024 Summer | |
| Helmi Boxberger | West Germany | Swimming | 1968 Summer, 1972 Summer | |
| Jacky Boxberger | France | Athletics | 1968 Summer, 1972 Summer, 1976 Summer, 1984 Summer | |
| Keith Boxell | Great Britain | Weightlifting | 1984 Summer, 1988 Summer, 1992 Summer | |
| Berny Boxem-Lenferink | Netherlands | Athletics | 1972 Summer | |
| Christina Boxer | Great Britain | 1980 Summer, 1984 Summer, 1988 Summer | |
| Piet van Boxtel | Netherlands | Football | 1928 Summer | |
| Gillian Boxx | United States | Softball | 1996 Summer | |
| Shannon Boxx | Football | 2004 Summer, 2008 Summer, 2012 Summer | |
| Philipp Boy | Germany | Artistic gymnastics | 2008 Summer, 2012 Summer | |
| Renate Boy | Germany, East Germany | Athletics | 1960 Summer, 1964 Summer, 1968 Summer | |
| Ricardo José Boy [ Wikidata ] | Angola | Judo | 1988 Summer | |
| Zhang Bo-ya [ Wikidata ] | Chinese Taipei | Athletics | 2024 Summer | |
| Bruno Boyadjian | France | Water polo | 1988 Summer | |
| Biser Boyadzhiev | Bulgaria | Rowing | 1972 Summer | |
| Bozhidar Boyadzhiev | Wrestling | 2004 Summer, 2008 Summer | |
| Georgi Boyadzhiev | Volleyball | 1964 Summer | |
| Miroslav Boyadzhiev | Short track speed skating | 2002 Winter | |
| Stanislav Boyadzhiev | Basketball | 1968 Summer | |
| John Boyagis | Great Britain | Alpine skiing | 1948 Winter, 1952 Winter | |
| Khristina Boyanova | Bulgaria | Figure skating | 1984 Winter | |
| Philippe Boyard | France | Ice hockey | 1936 Winter | |
| Natalia Boyarskaya | Russia | Road cycling | 2008 Summer | |
| Klavdiya Boyarskikh | Soviet Union | Cross country skiing | 1964 Winter | |
| Billy Boyce | Australia | Boxing | 1948 Summer | |
| Brendan Boyce | Ireland | Athletics | 2012 Summer, 2016 Summer, 2020 Summer | |
| Burke Boyce | United States | Fencing | 1924 Summer | |
| Edward Boyce | Great Britain | Athletics | 1936 Summer | |
| Fiona Boyce | Australia | Field hockey | 2012 Summer | |
| Grant Boyce | 1984 Summer | |
| Peter Boyce | Athletics | 1968 Summer | |
| Lachezar Boychev | Bulgaria | Rowing | 1976 Summer, 1980 Summer | |
| Andy Boychuk | Canada | Athletics | 1968 Summer | |
| Alana Boyd | Australia | 2008 Summer, 2012 Summer, 2016 Summer | |
| Andrew Boyd | United States | Fencing | 1936 Summer, 1948 Summer | |
| Carla Boyd | Australia | Basketball | 1996 Summer, 2000 Summer | |
| Danielle Boyd | Canada | Sailing | 2016 Summer | |
| Denise Boyd | Australia | Athletics | 1976 Summer, 1980 Summer | |
| Gary Boyd | Sailing | 2004 Summer | |
| Guillermo Boyd | Panama | Weightlifting | 1968 Summer | |
| Ian Boyd | Great Britain | Athletics | 1956 Summer | |
| Jim Boyd | United States | Boxing | 1956 Summer | |
| John Allan Boyd | Great Britain | Football | 1948 Summer | |
| Justin Boyd | Canada | Water polo | 2008 Summer | |
| Kevin Boyd | Great Britain | Swimming | 1988 Summer | |
| Leon Boyd | Netherlands | Baseball | 2008 Summer | |
| Luke Boyd | Australia | Boxing | 2008 Summer | |
| Malcolm Boyd | Athletics | 1924 Summer | |
| Micah Boyd | United States | Rowing | 2008 Summer | |
| Pamela Boyd | Handball | 1984 Summer | |
| Phil Boyd | Canada | Rowing | 1904 Summer, 1912 Summer | |
| Ray Boyd | Australia | Athletics | 1972 Summer, 1976 Summer | |
| Rob Boyd | Canada | Alpine skiing | 1988 Winter | |
| Sean Boyd | Australia | Water polo | 2000 Summer | |
| Tim Boyd | United States | Golf | 1904 Summer | |
| Tony Boyd | Canada | Field hockey | 1964 Summer | |
| Warren Boyd | Australia | Swimming | 1948 Summer | |
| Mackenzie Boyd-Clowes | Canada | Ski jumping | 2010 Winter, 2014 Winter, 2018 Winter, 2022 Winter | |
| James Boyde | Biathlon | 1968 Winter | |
| Scott Boyde | New Zealand | Field hockey | 2024 Summer | |
| Patty Boydstun | United States | Alpine skiing | 1972 Winter | |
| Cheikh Tidiane Boye | Senegal | Athletics | 1988 Summer | |
| Edward Boye | Ghana | Football | 1972 Summer | |
| Hans Jørgen Boye | Denmark | Rowing | 1964 Summer | |
| Marième Boye | Senegal | Athletics | 1980 Summer | |
| Ángel Boyenechea | Argentina | Equestrian eventing | 1976 Summer | |
| Gérard Boyer | France | Rowing | 1972 Summer | |
| Greg Boyer | United States | Water polo | 1988 Summer | |
| Jean Boyer | France | Football | 1920 Summer, 1924 Summer | |
| Kevin Boyer | Canada | Skeleton | 2018 Winter | |
| L. Boyer [ Wikidata ] | France | Track cycling | 1900 Summer | |
| Marine Boyer | Artistic gymnastics | 2016 Summer, 2020 Summer, 2024 Summer | |
| Stéphen Boyer | Volleyball | 2020 Summer | |
| Yves Boyer | Luge | 1992 Winter | |
| Dave Boyes | Canada | Rowing | 1996 Summer | |
| Max Boyes | Great Britain | Athletics | 1960 Summer | |
| Nicola Boyes | Rowing | 1980 Summer | |
| Trygve Bøyesen | Norway | Artistic gymnastics | 1908 Summer, 1912 Summer, 1920 Summer | |
| David Boykett | Australia | Rowing | 1956 Summer, 1964 Summer | |
| Svetlana Boyko | Soviet Union, Unified Team | Speed skating | 1988 Winter, 1992 Winter | |
| Svetlana Boyko | Russia | Fencing | 1996 Summer, 2000 Summer, 2004 Summer, 2008 Summer | |
| Charlotte Boyle | United States | Swimming | 1920 Summer | |
| Dan Boyle | Canada | Ice hockey | 2010 Winter | |
| Daryl Boyle | Germany | 2018 Winter | |
| Helen Boyle | Great Britain | Swimming | 1924 Summer | |
| Ina Boyle | Ireland | Art competitions | 1948 Summer | |
| Janet Boyle | Great Britain | Athletics | 1988 Summer | |
| John Boyle | Australia | Wrestling | 1964 Summer | |
| Lauren Boyle | New Zealand | Swimming | 2008 Summer, 2012 Summer, 2016 Summer | |
| Raelene Boyle | Australia | Athletics | 1968 Summer, 1972 Summer, 1976 Summer | |
| Richard Boyle | Great Britain | Rowing | 1908 Summer | |
| Richard Boyle | New Zealand | Canoe sprint | 1992 Summer | |
| Ron Boyle | Australia | Track cycling | 1976 Summer | |
| Shaun Boyle | Skeleton | 2006 Winter | |
| Sheryl Boyle | Canada | Canoe slalom | 1992 Summer, 1996 Summer | |
| Kevin Boyles | Volleyball | 1992 Summer | |
| Frederick Boylstein | United States | Boxing | 1924 Summer | |
| Beverly Boys | Canada | Diving | 1968 Summer, 1972 Summer, 1976 Summer | |
| Audun Boysen | Norway | Athletics | 1952 Summer, 1956 Summer | |
| Karsten Boysen | Venezuela | Sailing | 1964 Summer, 1968 Summer | |
| Søren Boysen | Denmark | Canoe sprint | 1972 Summer | |
| Nuri Boytorun | Turkey | Wrestling | 1928 Summer, 1936 Summer | |
| Meryem Boz | Volleyball | 2020 Summer | |
| Esteban Boza | Peru | Shooting | 1984 Summer, 1996 Summer | |
| Francisco Boza | 1980 Summer, 1984 Summer, 1988 Summer, 1992 Summer, 1996 Summer, 2000 Summer, 2004 Summer, 2016 Summer | |
| Alexandru Bozan | Romania | Equestrian jumping | 1980 Summer | |
| Dilara Bozan | Turkey | Karate | 2020 Summer | |
| Islam Bozbayev | Kazakhstan | Judo | 2012 Summer, 2020 Summer | |
| Hasan Bozbey | Turkey | Wrestling | 1952 Summer | |
| Jan Bozděch | Czechoslovakia | 1924 Summer | |
| Rachel le Bozec | France | Artistic swimming | 2000 Summer | |
| Edward Bożek | Poland | Athletics | 1960 Summer | |
| Edward Bozek | United States | Fencing | 1972 Summer, 1976 Summer | |
| Megan Bozek | Ice hockey | 2014 Winter, 2022 Winter | |
| Nataliya Bozhenova | Ukraine | Volleyball | 1996 Summer | |
| Oleg Bozhev | Soviet Union | Speed skating | 1984 Winter | |
| Georgi Bozhilov | Bulgaria | Rowing | 2016 Summer | |
| Petar Bozhilov | Canoe sprint | 1988 Summer | |
| Vasil Bozhilov | Biathlon | 1988 Winter | |
| Tsvetana Bozhilova | Judo | 2000 Summer, 2004 Summer | |
| Stefan Bozhkov | Football | 1952 Summer, 1956 Summer | |
| Valentin Bozhkov | Ski jumping | 1984 Winter | |
| Svetla Bozhkova | Athletics | 1972 Summer, 1980 Summer | |
| Tsvetana Bozhurina | Volleyball | 1980 Summer | |
| Borut Božič | Slovenia | Road cycling | 2008 Summer, 2012 Summer | |
| Iztok Božič | Tennis | 1992 Summer | |
| Jakob Božič [ Wikidata ] | Sailing | 2024 Summer | |
| Luka Božič | Canoe slalom | 2012 Summer, 2016 Summer | |
| Mojmír Božík | Czechoslovakia | Ice hockey | 1988 Winter | |
| Radovan Božin | Yugoslavia | Canoe sprint | 1960 Summer | |
| Vlado Bozinovski | Australia | Football | 1988 Summer | |
| Burhan Bozkurt | Turkey | Wrestling | 1964 Summer | |
| Dursun Bozkurt | Alpine skiing | 1948 Winter | |
| Alicia Bozon | France | Swimming | 2000 Summer | |
| Anatole Bozon | Bobsleigh | 1936 Winter | |
| Charles Bozon | Alpine skiing | 1956 Winter, 1960 Winter | |
| Gilbert Bozon | Swimming | 1952 Summer, 1956 Summer | |
| Philippe Bozon | Ice hockey | 1988 Winter, 1992 Winter, 1998 Winter, 2002 Winter | |
| Sherali Bozorov | Tajikistan | Judo | 2008 Summer | |
| Stanka Božović | Austria | Handball | 1992 Summer, 2000 Summer | |
| Mihály Bozsi | Hungary | Water polo | 1936 Summer | |
| Anna Bozsik | Biathlon, Cross country skiing | 1992 Winter, 1994 Winter, 1998 Winter | |
| Gábor Bozsik | Canoe sprint | 2008 Summer | |
| József Bozsik | Football | 1952 Summer | |
| Tullio Bozza | Italy | Fencing | 1920 Summer | |
| Adamo Bozzani [ Wikidata ] | Artistic gymnastics | 1908 Summer | |
| Giacomo Bozzano | Boxing | 1956 Summer | |
| Alberto Bozzato | Rowing | 1952 Summer | |
| Mathieu Bozzetto | France | Snowboarding | 1998 Winter, 2002 Winter, 2006 Winter, 2010 Winter | |
| León Bozzi | Argentina | Shooting | 1956 Summer | |
| Elisa Bozzo | Italy | Artistic swimming | 2016 Summer | |
| Grazia Bozzo | Artistic gymnastics | 1952 Summer | |
| Loan Bozzolo | France | Snowboarding | 2018 Winter, 2022 Winter | |