| Name | Nation | Sport | Games | Notes |
|---|
| Virgilio Ara | Cuba | Rowing | 1956 Summer | |
| Ahmed Arab | France | Football | 1960 Summer | |
| Mostafa Arab | Iran | 1964 Summer | |
| Reyhan Arabacıoğlu | Turkey | Weightlifting | 2004 Summer | |
| Dakula Arabani | Philippines | Swimming | 1956 Summer | |
| Ryan Arabejo | 2008 Summer | |
| Claude Arabo | France | Fencing | 1960 Summer, 1964 Summer, 1968 Summer | |
| Patricio Arabolaza | Spain | Football | 1920 Summer | |
| Ýeketerina Arabowa | Turkmenistan | Shooting | 2008 Summer | |
| Esteban Aracama [ Wikidata ] | Spain | Canoe slalom | 1996 Summer, 2000 Summer | |
| Valentina Aracil | Argentina | Swimming | 1988 Summer | |
| Yael Arad | Israel | Judo | 1992 Summer, 1996 Summer | |
| Stefanía Aradillas | Mexico | Softball | 2020 Summer | |
| Francisco Arado | Cuba | Table tennis | 2000 Summer | |
| Rubén Arado | 1992 Summer, 2000 Summer | |
| Rababe Arafi | Morocco | Athletics | 2016 Summer, 2020 Summer | |
| Ryutaro Araga | Japan | Karate | 2020 Summer | |
| Yoshimitsu Aragaki | Boxing | 1972 Summer | |
| Marcel Aragão | Brazil | Judo | 2000 Summer | |
| Lorenzo Aragón | Cuba | Boxing | 1996 Summer, 2004 Summer | |
| Yovany Aragón | Baseball | 2000 Summer | |
| Atsushi Arai | Japan | Water polo | 2016 Summer, 2020 Summer | |
| Chizuru Arai | Judo | 2020 Summer | |
| Hirooki Arai | Athletics | 2016 Summer | |
| Marie Arai | Figure skating | 1998 Winter | |
| Masao Arai | Wrestling | 1976 Summer | |
| Matsuri Arai | Diving | 2020 Summer, 2024 Summer | |
| Nobuo Arai | Swimming | 1928 Summer | |
| Riichi Arai | Basketball | 1956 Summer | |
| Ryohei Arai | Athletics | 2016 Summer | |
| Satoru Arai | Luge | 1972 Winter | |
| Shigeo Arai | Swimming | 1936 Summer | |
| Shu Arai | Table tennis | 2004 Summer | |
| Takahiro Arai | Baseball | 2008 Summer | |
| Toru Arai [ Wikidata ] | Art competitions | 1932 Summer, 1936 Summer | |
| Yoshinori Arai | Rowing | 1968 Summer | |
| Yuko Arai | Fencing | 1996 Summer, 2000 Summer | |
| Miguel Araico | Mexico | Boxing | 1932 Summer | |
| Ronalds Arājs | Latvia | Athletics | 2008 Summer | |
| Maria Eduarda Arakaki | Brazil | Rhythmic gymnastics | 2020 Summer, 2024 Summer | |
| Eriko Arakawa | Japan | Football | 2004 Summer, 2008 Summer | |
| Hachiro Arakawa | Water polo | 1964 Summer | |
| Ryuta Arakawa | Rowing | 2020 Summer, 2024 Summer | |
| Shizuka Arakawa | Figure skating | 1998 Winter, 2006 Winter | |
| Ayaka Araki [ Wikidata ] | Volleyball | 2024 Summer | |
| Daizou Araki | Modern pentathlon | 1984 Summer | |
| Erika Araki | Volleyball | 2008 Summer, 2012 Summer, 2016 Summer, 2020 Summer | |
| Kenta Araki | Water polo | 2020 Summer, 2024 Summer | |
| Kumi Araki | Athletics | 1988 Summer | |
| Masahiro Araki | Baseball | 2008 Summer | |
| Miharu Araki | Ice hockey | 1998 Winter | |
| Nobuhiro Araki | 1968 Winter | |
| Ryōtarō Araki | Football | 2024 Summer | |
| Toshiaki Araki | Fencing | 1964 Summer | |
| Yugo Araki | Equestrian jumping | 1960 Summer, 1968 Summer | |
| Yuko Arakida | Volleyball | 1976 Summer | |
| Nada Arkaji | Qatar | Swimming | 2012 Summer, 2016 Summer | |
| Manuel Aramayo | Bolivia | Alpine skiing | 1988 Winter, 1992 Winter | |
| Carlos Aramayo | 1992 Winter | |
| Zlatko Arambasic | Australia | Football | 1992 Summer | |
| Emilia Aramburo [ Wikidata ] | Chile | Alpine skiing | 2022 Winter | |
| Izaskun Aramburu | Spain | Canoe sprint | 1996 Summer, 2000 Summer | |
| Juan José Aramburu | Shooting | 2008 Summer, 2012 Summer | |
| Joseph Arame | France | Athletics | 1976 Summer, 1980 Summer | |
| Zuleima Araméndiz | Colombia | 1996 Summer, 2004 Summer, 2008 Summer | |
| Gary Aramist [ Wikidata ] | Israel | Shooting | 1984 Summer | |
| Andrei Aramnau | Belarus | Weightlifting | 2008 Summer | |
| Álvaro de Arana | Spain | Sailing | 1928 Summer | |
| Guilherme Arana | Brazil | Football | 2020 Summer | |
| Javier de Arana | Spain | Sailing | 1928 Summer | |
| Luis Arana | 1928 Summer | |
| Alex Aranburu | Road cycling | 2024 Summer | |
| Zoe Arancini | Australia | Water polo | 2016 Summer, 2020 Summer, 2024 Summer | |
| Gilda Aranda | Mexico | Swimming | 1956 Summer | |
| Humberto Aranda | Costa Rica | Boxing | 1988 Summer | |
| Idalberto Aranda | Cuba | Weightlifting | 1996 Summer, 2000 Summer | |
| Luis Aranda | Argentina | Boxing | 1960 Summer | |
| Nathalee Aranda | Panama | Athletics | 2020 Summer | |
| Ricardo Araneda | Chile | Boxing | 1992 Summer, 1996 Summer | |
| Manuel Araneta Jr. | Philippines | Basketball | 1948 Summer | |
| Zavana Aranga | New Zealand | Softball | 2000 Summer | |
| Alfredo Arango | Colombia | Football | 1968 Summer | |
| Juan Arango | Track cycling | 2008 Summer, 2012 Summer | |
| Julio Arango | Swimming | 1964 Summer, 1968 Summer | |
| Mónica Arango | Artistic swimming | 2016 Summer, 2020 Summer | |
| Oscar Arango | Fencing | 1988 Summer | |
| Rogelio Arango | Road cycling | 1984 Summer | |
| Luis Aranguren | Venezuela | Boxing | 1952 Summer | |
| José Aranha | Brazil | Swimming | 1968 Summer, 1972 Summer | |
| Krystian Aranowski | Poland | Rowing | 2012 Summer, 2016 Summer | |
| Joana Arantes | Portugal | Swimming | 1992 Summer | |
| Marcos Arantes | Brazil | Rowing | 1988 Summer | |
| Rômulo Arantes | Swimming | 1972 Summer, 1976 Summer, 1980 Summer | |
| István Aranyos | Hungary | Artistic gymnastics | 1964 Summer, 1968 Summer | |
| Agustín Aranzábal | Spain | Football | 1996 Summer | |
| Jorge Aranzamendi [ Wikidata ] | Puerto Rico | Baseball | 1992 Summer | |
| Dani Aranzubia | Spain | Football | 2000 Summer | |
| René Araou | France | Rugby | 1924 Summer | |
| Dimitrios Araouzos | Cyprus | Athletics | 1984 Summer | |
| Kalliopi Araouzou | Greece | Marathon swimming | 2016 Summer | |
| Zhibek Arapbayeva | Kazakhstan | Freestyle skiing | 2010 Winter, 2014 Winter | |
| Mate Arapov | Croatia | Sailing | 2000 Summer, 2004 Summer | |
| Franjo Arapović | Yugoslavia, Croatia | Basketball | 1988 Summer, 1992 Summer | |
| Jacob Araptany | Uganda | Athletics | 2012 Summer, 2016 Summer | |
| Ion Arapu | Romania | Wrestling | 1972 Summer | |
| Muhammad Ben Aras | Pakistan | Athletics | 1952 Summer | |
| Linet Arasa | Kenya | Rugby sevens | 2016 Summer | |
| Tōru Arase | Japan | Water polo | 1972 Summer | |
| Yota Arase | Swimming | 2000 Summer | |
| Yukiya Arashiro | Road cycling | 2012 Summer, 2016 Summer, 2020 Summer, 2024 Summer | |
| Kristján Arason | Iceland | Handball | 1984 Summer, 1988 Summer | |
| Giulio Arata | Italy | Art competitions | 1936 Summer | |
| Yukie Arata | Japan | Swimming | 1932 Summer | |
| Enrique Arathoon | El Salvador | Sailing | 2016 Summer, 2020 Summer, 2024 Summer | |
| Magomedkhan Aratsilov | Soviet Union | Wrestling | 1980 Summer | |
| Adriana Araújo | Brazil | Boxing | 2012 Summer, 2016 Summer | |
| Alexandra Araújo | Italy | Water polo | 2004 Summer | |
| Altevir de Araújo | Brazil | Athletics | 1980 Summer | |
| Amanda Araújo | Rugby sevens | 2016 Summer | |
| Benjamin Araújo | Portugal | Wrestling | 1928 Summer | |
| Carolina Araujo | Mozambique | Swimming | 1988 Summer | |
| Edson de Araújo Jr. | Brazil | Sailing | 1996 Summer | |
| Eronilde de Araújo | Athletics | 1992 Summer, 1996 Summer, 2000 Summer | |
| Gaspar Araújo | Portugal | 2004 Summer | |
| João Araújo | Swimming | 2004 Summer | |
| Larissa Araújo | Brazil | Handball | 2020 Summer, 2024 Summer | |
| Márcio Araújo | Beach volleyball | 2004 Summer, 2008 Summer | |
| María Araújo | Spain | Basketball | 2024 Summer | |
| Martha Araújo | Colombia | Athletics | 2024 Summer | |
| Martinho de Araújo | Independent Olympians | Weightlifting | 2000 Summer | |
| Natália Araújo | Brazil | Volleyball | 2024 Summer | |
| Nazario Araújo | Argentina | Athletics | 1972 Summer | |
| Manuel Aravena | Chile | Road cycling | 1984 Summer | |
| Víctor Aravena | Athletics | 2016 Summer | |
| Athanasios Aravositas | Greece | Shooting | 1936 Summer, 1948 Summer, 1952 Summer | |
| Edward Araya | Chile | Athletics | 2012 Summer, 2016 Summer | |
| Karen Araya | Football | 2020 Summer | |
| Kazuo Araya | Japan | Nordic combined | 1972 Winter | |
| Pedro Araya | Chile | Basketball | 1952 Summer, 1956 Summer | |
| Yerko Araya | Athletics | 2012 Summer, 2016 Summer | |
| Hicham Arazi | Morocco | Tennis | 1996 Summer, 2004 Summer | |
| Rodica Arba | Romania | Rowing | 1980 Summer, 1984 Summer, 1988 Summer | |
| Khalil Arbaji | Syria | Shooting | 1980 Summer | |
| Pierre Arbaji | Lebanon | Sailing | 1960 Summer | |
| Pierre Arbaut | France | 1936 Summer | |
| Joaquín Arbe | Argentina | Athletics | 2020 Summer | |
| Fredy Arber | Switzerland | Track cycling | 1952 Summer | |
| Walther Arber | Field hockey | 1960 Summer | |
| Alexandre Arbez | France | Bobsleigh | 2002 Winter | |
| Maurice Arbez | Ski jumping | 1968 Winter | |
| Tess Arbez | Ireland | Alpine skiing | 2018 Winter, 2022 Winter | |
| Victor Arbez | France | Cross country skiing, Biathlon | 1956 Winter, 1960 Winter, 1964 Winter, 1968 Winter | |
| Hariyanto Arbi | Indonesia | Badminton | 1996 Summer | |
| Harald Arbin | Sweden | Diving | 1908 Summer, 1912 Summer | |
| Verónica Arbo | Argentina | Canoe sprint | 1988 Summer | |
| Émile Arbogast | France | Swimming | 1920 Summer | |
| Diego Arboleda | Colombia | Cycling BMX racing | 2024 Summer | |
| Odile Arboles-Souchon | France | Diving | 2000 Summer | |
| Jeffrey Arbon | Great Britain | 1988 Summer | |
| Eduard Arbós | Spain | Field hockey | 2008 Summer | |
| Jaime Arbós | 1972 Summer, 1976 Summer, 1980 Summer, 1984 Summer | |
| Juan Arbós | 1972 Summer, 1976 Summer, 1980 Summer, 1984 Summer | |
| Larry Arbuthnot | Canada | Luge | 1968 Winter, 1972 Winter, 1976 Winter | |
| Thomas Arbuthnott | New Zealand | Boxing | 1936 Summer | |
| Anđelija Arbutina | Yugoslavia | Basketball | 1988 Summer | |
| Janeth Arcain | Brazil | 1992 Summer, 1996 Summer, 2000 Summer, 2004 Summer | |
| Nicolas Arcales | Philippines | Wrestling | 1956 Summer | |
| Angela Arcangeli | Italy | Basketball | 1992 Summer | |
| Telemaco Arcangeli | Athletics | 1952 Summer | |
| Stéphane Arcangeloni | France | Ice hockey | 1994 Winter | |
| Ivo Arčanin | Yugoslavia | Swimming | 1924 Summer | |
| Geisa Arcanjo | Brazil | Athletics | 2012 Summer, 2016 Summer, 2020 Summer | |
| Bruno Arcari | Italy | Boxing | 1964 Summer | |
| Diego Arcay | Venezuela | Shooting | 1984 Summer | |
| Daniel Arce | Spain | Athletics | 2020 Summer, 2024 Summer | |
| Federico Arce | Mexico | Rowing | 1968 Summer | |
| Francisco Arce | Paraguay | Football | 1992 Summer | |
| Geraldine Arce | Nicaragua | Swimming | 2004 Summer | |
| Fernando Arcega | Spain | Basketball | 1984 Summer, 1988 Summer | |
| José Arcega | 1992 Summer | |
| María Arceo | Cuba | Softball | 2000 Summer | |
| Mariana Arceo | Mexico | Modern pentathlon | 2020 Summer, 2024 Summer | |
| Norberto Arceo | Philippines | Road cycling | 1964 Summer | |
| Shane Archbold | New Zealand | Track cycling | 2012 Summer | |
| Victor Archenoul | France | Equestrian dressage | 1900 Summer | |
| Alex Archer | Great Britain | Ice hockey | 1936 Winter | |
| Brenda Archer | Guyana | Athletics | 1960 Summer | |
| Carl Archer | Trinidad and Tobago | 1968 Summer | |
| David Archer | Great Britain | Field hockey | 1956 Summer | |
| Derek Archer | Trinidad and Tobago | Athletics | 1984 Summer | |
| Jack Archer | Great Britain | 1948 Summer | |
| Simon Archer | Badminton | 1996 Summer, 2000 Summer | |
| Patrice Archetto | Canada | Figure skating | 2002 Winter | |
| Anna Archibald | New Zealand | Alpine skiing | 1980 Winter | |
| Dave Archibald | Canada | Ice hockey | 1992 Winter | |
| Edward Archibald | Athletics | 1908 Summer | |
| Emanuel Archibald | Guyana | 2020 Summer, 2024 Summer | |
| Jeff Archibald | New Zealand | Field hockey | 1972 Summer, 1976 Summer, 1984 Summer | |
| Joan Archibald | Canada | Fencing | 1932 Summer | |
| Katie Archibald | Great Britain | Track cycling | 2016 Summer, 2020 Summer | |
| Nancy Archibald | Canada | Fencing | 1936 Summer | |
| Richard Archibald | Ireland | Rowing | 2004 Summer, 2008 Summer | |
| Robert Archibald | Great Britain | Basketball | 2012 Summer | |
| Ryan Archibald | New Zealand | Field hockey | 2008 Summer, 2012 Summer, 2016 Summer | |
| Franklin Archibold | Panama | Road cycling | 2024 Summer | |
| Koko Archibong | Nigeria | Basketball | 2012 Summer | |
| Elliot Archilla | Puerto Rico | Biathlon | 1988 Winter | |
| Angelo Arcidiacono | Italy | Fencing | 1976 Summer, 1984 Summer | |
| Isabella Arcila | Colombia | Swimming | 2016 Summer, 2020 Summer | |
| Santiago Arcila [ Wikidata ] | Archery | 2024 Summer | |
| Francisco Arcilla | Spain | Athletics | 2016 Summer | |
| Giulia Arcioni | Italy | 2008 Summer | |
| Walter Arciprete | Argentina | Swimming | 2000 Summer | |
| Mark Arcobello | United States | Ice hockey | 2018 Winter | |
| Luis Arcon | Venezuela | Boxing | 2016 Summer | |
| José Arconada | Spain | Athletics | 1992 Summer | |
| Luis Arconada | Football | 1976 Summer | |
| Felipe Arcos Pérez | Uruguay | Rugby sevens | 2024 Summer | |
| José Manuel Arcos | Spain | Athletics | 1996 Summer | |
| Paula Arcos | Handball | 2020 Summer, 2024 Summer | |
| Waldimiro Arcos | Cuba | Water polo | 1968 Summer | |
| Eugeniusz Arct | Poland | Art competitions | 1936 Summer | |
| Diego Ardao | Uruguay | Rugby sevens | 2024 Summer | |
| Valentina Ardean-Elisei | Romania | Handball | 2008 Summer, 2016 Summer | |
| Suzana Ardeleanu | Fencing | 1980 Summer | |
| Alice Arden | United States | Athletics | 1936 Summer | |
| Daphne Arden | Great Britain | 1964 Summer | |
| Silvia Arderíus | Spain | Handball | 2024 Summer | |
| Muhammad Rian Ardianto | Indonesia | Badminton | 2024 Summer | |
| Guy Ardilouze | France | Art competitions | 1948 Summer | |
| Dottie Ardina | Philippines | Golf | 2024 Summer | |
| Ingrida Ardišauskaitė | Lithuania | Cross country skiing | 2014 Winter | |
| Corrado Ardizzoni | Italy | Road cycling | 1936 Summer | |
| Suzanne Ardoin | France | Art competitions | 1924 Summer | |
| Camillo Arduino | Italy | Road cycling | 1920 Summer | |
| Jakob Arduser | Switzerland | Alpine skiing | 1960 Winter | |
| Alberto Areces | Spain | Shooting | 1992 Summer | |
| Prateep Areerob | Thailand | Sailing | 1964 Summer | |
| Fouad Aref | Syria | Football | 1980 Summer | |
| Artyom Arefyev [ Wikidata ] | Russian Olympic Committee | Speed skating | 2022 Winter | |
| Abeba Aregawi | Ethiopia | Athletics | 2012 Summer | |
| Berihu Aregawi | 2020 Summer, 2024 Summer | |
| António Areia | Portugal | Handball | 2020 Summer | |
| Antti Arell | Finland | Rowing | 1952 Summer | |
| Fidel Arellano | Mexico | Wrestling | 1932 Summer | |
| Jesús Arellano | Football | 1996 Summer | |
| Marla Fernanda Arellano [ Wikidata ] | Artistic swimming | 2024 Summer | |
| Miguel Arellano | Basketball | 1964 Summer, 1968 Summer | |
| Raúl Arellano | Football | 1964 Summer | |
| Carlos Arena | Swimming | 1996 Summer | |
| Gildo Arena | Italy | Water polo | 1948 Summer, 1952 Summer | |
| Walter Arena | Athletics | 1992 Summer | |
| Gudrun Arenander | Sweden | 1948 Summer | |
| Eric Arenas | Peru | Canoe slalom | 1992 Summer | |
| Julio Arenas | Spain | Athletics | 2024 Summer | |
| Sandra Arenas | Colombia | 2012 Summer, 2016 Summer, 2020 Summer, 2024 Summer | |
| Vanesa Arenas | Spain | Judo | 2000 Summer | |
| Gregorio Aldo Arencibia | Cuba | Road cycling, Track cycling | 1972 Summer, 1976 Summer, 1980 Summer | |
| Humberto Arencibia | Wrestling | 2012 Summer | |
| Yenima Arencibia | Athletics | 2008 Summer | |
| Yordanis Arencibia | Judo | 2000 Summer, 2004 Summer, 2008 Summer | |
| Dieter Arend | Germany | Rowing | 1936 Summer | |
| Jacco Arends | Netherlands | Badminton | 2016 Summer | |
| Kurt-Lee Arendse | South Africa | Rugby sevens | 2020 Summer | |
| Adrian Arendt | Romania | Sailing | 1980 Summer | |
| Fernande Arendt | Belgium | Tennis | 1920 Summer | |
| Gisela Arendt | Germany | Swimming | 1936 Summer, 1952 Summer | |
| Heinz Arendt | 1936 Summer | |
| Helga Arendt | West Germany | Athletics | 1988 Summer | |
| Isabelle Arène | France | Diving | 1980 Summer | |
| Josette Arène | Swimming | 1948 Summer, 1952 Summer | |
| Bárbara Arenhart | Brazil | Handball | 2016 Summer, 2020 Summer | |
| Jørgen Arenholt | Denmark | Tennis | 1912 Summer | |
| Frank Arens | Belgium | Shooting | 1984 Summer, 1988 Summer | |
| Maarten Arens | Netherlands | Judo | 2000 Summer | |
| Mareks Ārents | Latvia | Athletics | 2012 Summer, 2016 Summer | |
| Bjarne Arentz | Norway | Alpine skiing | 1948 Winter | |
| Charles Arentz | Sailing | 1920 Summer | |
| Xavier Areny | Andorra | Alpine skiing | 1976 Winter | |
| Jésus Arenzana | France | Wrestling | 1948 Summer | |
| Blanca Ares | Spain | Basketball | 1992 Summer | |
| Franco Arese | Italy | Athletics | 1968 Summer, 1972 Summer | |
| Pietro Arese | 2024 Summer | |
| Kell Areskoug | Sweden | 1932 Summer, 1936 Summer | |
| Alexandros Aresti | Cyprus | Swimming | 2000 Summer, 2004 Summer | |
| Neofitos Aresti | Judo | 1980 Summer | |
| Luis Felipe Areta | Spain | Athletics | 1960 Summer, 1964 Summer, 1968 Summer | |
| Paul Arets | Belgium | Artistic gymnastics | 1920 Summer | |
| Thomas Aretz | West Germany | Swimming | 1968 Summer, 1972 Summer | |
| Alberto Arévalo | Spain | Diving | 2020 Summer | |
| Alfredo Arévalo | Guatemala | Athletics | 2004 Summer, 2008 Summer | |
| Carlos Arévalo | Spain | Canoe sprint | 2020 Summer, 2024 Summer | |
| Egidio Arévalo | Uruguay | Football | 2012 Summer | |
| Éider Arévalo | Colombia | Athletics | 2012 Summer, 2016 Summer, 2020 Summer | |
| Jimmy Arévalo | Ecuador | Judo | 1980 Summer, 1984 Summer | |
| Rafael Arévalo | El Salvador | Tennis | 2008 Summer | |
| Samantha Arévalo | Ecuador | Swimming, Marathon swimming | 2012 Summer, 2016 Summer, 2020 Summer | |
| Milan Arežina | Yugoslavia | Rowing | 1980 Summer | |
| Fares Arfa | Canada | Fencing | 2024 Summer | |
| Caroline Arft | Germany | Canoe sprint | 2020 Summer | |
| Luc Argand | Switzerland | Sailing | 1972 Summer | |
| Georg Argast | Wrestling | 1936 Summer | |
| Luis Argel | Argentina | Biathlon, Cross country skiing | 1988 Winter, 1992 Winter | |
| Francisco Argemí | Spain | Field hockey | 1928 Summer | |
| Raymond Argentin | France | Canoe sprint | 1948 Summer | |
| Valentino Argento | Italy | Fencing | 1924 Summer | |
| Alessandro Argenton | Equestrian eventing | 1960 Summer, 1964 Summer, 1968 Summer, 1972 Summer, 1976 Summer | |
| Anésio Argenton | Brazil | Track cycling | 1956 Summer, 1960 Summer | |
| Simona Arghir-Sandu | Romania | Handball | 1976 Summer | |
| Anton Arghira | Wrestling | 1992 Summer, 1996 Summer | |
| Alexeis Argilagos | Cuba | Volleyball | 2000 Summer | |
| Joahnys Argilagos | Boxing | 2016 Summer | |
| Cécile Argiolas | France | Fencing | 2004 Summer | |
| Georgios Argiropoulos | Greece | Athletics | 2004 Summer | |
| Petar Argirov | Bulgaria | Football | 1952 Summer | |
| Edwin Argo | United States | Equestrian eventing | 1932 Summer | |
| Artyom Argokov | Kazakhstan | Ice hockey | 2006 Winter | |
| Agustín Argote | Spain | Boxing | 1948 Summer | |
| Kléber Argouac'h | France | Athletics | 1920 Summer | |
| Clifford Argue | United States | 1924 Summer | |
| Betzabeth Argüello | Venezuela | Wrestling | 2016 Summer, 2024 Summer | |
| Juan Argüello | Nicaragua | Athletics | 1968 Summer | |
| Ricardo Arguello | Mexico | 1932 Summer | |
| Stylianos Argyropoulos | Greece | Water polo | 2020 Summer, 2024 Summer | |
| Mihails Arhipovs | Latvia | Bobsleigh | 2006 Winter, 2010 Winter | |
| Alphonse Aria | France | Wrestling | 1928 Summer | |
| Yeni Arias | Colombia | Boxing | 2020 Summer, 2024 Summer | |
| I Ketut Ariana | Indonesia | Weightlifting | 2016 Summer | |
| Hassan Arianfard | Iran | Road cycling | 1976 Summer | |
| Antonius Ariantho | Indonesia | Badminton | 1996 Summer | |
| Juan Carlos Arias Acosta | Colombia | Road cycling, Cycling mountain bike | 1988 Summer, 1996 Summer | |
| Alexis Arias | Cuba | Rowing | 1996 Summer | |
| Bernardo Arias | Peru | Road cycling | 1972 Summer | |
| Cándida Arias | Dominican Republic | Volleyball | 2012 Summer, 2024 Summer | |
| Carolina Arias | Colombia | Football | 2016 Summer, 2024 Summer | |
| Daniela Arias | 2024 Summer | |
| Diego Arias | Cycling mountain bike | 2024 Summer | |
| Gabriel Arias | Dominican Republic | Baseball | 2020 Summer | |
| Ismely Arias | Cuba | Archery | 2000 Summer | |
| Jhon Arias | Colombia | Cycling mountain bike | 1996 Summer | |
| Jorge Arias | Peru | Swimming | 1996 Summer | |
| José Arias | Spain | Alpine skiing | 1948 Winter | |
| Kellys Arias | Colombia | Athletics | 2016 Summer | |
| Luis Arias | Spain | Alpine skiing | 1952 Winter, 1956 Winter, 1960 Winter | |
| Luis Arias | Venezuela | Volleyball | 2020 Summer | |
| Nataly Arias | Colombia | Football | 2012 Summer, 2016 Summer | |
| Pol Arias | Andorra | Swimming | 2016 Summer | |
| Ramón Arias | Uruguay | Football | 2012 Summer | |
| Wellington Arias | Dominican Republic | Boxing | 2012 Summer | |
| Ferhat Arıcan | Turkey | Artistic gymnastics | 2016 Summer, 2020 Summer, 2024 Summer | |
| Fikret Arıcan | Football | 1936 Summer | |
| Mark Arie | United States | Shooting | 1920 Summer | |
| Gideon Ariel | Israel | Athletics | 1960 Summer, 1964 Summer | |
| Luigi Arienti | Italy | Track cycling | 1960 Summer | |
| Hussain Arif | Pakistan | Athletics | 1992 Summer | |
| Achad Arifin | Indonesia | Football | 1956 Summer | |
| Jean-Claude Arifon | France | Athletics | 1948 Summer | |
| Liliana Arigoni | Argentina | 1984 Summer | |
| Okyanus Arıkan | Turkey | Sailing | 2020 Summer | |
| Polat Kemboi Arıkan | Athletics | 2012 Summer, 2016 Summer, 2020 Summer | |
| Saim Arıkan | Wrestling | 1928 Summer, 1936 Summer | |
| Yumi Arima | Japan | Water polo | 2020 Summer | |
| Thomas Arimi | Ghana | Boxing | 1964 Summer | |
| Yosuke Arimitsu | Japan | Diving | 1964 Summer, 1968 Summer | |
| Yuko Arimori | Athletics | 1992 Summer, 1996 Summer | |
| Hikoroku Arimoto | Artistic gymnastics | 1936 Summer | |
| Shuji Arinaga | Handball | 1972 Summer | |
| Yoshiharu Arino | Short track speed skating | 2006 Winter | |
| Roberto Arioldi | Italy | Equestrian jumping | 2004 Summer | |
| Valerie Arioto | United States | Softball | 2020 Summer | |
| Magomed Aripgadjiev | Azerbaijan, Belarus | Boxing | 2000 Summer, 2004 Summer | |
| Dilshod Aripov | Uzbekistan | Wrestling | 2000 Summer, 2008 Summer | |
| Alessia Arisi | Italy | Table tennis | 1992 Summer, 1996 Summer | |
| Pedro Arispe | Uruguay | Football | 1924 Summer, 1928 Summer | |
| Anton Aristarkhov | Russian Olympic Committee | Shooting | 2020 Summer | |
| José Aristegui | Spain | Rowing | 1960 Summer | |
| Víctor Aristizábal | Colombia | Football | 1992 Summer | |
| Lina Aristodimou | Cyprus | Alpine skiing | 1980 Winter, 1984 Winter | |
| Sokratis Aristodimou | 1988 Winter, 1992 Winter | |
| Alexandra Aristoteli | Australia | Rhythmic gymnastics | 2020 Summer | |
| Yury Aristov | Uzbekistan | Athletics | 1996 Summer | |
| Francisco Aristu [ Wikidata ] | Spain | Baseball | 1992 Summer | |
| Rutger Arisz | Netherlands | Rowing | 1992 Summer | |
| Ramil Aritkulov | Russia | Athletics | 2004 Summer | |
| Francisco Aritmendi | Spain | 1964 Summer | |
| Dashzevgiin Ariunaa | Mongolia | Artistic gymnastics | 1980 Summer | |
| Enkhtaivany Ariunbold | Judo | 2024 Summer | |
| Ariunsanaagiin Enkhtuul | Cross country skiing | 2022 Winter | |
| Supanat Ariyamongkol | Thailand | Athletics | 1972 Summer | |
| Surapong Ariyamongkol | 1972 Summer | |
| Natalia Ariza | Colombia | Football | 2012 Summer | |
| Óscar Ariza | Venezuela | Diving | 2020 Summer | |
| Tatiana Ariza | Colombia | Football | 2012 Summer, 2016 Summer | |
| Wilma Arizapana | Peru | Athletics | 2012 Summer | |
| Trino Arizcorreta | Spain | Football | 1928 Summer | |
| Mohamed Arjaoui | Morocco | Boxing | 2008 Summer, 2012 Summer, 2016 Summer | |
| William Arjona | Brazil | Volleyball | 2016 Summer | |
| Boonsong Arjtaweekul | Thailand | Athletics | 1960 Summer | |
| Taweesit Arjtaweekul | 1964 Summer | |
| Gogita Arkania | Georgia | Karate | 2020 Summer | |
| Simon Arkell | Australia | Athletics | 1992 Summer, 1996 Summer | |
| Andrey Arkhipov | Soviet Union | Rowing | 1956 Summer | |
| Dmitry Arkhipov | Russia | Freestyle skiing | 2002 Winter | |
| Evgeny Arkhipov | Curling | 2014 Winter | |
| Anna Arkhipova | Basketball | 2000 Summer, 2004 Summer | |
| Lazaros Arkhontopoulos | Greece | Alpine skiing | 1980 Winter, 1984 Winter | |
| Gregory Arkhurst | Ivory Coast | Swimming | 2000 Summer, 2004 Summer | |
| Vadym Arkhypchuk | Soviet Union | Athletics | 1960 Summer, 1964 Summer | |
| Vasyl Arkhypenko | 1980 Summer | |
| Konstantinos Arkoudeas | Greece | Wrestling | 1992 Summer, 2004 Summer | |
| Fernando Arlete | Guinea-Bissau | Athletics | 1996 Summer | |
| Fernando Arlete | 2000 Summer | |
| Bernard Arlin | France | Field hockey | 1968 Summer | |
| Georges Arlin | 1928 Summer | |
| Jacques d'Arlincourt | Equestrian driving | 1900 Summer | |
| Catherine Arlove | Australia | Judo | 2000 Summer, 2004 Summer, 2008 Summer | |
| Vyninka Arlow | Diving | 1992 Summer, 1996 Summer | |
| Friederike Arlt | Germany | Rhythmic gymnastics | 2000 Summer | |
| Maike Arlt | East Germany | Volleyball | 1988 Summer | |
| Tobias Arlt | Germany | Luge | 2014 Winter, 2018 Winter, 2022 Winter | |
| Grace Armah | Ghana | Athletics | 1984 Summer | |
| Cihat Arman | Turkey | Football | 1936 Summer, 1948 Summer | |
| Sebastiano Arman | Italy | Curling | 2022 Winter | |
| Édouard Armand | Haiti | Athletics | 1924 Summer | |
| Daniel Armand-Delille | France | Bobsleigh | 1932 Winter | |
| Rushdy Armanios | Egypt | Boxing | 1984 Summer | |
| Carl Årmann | Sweden | Modern pentathlon | 1924 Summer | |
| Mario Armano | Italy | Bobsleigh | 1968 Winter, 1972 Winter | |
| Manuel Armanqué | Spain | Water polo | 1920 Summer | |
| Lizzie Armanto | Finland | Skateboarding | 2020 Summer | |
| Alina Armas | Namibia | Athletics | 2016 Summer | |
| José de Armas | Venezuela | Tennis | 2000 Summer | |
| Juan de Armas | Uruguay | Track cycling | 1948 Summer, 1952 Summer | |
| Kevin de Armas [ Wikidata ] | Cuba | Wrestling | 2024 Summer | |
| Mario de Armas | Shooting | 1952 Summer | |
| Dumitru Armășel | Romania | Rugby | 1924 Summer | |
| Mihaela Armășescu | Rowing | 1984 Summer, 1988 Summer | |
| Barbara Armbrust | Canada | 1984 Summer | |
| Ben Armbruster | Australia | Swimming | 2024 Summer | |
| Luca Armbruster [ Wikidata ] | Germany | 2024 Summer | |
| Stefan Armbruster | West Germany | Rowing | 1968 Summer | |
| Eduardo Armella | Argentina | Shooting | 1964 Summer | |
| Pedro Armella | 1960 Summer | |
| Romina Armellini | Italy | Swimming | 2008 Summer | |
| Egidio Armelloni | Artistic gymnastics | 1936 Summer, 1948 Summer | |
| Margarita Armengol | Spain | Swimming | 1980 Summer | |
| Jaime Armengold | Field hockey | 1988 Summer | |
| Marie-Thérèse Armentero | Switzerland | Swimming | 1984 Summer, 1988 Summer | |
| José Armenteros | Cuba | Judo | 2016 Summer | |
| Gustaf Armgarth | Sweden | Fencing | 1912 Summer | |
| Fernando Armiñán | Spain | Alpine skiing | 1948 Winter | |
| Elle Armit | Australia | Water polo | 2020 Summer, 2024 Summer | |
| Josh Armit [ Wikidata ] | New Zealand | Sailing | 2024 Summer | |
| Ethel Armitage | Great Britain | Archery | 1908 Summer | |
| Heather Armitage | Athletics | 1952 Summer, 1956 Summer | |
| Megan Armitage | Ireland | Road cycling | 2024 Summer | |
| Norman Armitage | United States | Fencing | 1928 Summer, 1932 Summer, 1936 Summer, 1948 Summer, 1952 Summer, 1956 Summer | |
| Regyna Armonas | Canada | Volleyball | 1976 Summer | |
| George Denholm Armour | Great Britain | Art competitions | 1928 Summer, 1932 Summer, 1948 Summer | |
| John Taylor Arms | United States | 1932 Summer | |
| Michael Arms | New Zealand | Rowing | 2012 Summer | |
| Ray Armstead | United States | Athletics | 1984 Summer | |
| Aaron Armstrong | Trinidad and Tobago | 2008 Summer | |
| Ainsley Armstrong | 1972 Summer, 1976 Summer | |
| Beatrice Armstrong | Great Britain | Diving | 1920 Summer, 1924 Summer | |
| Charles Armstrong | United States | Rowing | 1904 Summer | |
| Davey Armstrong | Boxing | 1972 Summer, 1976 Summer | |
| David Armstrong | Great Britain | Bobsleigh | 1988 Winter, 1992 Winter | |
| Debbie Armstrong | United States | Alpine skiing | 1984 Winter, 1988 Winter | |
| Debra Armstrong | Athletics | 1972 Summer, 1976 Summer | |
| Desmond Armstrong | Football | 1988 Summer | |
| Duncan Armstrong | Australia | Swimming | 1988 Summer, 1992 Summer | |
| Dylan Armstrong | Canada | Athletics | 2008 Summer, 2012 Summer | |
| Elizabeth Armstrong | United States | Water polo | 2008 Summer, 2012 Summer | |
| Emily Armstrong | Canada | Artistic swimming | 2020 Summer | |
| Gary Armstrong | Great Britain | Athletics | 1972 Summer | |
| Hunter Armstrong | United States | Swimming | 2020 Summer, 2024 Summer | |
| Ivan Armstrong | New Zealand | Field hockey | 1956 Summer | |
| Jenny Armstrong | New Zealand, Australia | Sailing | 1992 Summer, 2000 Summer, 2004 Summer | |
| Jerry Armstrong | United States | Boxing | 1960 Summer | |
| Jim Armstrong | Australia | Wrestling | 1948 Summer | |
| Ken Armstrong | Canada | Diving | 1976 Summer | |
| Kristin Armstrong | United States | Road cycling | 2004 Summer, 2008 Summer, 2012 Summer, 2016 Summer | |
| Lance Armstrong | 1992 Summer, 1996 Summer, 2000 Summer | |
| Laurence Armstrong | Canada | Athletics | 1924 Summer | |
| Robin Armstrong | New Zealand | Alpine skiing | 1976 Winter | |
| Sheila Armstrong | United States | Fencing | 1976 Summer | |
| Tate Armstrong | Basketball | 1976 Summer | |
| Shirley Armstrong | Ireland | Fencing | 1960 Summer | |
| Gottfried Arn | Switzerland | Wrestling | 1936 Summer | |
| Gréta Arn | Hungary | Tennis | 2008 Summer | |
| Neslihan Arın | Turkey | Badminton | 2012 Summer, 2020 Summer, 2024 Summer | |
| Þórdís Árnadóttir | Iceland | Swimming | 1948 Summer | |
| Claude Arnaiz | France | Boxing | 1952 Summer | |
| Mariana Arnal | Argentina | Field hockey | 1996 Summer | |
| Rafael Arnal | Venezuela | Shooting | 1952 Summer | |
| Matteo Arnaldi | Italy | Tennis | 2024 Summer | |
| Arnaldo | Brazil | Football | 1968 Summer | |
| Daniel Arnamnart | Australia | Swimming | 2012 Summer | |
| Guðrún Arnardóttir | Iceland | Athletics | 1996 Summer, 2000 Summer | |
| Örn Arnarson | Swimming | 2000 Summer, 2004 Summer, 2008 Summer | |
| Árni Már Árnason | 2008 Summer, 2012 Summer | |
| Árni Þór Árnason | Alpine skiing | 1984 Winter | |
| Ana Arnau | Spain | Rhythmic gymnastics | 2024 Summer | |
| Javier Arnau | Field hockey | 1992 Summer, 1996 Summer, 2000 Summer | |
| Jordi Arnau | 1996 Summer | |
| Catherine Arnaud | France | Judo | 1992 Summer | |
| Henri Arnaud | Athletics | 1912 Summer | |
| Victoire Arnaud [ Wikidata ] | Field hockey | 2024 Summer | |
| Pierre Arnaudin | Athletics | 1924 Summer, 1928 Summer | |
| Tsanko Arnaudov | Portugal | 2016 Summer, 2024 Summer | |
| Adri Arnaus | Spain | Golf | 2020 Summer | |
| Răzvan Arnăut | Romania | Wrestling | 2024 Summer | |
| Zlatan Arnautović | Yugoslavia | Handball | 1980 Summer, 1984 Summer | |
| Göran Arnberg | Sweden | Football | 1988 Summer | |
| Bernardo Arndt | Brazil | Sailing | 1988 Summer, 1992 Summer, 2004 Summer | |
| Erich Arndt | Germany | Track cycling | 1936 Summer | |
| Eva Arndt | Denmark | Swimming | 1936 Summer, 1948 Summer | |
| Horst Arndt | Germany | Rowing | 1956 Summer | |
| Jirka Arndt | Athletics | 2000 Summer | |
| Judith Arndt | Track cycling, Road cycling | 1996 Summer, 2000 Summer, 2004 Summer, 2008 Summer, 2012 Summer | |
| Maria Arndt | Poland | Athletics | 1952 Summer | |
| Marina Arndt [ Wikidata ] | Brazil | Sailing | 2024 Summer | |
| Maximilian Arndt | Germany | Bobsleigh | 2014 Winter | |
| Nikias Arndt | Road cycling | 2020 Summer | |
| Reinhardt Arndt | East Germany | Judo | 1980 Summer | |
| Jean Arné | France | Rowing | 1912 Summer | |
| Tor Arneberg | Norway | Sailing | 1952 Summer | |
| Matthew Arneborg | British Virgin Islands | 1988 Summer | |
| Raul Arnemann | Soviet Union | Rowing | 1976 Summer | |
| Gojko Arneri | Yugoslavia | Swimming | 1960 Summer | |
| Christian Arnesen | Norway | Wrestling | 1912 Summer | |
| Lasse Arnesen | Alpine skiing | 1992 Winter | |
| Marvin Arneson | Canada | Boxing | 1968 Summer | |
| Lorenza Arnetoli | Italy | Basketball | 1996 Summer | |
| Jay Arnette | United States | 1960 Summer | |
| Edith Arnheim | Sweden | Tennis | 1912 Summer | |
| Albert Arnheiter | Germany | Rowing | 1912 Summer | |
| Vegard Arnhoff | Norway | Sailing | 2000 Summer | |
| Mirella Arnhold | Brazil | Alpine skiing | 2002 Winter, 2006 Winter | |
| Thomas Arnold | Great Britain | Bobsleigh | 1924 Winter | |
| Andreas Arnold | Austria | 1964 Winter | |
| Clemens Arnold | Germany | Field hockey | 2000 Summer, 2004 Summer | |
| Djenyfer Arnold [ Wikidata ] | Brazil | Triathlon | 2024 Summer | |
| Donald Arnold | Canada | Rowing | 1956 Summer, 1960 Summer | |
| Eddie Arnold | Great Britain | Artistic gymnastics | 1972 Summer | |
| Elizabeth Arnold | Swimming | 1992 Summer | |
| Erwin Arnold | Austria | Bobsleigh | 1998 Winter | |
| Graham Arnold | Australia | Football | 1988 Summer | |
| Karl Arnold | Germany, East Germany | Weightlifting | 1964 Summer, 1968 Summer | |
| Landis Arnold | United States | Ski jumping | 1984 Winter | |
| Mackenzie Arnold | Australia | Football | 2016 Summer, 2024 Summer | |
| Marcel Arnold | Switzerland | Athletics | 1984 Summer | |
| Marie-Cathérine Arnold | Germany | Rowing | 2016 Summer | |
| Maximilian Arnold | Football | 2020 Summer | |
| Scott Arnold | Australia | Fencing | 1992 Summer | |
| Stephanie Arnold | United States | Archery | 2004 Summer | |
| Virginie Arnold | France | 2008 Summer | |
| Werner Arnold | Germany | Weightlifting | 1960 Summer | |
| Yvonne Arnold | Great Britain | Artistic gymnastics | 1972 Summer | |
| Adriano Arnoldo [ Wikidata ] | Italy | Tug of war | 1920 Summer | |
| Alice Arnott | Australia | Field hockey | 2024 Summer | |
| Bob Arnott | Alpine skiing | 1952 Winter | |
| Pascal Arnou | France | Weightlifting | 1988 Summer, 1992 Summer | |
| Cesar Arnouk [ Wikidata ] | Lebanon | Alpine skiing | 2022 Winter | |
| Isabelle Arnould | Belgium | Swimming | 1988 Summer, 1992 Summer | |
| Jean-Marie Arnould | 1988 Summer | |
| Kevin Arnould | France | Nordic combined | 2002 Winter | |
| Fernand Arnout | Weightlifting | 1920 Summer, 1928 Summer | |
| Jacques Arnoux | Athletics | 1960 Summer | |
| Marcel Arntz | Netherlands | Cycling mountain bike | 1996 Summer | |
| Carlos Aro | Argentina | Boxing | 1960 Summer | |
| Helle Aro | Finland | Athletics | 1992 Summer | |
| Toivo Aro | Diving | 1908 Summer, 1912 Summer | |
| Pedro Aroche | Mexico | Athletics | 1972 Summer | |
| Muslim Arogundade | Nigeria | 1952 Summer | |
| Aldo Mario Aroldi | Italy | Art competitions | 1936 Summer | |
| Sarce Aronggear | Indonesia | Canoe sprint | 2004 Summer | |
| Antonios Aronis | Greece | Water polo | 1980 Summer, 1984 Summer, 1988 Summer | |
| Felix Aronovich | Israel | Artistic gymnastics | 2012 Summer | |
| Walter Aronsson | Sweden | Bobsleigh | 1956 Winter, 1964 Winter | |
| Hanna Aronsson Elfman | Alpine skiing | 2022 Winter | |
| Ivar Aronsson | Rowing | 1956 Summer | |
| Maria Aronsson | Football | 2008 Summer | |
| Justin Arop | Uganda | Athletics | 1980 Summer, 1984 Summer, 1988 Summer | |
| Marco Arop | Canada | 2020 Summer, 2024 Summer | |
| Marcela Arounian | Brazil | Handball | 2024 Summer | |
| Abdessalem Arous | Tunisia | Judo | 2000 Summer | |
| Julius Edgar Arp | Brazil | Swimming | 1936 Summer | |
| Oreste Arpè [ Wikidata ] | Italy | Wrestling | 1912 Summer | |
| Marie Luc Arpin | Canada | Water polo | 2000 Summer, 2004 Summer | |
| Michel Arpin | France | Alpine skiing | 1964 Winter | |
| Paul Arpin | Athletics | 1988 Summer | |
| René Arpin | Biathlon | 1972 Winter, 1976 Winter | |
| Marco Arpino | Italy | Fencing | 1992 Summer, 1996 Summer | |
| Rodolfo Arpon | Philippines | Boxing | 1964 Summer, 1968 Summer | |
| José Javier Arqués | Spain | Athletics | 1984 Summer, 1988 Summer, 1992 Summer | |
| Andrés Arraez | Venezuela | Swimming | 1976 Summer | |
| Miguel Arraiolos | Portugal | Triathlon | 2016 Summer | |
| Hugo Miguel Arrambide | Argentina | Equestrian jumping | 1964 Summer, 1972 Summer | |
| Mario Arranz | Spain | Rowing | 2004 Summer | |
| Paloma Arranz | Handball | 1992 Summer | |
| Pablo Arrarte | Sailing | 2004 Summer | |
| Mariano Arrate | Football | 1920 Summer | |
| Pablo Arraya | Peru | Tennis | 1992 Summer | |
| Tania Arrayales | Mexico | Fencing | 2016 Summer | |
| Armando Arrechavaleta | Cuba | Rowing | 2004 Summer | |
| Hernando Arrechea | Colombia | Athletics | 1968 Summer | |
| Édgar Arredondo | Mexico | Baseball | 2020 Summer | |
| Luis Arredondo | Judo | 1972 Summer | |
| Nicolás Arredondo | Boxing | 1976 Summer | |
| René Arredondo | Judo | 1964 Summer | |
| Rojelio Arredondo | United States | Shooting | 1988 Summer | |
| Sonia Arredondo | Mexico | Fencing | 1968 Summer | |
| Mohammad Arref | Afghanistan | Wrestling | 1972 Summer | |
| Brian Arregui | Argentina | Boxing | 2020 Summer | |
| Juan Arremón | Uruguay | Football | 1928 Summer | |
| Juana Arrendel | Dominican Republic | Athletics | 1996 Summer, 2004 Summer | |
| Jordi Arrese | Spain | Tennis | 1992 Summer | |
| Ayuk Otay Arrey Sophina | Cameroon | Judo | 2020 Summer | |
| Niklas Arrhenius | Sweden | Athletics | 2008 Summer | |
| Valerio Arri | Italy | 1920 Summer | |
| Marcia Arriaga | Mexico | Swimming | 1968 Summer, 1972 Summer | |
| Marcelo Arriagada | Chile | Track cycling, Road cycling | 1996 Summer, 2004 Summer | |
| Marco Arriagada | Track cycling | 1996 Summer, 2004 Summer, 2008 Summer | |
| Álvaro de Arriba | Spain | Athletics | 2016 Summer | |
| Igone Arribas | Rhythmic gymnastics | 2000 Summer | |
| Yesica Arrien | Argentina | Football | 2008 Summer | |
| Arquímedes Arrieta | Uruguay | Boxing | 1936 Summer | |
| Jairo Arrieta | Costa Rica | Football | 2004 Summer | |
| Jake Arrieta | United States | Baseball | 2008 Summer | |
| Valentina Arrighetti | Italy | Volleyball | 2012 Summer | |
| Eduardo Arrillaga | Mexico | Rowing | 1984 Summer, 1992 Summer | |
| Jorge Arripe | Argentina | 1952 Summer | |
| Morgan Arritola | United States | Cross country skiing | 2010 Winter | |
| Miguel Arrobas | Portugal | Swimming | 1992 Summer | |
| Rolando Arrojo | Cuba | Baseball | 1992 Summer | |
| Nicole Arrold | Australia | Field hockey | 2004 Summer, 2008 Summer | |
| Christine Arron | France | Athletics | 2000 Summer, 2004 Summer, 2008 Summer | |
| Inés Arrondo | Argentina | Field hockey | 2000 Summer, 2004 Summer | |
| Chris Arrowsmith | Great Britain | Canoe slalom | 1992 Summer | |
| Andrés Arroyo | Puerto Rico | Athletics | 2016 Summer, 2020 Summer | |
| Angel Arroyo | Weightlifting | 1988 Summer | |
| Antonio Arroyo | Spain | Swimming | 2016 Summer | |
| Carlos Arroyo | Puerto Rico | Basketball | 2004 Summer | |
| Eduardo Arroyo | Bolivia | Shooting | 1972 Summer | |
| Gabriel Arroyo | Argentina | Volleyball | 2012 Summer | |
| Gavin Arroyo | United States | Water polo | 1996 Summer, 2000 Summer | |
| Harold Arroyo | Puerto Rico | Boxing | 1988 Summer | |
| Héctor Arroyo | 1988 Summer | |
| Jarod Arroyo | Swimming | 2020 Summer | |
| Jorge Arroyo | Ecuador | Weightlifting | 2012 Summer | |
| Juan Arroyo | Venezuela | Road cycling | 1980 Summer | |
| McJoe Arroyo | Puerto Rico | Boxing | 2008 Summer | |
| McWilliams Arroyo | 2008 Summer | |
| Miguel Arroyo | Cuba | Artistic gymnastics | 1980 Summer | |
| Omar Arroyo | Costa Rica | Football | 1980 Summer | |
| Renata Arruda | Brazil | Handball | 2020 Summer, 2024 Summer | |
| Christian Arrue | United States | Track cycling | 2000 Summer | |
| Francisco Arrué | Chile | Football | 2000 Summer | |
| Erdoğan Arsal | Turkey | Sailing | 1964 Summer | |
| Israil Arsamakov | Soviet Union | Weightlifting | 1988 Summer | |
| Hayri Arsebük | Turkey | Basketball | 1936 Summer | |
| Nicolás Arsel | Argentina | Alpine skiing | 2002 Winter | |
| Vicente Arsenal | Philippines | Boxing | 1972 Summer | |
| Lise Arsenault | Canada | Artistic gymnastics | 1972 Summer, 1976 Summer | |
| Samantha Arsenault | United States | Swimming | 2000 Summer | |
| Milorad Arsenijević | Yugoslavia | Football | 1928 Summer | |
| Galina Arsenkina | Russian Olympic Committee | Curling | 2018 Winter, 2022 Winter | |
| Boris Arsenyev [ Wikidata ] | Russia | Fencing | 1912 Summer | |
| Heather Arseth | Mauritius | Swimming | 2012 Summer, 2016 Summer | |
| Rıza Arseven | Turkey | Fencing | 1948 Summer | |
| Tommy Arshansky | Israel | Judo | 2012 Summer | |
| Jovana Arsić | Serbia | Rowing | 2020 Summer, 2024 Summer | |
| Andreea Arsine | Romania | Athletics | 2016 Summer | |
| Yasin Arslan | Turkey | Weightlifting | 2000 Summer | |
| Abas Arslanagić | Yugoslavia | Handball | 1972 Summer, 1976 Summer | |
| Armen Arslanian | Lebanon | Road cycling | 1992 Summer | |
| Sirop Arslanian | 1984 Summer | |
| Andrea Arsović | Serbia | Shooting | 2012 Summer, 2016 Summer, 2020 Summer | |
| Gustavo Artacho | Argentina | Road cycling | 1996 Summer | |
| Mariafe Artacho del Solar | Australia | Beach volleyball | 2016 Summer, 2020 Summer, 2024 Summer | |
| Tömöriin Artag | Mongolia | Wrestling | 1968 Summer, 1972 Summer | |
| Estanislao Artal | Spain | Swimming | 1928 Summer | |
| Elena Artamendi | Artistic gymnastics | 1960 Summer | |
| Montserrat Artamendi | 1960 Summer | |
| Mikhail Artamonov | Russian Olympic Committee | Taekwondo | 2020 Summer | |
| Olga Artamonova | Kyrgyzstan | Judo | 2000 Summer | |
| Soňa Artamonova | Czech Republic | Artistic gymnastics | 2024 Summer | |
| Todor Artarski | Bulgaria | Athletics | 1960 Summer | |
| Bakhtiyar Artayev | Kazakhstan | Boxing | 2004 Summer, 2008 Summer | |
| Gabriel Arteaga | Cuba | Judo | 2000 Summer, 2004 Summer | |
| Mario Arteaga | Mexico | Football | 1992 Summer | |
| Mauricio Arteaga | Ecuador | Athletics | 2012 Summer, 2016 Summer | |
| Alejandro Arteche | Spain | Boxing | 1948 Summer | |
| José María, Count de Arteche | Sailing | 1928 Summer | |
| José Artecona | Puerto Rico | Shooting | 1984 Summer, 1996 Summer | |
| Marcel Artelesa | France | Football | 1960 Summer | |
| Helmut Artelt | East Germany | Shooting | 1968 Summer | |
| Alexander Artemev | United States | Artistic gymnastics | 2008 Summer | |
| Boriss Artemjevs | Latvia | Bobsleigh | 1992 Winter, 1994 Winter | |
| Vladimir Artemov | Soviet Union | Artistic gymnastics | 1988 Summer | |
| Aleksandr Artemyev | Boxing | 1988 Summer | |
| Florin Arteni | Romania | Rowing | 2020 Summer, 2024 Summer | |
| Alina Arterchuk [ Wikidata ] | Russian Olympic Committee | Rugby sevens | 2020 Summer | |
| Olga Arteshina | Russia | Basketball | 2000 Summer, 2004 Summer, 2012 Summer | |
| Ivan Arteyev | Cross country skiing | 2006 Winter | |
| Anthony Arthur | Great Britain | Weightlifting | 1996 Summer | |
| Bruce Arthur | Australia | Wrestling | 1948 Summer | |
| Christine Arthur | New Zealand | Field hockey | 1984 Summer, 1992 Summer | |
| Emily Arthur | Australia | Snowboarding | 2018 Winter, 2022 Winter | |
| George Arthur | Football | 1956 Summer | |
| Jenny Arthur | United States | Weightlifting | 2016 Summer | |
| John Arthur | South Africa | Boxing | 1948 Summer | |
| Norman Arthur | Great Britain | Equestrian eventing | 1960 Summer | |
| Peter Arthur | Weightlifting | 1968 Summer, 1972 Summer | |
| Wayne Arthurs | Australia | Tennis | 2004 Summer | |
| Henri Arthus | France | Sailing | 1908 Summer | |
| Verónica Artica | Argentina | Field hockey | 1996 Summer | |
| Édouard Artigas | France | Fencing | 1948 Summer | |
| Marta Artigas | Spain | Artistic gymnastics | 1984 Summer | |
| Ramón Artigas | Swimming | 1928 Summer | |
| Rifat Artikov | Uzbekistan | Athletics | 2012 Summer | |
| George Tajirian | Iraq | Road cycling | 1968 Summer | |
| Karriss Artingstall | Great Britain | Boxing | 2020 Summer | |
| Dănilă Artiomov | Moldova | Swimming | 2012 Summer | |
| William Artis | Great Britain | Shooting | 1924 Summer | |
| Mykhailo Artiukhov | Ukraine | Cross country skiing | 1998 Winter | |
| Juan Artola | Spain | Football | 1920 Summer | |
| Michel Artola | France | Equestrian dressage, Equestrian eventing | 1920 Summer, 1924 Summer | |
| Ainhoa Artolazábal | Spain | Road cycling | 1992 Summer | |
| Sedat Artuç | Turkey | Weightlifting | 2004 Summer, 2008 Summer | |
| Izzat Artykov | Kyrgyzstan | 2016 Summer | |
| Eleni Artymata | Cyprus | Athletics | 2008 Summer, 2012 Summer, 2016 Summer, 2020 Summer | |
| Aleksandr Artynyuk | Soviet Union | 1960 Summer | |
| Aleksandra Artyomenko | Alpine skiing | 1956 Winter | |
| Natalya Artyomova | Athletics | 1988 Summer | |
| Danil Artyukh | Kazakhstan | Water polo | 2020 Summer | |
| Siarhei Artsiukhin | Belarus | Wrestling | 2008 Summer | |
| Mikhail Artyukhov | Soviet Union | Nordic combined | 1968 Winter, 1972 Winter | |
| Fabio Aru | Italy | Road cycling | 2016 Summer | |
| Akiko Aruga | Japan | Speed skating | 1972 Winter | |
| Toyofumi Aruga | 1964 Winter | |
| Noel Arul | Malaya | Field hockey | 1956 Summer | |
| Michael Arulraj | Malaysia | 1964 Summer, 1968 Summer | |
| Quadri Aruna | Nigeria | Table tennis | 2012 Summer, 2016 Summer, 2020 Summer, 2024 Summer | |
| Arunee Bhanubandh | Thailand | Sailing | 1964 Summer | |
| Zorana Arunović | Serbia | Shooting | 2012 Summer, 2016 Summer, 2020 Summer, 2024 Summer | |
| Krisda Arunvongse na Ayudhya | Thailand | 1960 Summer, 1964 Summer | |
| Katie Arup | Great Britain | Fencing | 1984 Summer | |
| Emeric Arus | Romania | 1960 Summer | |
| Ardo Arusaar | Estonia | Wrestling | 2012 Summer, 2016 Summer | |
| Peninah Arusei | Kenya | Athletics | 2008 Summer | |
| Maya Arusi | Israel | Taekwondo | 2004 Summer | |
| Tom Arusoo | Canada | Swimming | 1968 Summer | |
| Aruwin Salehhuddin | Malaysia | Alpine skiing | 2022 Winter | |
| Aderval Arvani | Brazil | Volleyball | 1972 Summer | |
| Vassiliki Arvaniti | Greece | Beach volleyball | 2004 Summer, 2008 Summer, 2012 Summer | |
| Stelios Arvanitis | Basketball | 1952 Summer | |
| Youlielmos Arvanitis | Football | 1952 Summer | |
| Margareta Arvay | Romania | Cross country skiing | 1956 Winter | |
| Magnus Arvedson | Sweden | Ice hockey | 2002 Winter | |
| Gremlis Arvelo | Venezuela | Table tennis | 2016 Summer | |
| Kurt Asle Arvesen | Norway | Road cycling | 2000 Summer, 2004 Summer, 2008 Summer | |
| Gösta Arvidsson | Sweden | Athletics | 1948 Summer | |
| Magnus Arvidsson | 2008 Summer | |
| Pär Arvidsson | Swimming | 1976 Summer, 1980 Summer | |
| Per-Olof Arvidsson | Shooting | 1908 Summer, 1912 Summer | |
| Sofia Arvidsson | Tennis | 2008 Summer, 2012 Summer | |
| Wilhelm Arwe | Ice hockey | 1920 Summer, 1924 Winter | |
| Lars-Göran Arwidson | Biathlon | 1968 Winter, 1972 Winter, 1976 Winter | |
| Tobias Arwidson | 2014 Winter | |
| Dhaher Al-Aryani | United Arab Emirates | Shooting | 2012 Summer | |
| Tatyana Aryasova | Russia | Athletics | 2008 Summer | |
| Ashiakwei Aryee | Ghana | Boxing | 1996 Summer | |
| Bernard Aryee | Football | 1992 Summer | |
| Fred Aryee | Nigeria | 1968 Summer | |
| Isaac Aryee | Ghana | Boxing | 1960 Summer, 1964 Summer | |
| Donaldo Arza | Panama | Athletics | 1972 Summer | |
| José Arza [ Wikidata ] | Spain | Baseball | 1992 Summer | |
| Vladimir Arzamaskov | Soviet Union | Basketball | 1976 Summer | |
| Sergey Arzamasov | Kazakhstan | Athletics | 1996 Summer, 2000 Summer | |
| Maryna Arzamasova | Belarus | 2012 Summer, 2016 Summer | |
| Mohammad Arzandeh | Iran | 2012 Summer, 2016 Summer | |
| Daniel Arzani | Australia | Football | 2020 Summer | |
| Elena Arzhakova | Russia | Athletics | 2012 Summer | |
| Ivan Arzhanikov [ Wikidata ] | Kazakhstan | Speed skating | 2022 Winter | |
| Lyudmila Arzhannikova | Soviet Union, Unified Team, Netherlands | Archery | 1988 Summer, 1992 Summer, 1996 Summer | |
| Yevhen Arzhanov | Soviet Union | Athletics | 1968 Summer, 1972 Summer | |
| Maryam Arzouqi | Kuwait | Shooting | 2012 Summer | |
| Quiarol Arzú | Honduras | Football | 2008 Summer | |
| Man Asaad | Syria | Weightlifting | 2016 Summer, 2020 Summer, 2024 Summer | |
| Said Saif Asaad | Qatar | 2000 Summer, 2004 Summer | |
| Mao Asada | Japan | Figure skating | 2010 Winter, 2014 Winter | |
| Masako Asada | Diving | 1988 Summer | |
| Laura Asadauskaitė | Lithuania | Modern pentathlon | 2008 Summer, 2012 Summer, 2016 Summer, 2020 Summer, 2024 Summer | |
| Johny Asadoma | Indonesia | Boxing | 1984 Summer | |
| Elchin Asadov | Azerbaijan | Road cycling | 2020 Summer | |
| Vasif Asadov | Athletics | 1996 Summer | |
| Shinobu Asagoe | Japan | Tennis | 2000 Summer, 2004 Summer | |
| Nobuharu Asahara | Athletics | 1996 Summer, 2000 Summer, 2004 Summer, 2008 Summer | |
| Kentaro Asahi | Beach volleyball | 2008 Summer, 2012 Summer | |
| Eriko Asai | Athletics | 1988 Summer | |
| Isao Asai | Ice hockey | 1968 Winter | |
| Kiyoshi Asai | Athletics | 1964 Summer | |
| Tadashi Asai | Wrestling | 1956 Summer, 1960 Summer | |
| Yu Asai | Field hockey | 2020 Summer, 2024 Summer | |
| Yoshiro Asakuma | Athletics | 1936 Summer | |
| Tony Asamali | Philippines | Swimming | 1968 Summer | |
| Hideto Asamura | Japan | Baseball | 2020 Summer | |
| Haydar Aşan | Turkey | Athletics | 1928 Summer | |
| Dzmitry Asanau | Belarus | Boxing | 2016 Summer, 2020 Summer | |
| Suat Aşani | Turkey | Fencing | 1936 Summer | |
| Giorgi Asanidze | Georgia | Weightlifting | 2000 Summer, 2004 Summer | |
| Kevin Asano | United States | Judo | 1988 Summer | |
| Mayumi Asano | Japan | Archery | 2000 Summer | |
| Noriko Asano | Swimming | 1972 Summer | |
| Ryo Asano | Sailing | 1988 Summer | |
| Sakiyo Asano | Field hockey | 2012 Summer, 2016 Summer, 2020 Summer | |
| Takuma Asano | Football | 2016 Summer | |
| Aleksandr Asanov | Soviet Union, Unified Team | Shooting | 1980 Summer, 1992 Summer | |
| Natalya Asanova | Uzbekistan | Athletics | 2012 Summer, 2016 Summer | |
| Anita Asante | Great Britain | Football | 2012 Summer | |
| Kanji Asanuma | Japan | Water polo | 1960 Summer | |
| Aya Asaqas [ Wikidata ] | Morocco | Skateboarding | 2024 Summer | |
| Isaac Asare | Ghana | Football | 1992 Summer | |
| John Asare-Antwi | Athletics | 1960 Summer | |
| Junko Asari | Japan | 1996 Summer | |
| Masakatsu Asari | Ski jumping | 1968 Winter | |
| Charles Asati | Kenya | Athletics | 1968 Summer, 1972 Summer | |
| Samuel Asati | Rugby sevens | 2024 Summer | |
| Nugzar Asatiani | Soviet Union | Fencing | 1960 Summer, 1964 Summer | |
| Olga Asato | Peru | Volleyball | 1968 Summer | |
| Petr Asayonak | Belarus | Weightlifting | 2016 Summer | |
| Taketsugu Asazaka | Japan | Speed skating | 1956 Winter | |
| Konomi Asazu | Bobsleigh | 2010 Winter | |
| Ewout van Asbeck | Netherlands | Field hockey | 1984 Summer | |
| Peter van Asbeck | 1984 Summer | |
| Gösta Åsbrink | Sweden | Artistic gymnastics, Modern pentathlon | 1908 Summer, 1912 Summer | |
| Carlos Asbun | Bolivia | Shooting | 1968 Summer, 1972 Summer | |
| Javier Asbun | 1984 Summer | |
| Santiago Ascacíbar | Argentina | Football | 2016 Summer | |
| Victor Hugo Ascarrunz Jr. | Bolivia | Alpine skiing | 1980 Winter | |
| Peter Asch | United States | Water polo | 1972 Summer | |
| Bernhard Aschauer | West Germany | Luge | 1968 Winter | |
| Erik Aschehoug | France | Rowing | 1948 Summer | |
| Hans-Georg Aschenbach | East Germany | Ski jumping | 1972 Winter, 1976 Winter | |
| George Aschenbrener [ Wikidata ] | United States | Artistic gymnastics | 1904 Summer | |
| Franz Aschenwald | Austria | Ski jumping | 1936 Winter | |
| Hansjörg Aschenwald | Nordic combined | 1988 Winter | |
| Sergei Aschwanden | Switzerland | Judo | 2000 Summer, 2004 Summer, 2008 Summer | |
| Wilhelm Aschwanden | Cross country skiing | 1994 Winter, 1998 Winter, 2002 Winter | |
| Valentina Aščić [ Wikidata ] | Croatia | Short track speed skating | 2022 Winter | |
| José Asconeguy | Uruguay | Road cycling | 1988 Summer | |
| Shirley Ascott | Great Britain | Canoe sprint | 1952 Summer | |
| Teodorico Asejo | Philippines | Sailing | 1992 Summer | |
| Marko Asell | Finland | Wrestling | 1996 Summer, 2000 Summer | |
| Raheleh Asemani | Belgium | Taekwondo | 2016 Summer | |
| Duan Asemota | Canada | Athletics | 2024 Summer | |
| Jairo Asencio | Dominican Republic | Baseball | 2020 Summer | |
| Sabina Asenjo | Spain | Athletics | 2016 Summer | |
| Borislav Asenov | Bulgaria | Road cycling | 1980 Summer | |
| Daniel Asenov | Boxing | 2016 Summer, 2020 Summer | |
| Stefan Asenov | Modern pentathlon | 1992 Summer | |
| Juan Manuel Asensi | Spain | Football | 1968 Summer | |
| Marco Asensio | 2020 Summer | |
| Melanio Asensio | Athletics | 1960 Summer | |
| Riyadh Mohammed Asfahani | Syria | Football | 1980 Summer | |
| Jean Asfar | Egypt | Fencing | 1948 Summer | |
| Beruk Asfaw | Ethiopia | Boxing | 1980 Summer | |
| Gashaw Asfaw | Athletics | 2008 Summer | |
| Elman Asgarov | Azerbaijan | Wrestling | 2004 Summer | |
| Toghrul Asgarov | 2012 Summer, 2016 Summer | |
| Erla Ásgeirsdóttir | Iceland | Alpine skiing | 2014 Winter | |
| Mudassar Asghar | Pakistan | Field hockey | 1972 Summer, 1976 Summer | |
| Kasper Asgreen | Denmark | Road cycling | 2020 Summer | |
| Gabi Ash | Australia | Freestyle skiing | 2022 Winter | |
| Lucille Ash | United States | Figure skating | 1956 Winter | |
| Ronnie Ash | Athletics | 2016 Summer | |
| Sophie Ash | Australia | Freestyle skiing | 2022 Winter | |
| Vitus Ashaba | Uganda | Athletics | 1972 Summer | |
| Rajab Ashabaliyev | Azerbaijan | Wrestling | 2000 Summer | |
| Walter Ashbaugh | United States | Athletics | 1952 Summer | |
| Temple Ashbrook | Sailing | 1932 Summer | |
| Lesley Ashburner | Athletics | 1904 Summer | |
| Bradlee Ashby | New Zealand | Swimming | 2016 Summer | |
| Brendan Ashby | Zimbabwe | 2004 Summer | |
| David Ashby | Fiji | Sailing | 1984 Summer, 1988 Summer | |
| Fana Ashby | Trinidad and Tobago | Athletics | 2000 Summer, 2004 Summer | |
| Glenn Ashby | Australia | Sailing | 2008 Summer | |
| Kerry Ashby | New Zealand | Rowing | 1952 Summer | |
| Madison Ashby | Australia | Rugby sevens | 2020 Summer | |
| Melissa Ashby | Grenada | Swimming | 2004 Summer | |
| Stan Ashby | Great Britain | Athletics | 1928 Summer | |
| Andrey Ashchev | Russia | Volleyball | 2016 Summer | |
| Christina Ashcroft | Canada | Shooting | 1984 Summer, 1988 Summer, 1992 Summer | |
| Michael Ashcroft | 1988 Summer, 1992 Summer | |
| Favour Ashe | Nigeria | Athletics | 2024 Summer | |
| Saint-George Ashe | Great Britain | Rowing | 1900 Summer | |
| Bill Ashenfelter | United States | Athletics | 1952 Summer | |
| Horace Ashenfelter | 1952 Summer, 1956 Summer | |
| Simon Asher | Australia | Water polo | 1988 Summer, 1992 Summer | |
| Mohammad Asheri | Iran | Boxing | 2004 Summer | |
| Dina Asher-Smith | Great Britain | Athletics | 2016 Summer, 2020 Summer, 2024 Summer | |
| Anna Asheshov | Alpine skiing | 1964 Winter | |
| Muhammad Ashfaq | Pakistan | Field hockey | 1968 Summer | |
| Qais Ashfaq | Great Britain | Boxing | 2016 Summer | |
| Evelyn Ashford | United States | Athletics | 1976 Summer, 1984 Summer, 1988 Summer, 1992 Summer | |
| Frederick Ashford | Great Britain | 1908 Summer | |
| Sergey Ashihmin | Kyrgyzstan | Swimming | 1996 Summer, 2000 Summer | |
| Urara Ashikawa | Japan | Artistic gymnastics | 2020 Summer | |
| Mamodaly Ashikhoussen [ Wikidata ] | Madagascar | Judo | 1980 Summer | |
| Henry Ashington | Great Britain | Athletics | 1912 Summer | |
| Silvester Ashioya | Kenya | Field hockey | 1972 Summer | |
| Muhammad Ashiq | Pakistan | Track cycling | 1960 Summer, 1964 Summer | |
| Rabia Ashiq | Athletics | 2012 Summer | |
| Evans Ashira | Kenya | Boxing | 1996 Summer | |
| Sabina Ashirbayeva | Kazakhstan | Rhythmic gymnastics | 2016 Summer | |
| Akhat Ashirov | Judo | 1996 Summer | |
| Sergey Ashirov | 1996 Summer | |
| Ali Ashkani | Iran | Wrestling | 2000 Summer, 2004 Summer | |
| Dave Ashleigh | United States | Water polo | 1964 Summer, 1968 Summer | |
| Tom Ashley | New Zealand | Sailing | 2004 Summer, 2008 Summer | |
| Whitney Ashley | United States | Athletics | 2016 Summer | |
| Farid El-Ashmawi | United Arab Republic, Egypt | Fencing | 1960 Summer, 1964 Summer | |
| Maggy Ashmawy | Egypt | Shooting | 2020 Summer, 2024 Summer | |
| Nickel Ashmeade | Jamaica | Athletics | 2016 Summer | |
| Aditi Ashok | India | Golf | 2016 Summer, 2020 Summer, 2024 Summer | |
| Emam Ashour | Egypt | Football | 2020 Summer | |
| Farzan Ashourzadeh | Iran | Taekwondo | 2016 Summer | |
| Ahmed Mohamed Ashoush | Egypt | Athletics | 1984 Summer, 1988 Summer | |
| Kamran Ashraf | Pakistan | Field hockey | 1996 Summer, 2000 Summer | |
| Muhammad Ashraf | Wrestling | 1956 Summer | |
| Nazar Ashraf | Iraq | Football | 1980 Summer | |
| Shahd Ashraf [ Wikidata ] | Qatar | Athletics | 2024 Summer | |
| Zeeshan Ashraf | Pakistan | Field hockey | 2004 Summer, 2008 Summer | |
| Linoy Ashram | Israel | Rhythmic gymnastics | 2020 Summer | |
| Mohamed El-Ashram | Egypt | Wrestling | 1984 Summer | |
| Said Ahmed El-Ashry | Boxing | 1972 Summer, 1976 Summer | |
| Kazem Ashtari | Iran | Basketball | 1948 Summer | |
| Ebrahim Ashtiani | Football | 1972 Summer | |
| Diana Ashton | Great Britain | Swimming | 1972 Summer | |
| Elizabeth Ashton | Canada | Equestrian eventing | 1984 Summer | |
| Lyn Ashton | United States | Canoe slalom | 1972 Summer | |
| Irada Ashumova | Azerbaijan | Shooting | 1996 Summer, 2000 Summer, 2004 Summer, 2012 Summer | |
| Ruslan Ashuraliev | Soviet Union | Wrestling | 1972 Summer, 1976 Summer | |
| Andy Ashurst | Great Britain | Athletics | 1988 Summer | |
| Jessica Ashwood | Australia | Swimming | 2012 Summer, 2016 Summer | |
| Gerry Ashworth | United States | Athletics | 1964 Summer | |
| Jeanne Ashworth | Speed skating | 1960 Winter, 1964 Winter, 1968 Winter | |
| Óscar Asiáin | Mexico | Basketball | 1968 Summer | |
| Zakaria Asidah | Denmark | Taekwondo | 2004 Summer | |
| Mohammad Asif Shazada | Afghanistan | Field hockey | 1936 Summer | |
| Alfred Asikainen | Finland | Wrestling | 1912 Summer | |
| Jaakko Asikainen | Shooting | 1972 Summer | |
| Veikko Asikainen | Football | 1952 Summer | |
| Jackson Asiku | Uganda | Boxing | 2000 Summer | |
| Adem Asil | Turkey | Artistic gymnastics | 2020 Summer, 2024 Summer | |
| Dimitra Asilian | Greece | Water polo | 2004 Summer | |
| Alexandra Asimaki | 2008 Summer, 2024 Summer | |
| Andreas Asimakopoulos [ Wikidata ] | Swimming, Water polo | 1912 Summer, 1920 Summer, 1924 Summer | |
| Carlo Asinari | Italy | Equestrian jumping, Equestrian eventing | 1920 Summer | |
| Tommy Asinga | Suriname | Athletics | 1988 Summer, 1992 Summer, 1996 Summer | |
| Sydney Asiodu | Nigeria | 1964 Summer | |
| Victor Asirvatham | Malaysia | 1964 Summer, 1968 Summer | |
| Morten Ask | Norway | Ice hockey | 2014 Winter | |
| Maja Åskag | Sweden | Athletics | 2024 Summer | |
| Ahmed Abdel Aziz El-Askalani | Egypt | Volleyball | 1984 Summer | |
| Gabriele Askamp | West Germany | Swimming | 1976 Summer | |
| Ahmad Askar | Kuwait | Football | 1980 Summer | |
| Hossein Askari | Iran | Road cycling, Track cycling | 2000 Summer, 2004 Summer, 2008 Summer | |
| Rouhollah Askari | Athletics | 2012 Summer | |
| Yousef Al-Askari | Kuwait | Swimming | 2012 Summer | |
| Almaz Askarov | Kyrgyzstan | Wrestling | 2000 Summer | |
| Erzhan Askarov | Athletics | 2012 Summer | |
| Alla Askarova | Soviet Union | Alpine skiing | 1976 Winter | |
| Holger Askehave | Denmark | Wrestling | 1924 Summer | |
| Sanna Askelöf | Sweden | Judo | 2004 Summer | |
| Johan Asker | Equestrian eventing | 1956 Summer | |
| Aleksandr Askerov | Russian Olympic Committee | Sailing | 2020 Summer | |
| Roy Askevold | Norway | Boxing | 1960 Summer | |
| Harry Askew | Great Britain | Athletics | 1948 Summer | |
| Paul Askham | Figure skating | 1988 Winter | |
| Eter Askilashvili [ Wikidata ] | Georgia | Judo | 2024 Summer | |
| Ketil Askildt | Norway | Athletics | 1924 Summer, 1928 Summer | |
| Peter Askjær-Friis | Denmark | Fencing | 1972 Summer | |
| Arvo Askola | Finland | Athletics | 1936 Summer | |
| Ben Askren | United States | Wrestling | 2008 Summer | |
| Tom Askwith | Great Britain | Rowing | 1932 Summer, 1936 Summer | |
| Javid Aslam | Norway | Boxing | 1984 Summer | |
| Khursheed Aslam | Pakistan | Field hockey | 1960 Summer | |
| Muhammad Aslam | India | 1932 Summer | |
| Khwaja Muhammad Aslam | Pakistan | Athletics | 1952 Summer | |
| Muhammad Havlidar Aslam | 1952 Summer, 1956 Summer | |
| Erdinç Aslan | Turkey | Weightlifting | 1992 Summer, 1996 Summer | |
| Yiğit Aslan | Swimming | 2020 Summer | |
| Besik Aslanasvili | Greece | Wrestling | 2004 Summer | |
| Nazım Aslangil | Turkey | Alpine skiing | 1936 Winter | |
| Tony Aslangul | Australia | 1956 Winter | |
| Konstantinos Aslanidis [ Wikidata ] | Greece | Art competitions | 1948 Summer | |
| Ömer Aslanoğlu | Turkey | Swimming | 2008 Summer | |
| Elnur Aslanov | Azerbaijan | Wrestling | 2004 Summer | |
| Fuad Aslanov | Boxing | 2004 Summer | |
| Vugar Aslanov | Wrestling | 2004 Summer | |
| Karen Aslanyan | Armenia | 2020 Summer | |
| Samvel Aslanyan | Russia | Handball | 2008 Summer | |
| Aziz Asli | Iran | Football | 1964 Summer | |
| Haseri Asli | Brunei | Athletics | 2000 Summer | |
| Peter Åslin | Sweden | Ice hockey | 1988 Winter | |
| Kosovare Asllani | Football | 2012 Summer, 2016 Summer, 2020 Summer | |
| Brahim Asloum | France | Boxing | 2000 Summer | |
| Rédouane Asloum | 2004 Summer | |
| Acke Åslund | Sweden | Art competitions | 1932 Summer | |
| Lars-Göran Åslund | Cross country skiing | 1972 Winter | |
| Viktor Asmaev | Soviet Union | Equestrian jumping | 1980 Summer | |
| Kārlis Ašmanis | Latvia | Football | 1924 Summer | |
| Nidal Asmar | Lebanon | Shooting | 2004 Summer | |
| Jarrah Al-Asmawi | Kuwait | Swimming | 1992 Summer | |
| Bolota Asmerom | Eritrea | Athletics | 2000 Summer | |
| Yared Asmerom | 2008 Summer, 2012 Summer | |
| Lena Asmus | Germany | Rhythmic gymnastics | 2000 Summer | |
| Christian Asmussen | Denmark | Art competitions | 1924 Summer | |
| Gunnar Asmussen | Track cycling | 1968 Summer, 1972 Summer | |
| Takeharu Aso | Japan | Cross country skiing | 1928 Winter | |
| Tarō Asō | Shooting | 1976 Summer | |
| Antonida Asonova | Kazakhstan | Ice hockey | 2002 Winter | |
| Sofia Asoumanaki | Greece | Rowing | 2016 Summer | |
| Ingvar Asp | Sweden | Weightlifting | 1964 Summer | |
| Yndiara Asp | Brazil | Skateboarding | 2020 Summer | |
| Gaston Aspa [ Wikidata ] | France | Boxing | 1908 Summer | |
| Dina Aspandiyarova | Kazakhstan, Australia | Shooting | 2000 Summer, 2008 Summer, 2012 Summer, 2020 Summer | |
| Plamen Asparukhov | Bulgaria | Weightlifting | 1980 Summer | |
| Simon Aspelin | Sweden | Tennis | 2008 Summer | |
| Bert Aspen | Great Britain | Wrestling | 1960 Summer, 1964 Summer | |
| Brian Aspen | 1980 Summer, 1984 Summer | |
| Josephine Asperup | Denmark | Ice hockey | 2022 Winter | |
| Karl-Åke Asph | Sweden | Cross country skiing | 1964 Winter | |
| Víctor Aspillaga | Peru | Rowing | 2012 Summer | |
| David Aspin | New Zealand | Wrestling | 1972 Summer, 1976 Summer | |
| John Aspin | Great Britain | Sailing | 1908 Summer | |
| Edmund Aspinall [ Wikidata ] | Artistic gymnastics | 1908 Summer | |
| Georgios Aspiotis | Greece | Road cycling | 1896 Summer | |
| Humberto Aspitia | Argentina | Shooting | 1964 Summer | |
| Bengt Asplund | Sweden | Road cycling | 1980 Summer, 1984 Summer | |
| Birger Asplund | Athletics | 1956 Summer, 1960 Summer, 1964 Summer | |
| Carl-Erik Asplund | Speed skating | 1952 Winter | |
| Hans Asplund | Art competitions | 1948 Summer | |
| Jonas Aspman | Snowboarding | 2002 Winter | |
| Ophélie Aspord | France | Marathon swimming | 2012 Summer | |
| Faustino Asprilla | Colombia | Football | 1992 Summer | |
| Leonidas Asprilla | Boxing | 1976 Summer | |
| Valerio Aspromonte | Italy | Fencing | 2012 Summer | |
| Anatoly Asrabayev | Unified Team | Shooting | 1992 Summer | |
| Mohamed Sayedin [ Wikidata ] | Egypt | Volleyball | 2024 Summer | |
| Nematullo Asranqulov | Tajikistan | Judo | 2008 Summer | |
| Nurul Izzah Izzati Mohd Asri | Malaysia | Track cycling | 2024 Summer | |
| Seve van Ass | Netherlands | Field hockey | 2016 Summer, 2020 Summer, 2024 Summer | |
| Oussama Assad | Morocco | Wrestling | 2024 Summer | |
| Salah Assad | Algeria | Football | 1980 Summer | |
| Darkhan Assadilov | Kazakhstan | Karate | 2020 Summer | |
| Sarkis Assadourian | Iran | Fencing | 1976 Summer | |
| Mohamed Assaghir | Morocco | Boxing | 2020 Summer | |
| Rustam Assakalov | Uzbekistan | Wrestling | 2016 Summer, 2020 Summer, 2024 Summer | |
| Eduardo Assam | Mexico | 1948 Summer, 1952 Summer | |
| Jeanine Assani Issouf | France | Athletics | 2016 Summer | |
| Mikaelle Assani | Germany | 2024 Summer | |
| Abdul Ghafoor Assar | Afghanistan | Football | 1948 Summer | |
| Abdul Ghani Assar | 1948 Summer | |
| Khalid Assar | Egypt | Table tennis | 2016 Summer, 2020 Summer, 2024 Summer | |
| Omar Assar | 2012 Summer, 2016 Summer, 2020 Summer, 2024 Summer | |
| Otmane El Assas | Morocco | Football | 2000 Summer, 2004 Summer | |
| Samer Zuhair Assassa | Syria | 1980 Summer | |
| Jacques Van Assche | Belgium | Wrestling | 1928 Summer | |
| Assé [ Wikidata ] | France | Fencing | 1900 Summer | |
| Abraham Assefa | Ethiopia | Athletics | 1996 Summer | |
| Meskerem Assefa | 2008 Summer, 2012 Summer | |
| Sofia Assefa | 2008 Summer, 2012 Summer, 2016 Summer | |
| Tigst Assefa | 2016 Summer, 2024 Summer | |
| Sonia Asselah | Algeria | Judo | 2012 Summer, 2016 Summer, 2020 Summer | |
| Jonathan Asselin | Canada | Equestrian jumping | 2000 Summer | |
| Olivia Asselin | Freestyle skiing | 2022 Winter | |
| Roland Asselin | Fencing | 1948 Summer, 1952 Summer, 1956 Summer | |
| Rakymzhan Assembekov | Kazakhstan | Wrestling | 2000 Summer | |
| Pascal van Assendelft | Netherlands | Athletics | 2004 Summer | |
| Jenni Asserholt | Sweden | Ice hockey | 2006 Winter, 2010 Winter, 2014 Winter | |
| Adam Assimi | Benin | Athletics | 1980 Summer | |
| Armin Assinger | Austria | Alpine skiing | 1994 Winter | |
| Ahmed Al-Assiri | Saudi Arabia | Athletics | 1976 Summer | |
| Gerhard Aßmus | Germany | Shooting | 1960 Summer | |
| Mehdi Assous | Algeria | Boxing | 1996 Summer | |
| Mohamed El Assri | Morocco | Judo | 2008 Summer | |
| Hugo d'Assunção | Portugal | 1984 Summer, 1988 Summer | |
| Mario Astaburuaga | Chile | Swimming | 1928 Summer | |
| José Astacio | El Salvador | Athletics | 1968 Summer | |
| Alina Astafei | Romania, Germany | 1988 Summer, 1992 Summer, 1996 Summer | |
| Anton Astakhov | Russia | Shooting | 2016 Summer | |
| Kristina Astakhova | Russian Olympic Committee | Figure skating | 2018 Winter | |
| Polina Astakhova | Soviet Union | Artistic gymnastics | 1956 Summer, 1960 Summer, 1964 Summer | |
| Yevgeny Astanin | Uzbekistan | Canoe sprint | 1996 Summer | |
| Nadzeya Astapchuk | Belarus | Athletics | 2004 Summer, 2008 Summer, 2012 Summer | |
| Yury Astapenka | Cross country skiing | 2018 Winter | |
| Igor Astapkovich | Unified Team, Belarus | Athletics | 1992 Summer, 1996 Summer, 2000 Summer, 2004 Summer | |
| Vladimir Astapovsky | Soviet Union | Football | 1976 Summer | |
| Igor Astarloa | Spain | Road cycling | 2004 Summer | |
| Kaspars Astašenko | Latvia | Ice hockey | 2002 Winter | |
| Andrew Astbury | Great Britain | Swimming | 1980 Summer, 1984 Summer | |
| Paul Aste | Austria | Bobsleigh | 1952 Winter, 1956 Winter, 1964 Winter | |
| Sofia Åstedt | Sweden | Swimming | 2024 Summer | |
| Giovanni Astegiano | Italy | Biathlon | 1972 Winter | |
| Leopold van Asten | Netherlands | Equestrian jumping | 2004 Summer | |
| Américo Astete | Argentina | Alpine skiing | 1984 Winter | |
| Gunnar Asther | Sweden | Sailing | 1932 Summer | |
| Raphaël Astier | France | Modern pentathlon | 2004 Summer | |
| Ignacio Astigarraga | Spain | Road cycling | 1960 Summer | |
| Arthur Astley | Great Britain | Athletics | 1908 Summer | |
| Mark Astley | Canada | Ice hockey | 1994 Winter | |
| Luis Astolfi | Spain | Equestrian jumping | 1984 Summer, 1988 Summer, 1992 Summer, 2000 Summer | |
| John Jacob Astor, 1st Baron Astor of Hever | Great Britain | Racquets | 1908 Summer | |
| Jonathan Åstrand | Finland | Athletics | 2012 Summer | |
| Erik Åström | 1924 Summer | |
| Horst Astroth | Germany | 1960 Summer | |
| Heidi Astrup | Denmark | Handball | 1996 Summer | |
| Kim Astrup | Badminton | 2020 Summer, 2024 Summer | |
| Silvana Asturias | Guatemala | Swimming | 1968 Summer | |
| Glenn Astwood | Bermuda | Sailing | 1988 Summer | |
| Gloria Asumnu | Nigeria | Athletics | 2012 Summer, 2016 Summer | |
| Casimiro Asumu Nze | Equatorial Guinea | 1996 Summer | |
| Al Asuncion | Philippines | Boxing | 1952 Summer | |
| Deogracias Asuncion | Track cycling | 1984 Summer | |
| Heikki Asunta | Finland | Art competitions | 1948 Summer | |
| Sofia Asvesta | Cyprus | Judo | 2024 Summer | |
| Kjell Åsvestad | Norway | Nordic combined | 1972 Winter | |
| Wathiq Aswad | Iraq | Football | 1980 Summer | |
| Sutham Aswanit | Thailand | Shooting | 1968 Summer, 1972 Summer, 1976 Summer | |
| Halina Aszkiełowicz-Wojno | Poland | Volleyball | 1968 Summer | |
| Leslie Ata | Solomon Islands | Weightlifting | 1984 Summer, 1992 Summer | |
| Sanaa Atabrour | Morocco | Taekwondo | 2012 Summer | |
| Nariman Ataev | Uzbekistan | Boxing | 1996 Summer | |
| Choucri Atafi | Morocco | Wrestling | 2012 Summer | |
| Solomon Ataga | Nigeria | Boxing | 1980 Summer | |
| Manuel Ataide | Timor-Leste | Athletics | 2024 Summer | |
| Hurşit Atak | Turkey | Weightlifting | 2012 Summer | |
| Derin Atakan | Sailing | 2024 Summer | |
| Jorge Atalah | Chile | Shooting | 2004 Summer, 2008 Summer | |
| Nicolas Atalah | 1968 Summer | |
| Mahmut Atalay | Turkey | Wrestling | 1964 Summer, 1968 Summer | |
| Evelina Atalyants | Uzbekistan | Rhythmic gymnastics | 2024 Summer | |
| Daria Atamanov | Israel | 2024 Summer | |
| Volodymyr Atamas | Soviet Union | Athletics | 1972 Summer | |
| Adil Atan | Turkey | Wrestling | 1952 Summer, 1956 Summer | |
| İrfan Atan | 1952 Summer | |
| Yahya Atan | Malaysia | Field hockey | 1984 Summer | |
| Aleksandar Atanacković | Yugoslavia | Football | 1948 Summer | |
| Aleksandar Atanasijević | Serbia | Volleyball | 2012 Summer, 2024 Summer | |
| Virgil Atanasiu | Romania | Shooting | 1968 Summer | |
| Valentina Atanaskovski | Yugoslavia | 1984 Summer | |
| Atanas Atanasov | Bulgaria | Road cycling | 1924 Summer | |
| Atanas Atanasov | Basketball | 1956 Summer, 1960 Summer | |
| Atanas Atanasov | Wrestling | 1988 Summer | |
| Dimitri Atanasov | Alpine skiing | 1952 Winter | |
| Dinko Atanasov | Volleyball | 1968 Summer | |
| Georgi Atanasov | Rowing | 1968 Summer | |
| Ivan Atanasov | Ice hockey | 1976 Winter | |
| Ivan Atanasov | Wrestling | 1980 Summer | |
| Malin Atanasov | Ice hockey | 1976 Winter | |
| Margarit Atanasov | Boxing | 1980 Summer | |
| Nikolay Atanasov | Athletics | 2000 Summer, 2004 Summer, 2008 Summer | |
| Stanimir Atanasov | Canoe sprint | 2004 Summer | |
| Svetoslav Atanasov | Cross country skiing | 1984 Winter, 1988 Winter | |
| Tsancho Atanasov | Judo | 1976 Summer, 1980 Summer | |
| Valentin Atanasov | Bobsleigh | 1992 Winter, 1994 Winter | |
| Gabriela Atanasova | Rhythmic gymnastics | 2000 Summer | |
| Rayna Atanasova | Artistic gymnastics | 1968 Summer | |
| Zlatina Atanasova | Weightlifting | 2004 Summer | |
| Nikołaj Atanasow [ Wikidata ] | Artistic gymnastics | 1952 Summer | |
| Laureano Atanes | Spain | Wrestling | 1992 Summer | |
| Delphine Atangana | Cameroon | Athletics | 2004 Summer, 2012 Summer | |
| Igor Atanov | Soviet Union | Field hockey | 1988 Summer | |
| Ahmed Atari | Qatar | Swimming | 2012 Summer | |
| Serkan Atasay | Ukraine, Turkey | 1996 Summer, 2004 Summer, 2008 Summer | |
| Augustine Atasie | Nigeria | Wrestling | 1980 Summer | |
| Demir Atasoy | Turkey | Swimming | 2008 Summer | |
| Vyacheslav Atavin | Soviet Union | Handball | 1988 Summer | |
| Merdan Ataýew | Turkmenistan | Swimming | 2016 Summer, 2020 Summer | |
| Galina Ataýewa | Judo | 1996 Summer, 2000 Summer | |
| Sarah Atcho-Jaquier | Switzerland | Athletics | 2016 Summer, 2024 Summer | |
| Angela Atede | Nigeria | 1996 Summer, 2000 Summer | |
| Yehuda Atedji | Israel | Sailing | 1984 Summer | |
| Ahmed Atef | Egypt | Football | 2024 Summer | |
| Jan Willem Aten | Brazil | Sailing | 1972 Summer | |
| Josh Atencio | United States | Football | 2024 Summer | |
| Özer Ateşçi | Turkey | Alpine skiing | 1968 Winter | |
| Emre Kutalmış Ateşli | Taekwondo | 2024 Summer | |
| Emmanouela Athanasiadi | Greece | Equestrian jumping | 2004 Summer | |
| Georgios Athanasiadis | Wrestling | 1984 Summer, 1988 Summer, 1992 Summer | |
| Ioannis Athanasiadis | Weightlifting | 1976 Summer | |
| Marios Athanasiadis | Cyprus | Cycling mountain bike | 2012 Summer | |
| Vyron Athanasiadis | Greece | Athletics | 1924 Summer | |
| Areti Athanasopoulou | Taekwondo | 2000 Summer, 2004 Summer | |
| Mikuláš Athanasov | Czechoslovakia | Wrestling | 1952 Summer | |
| Gary Athans | Canada | Alpine skiing | 1984 Winter | |
| George Athans Sr. | Diving | 1936 Summer, 1948 Summer | |
| Kamal Al-Athari | Kuwait | Judo | 1976 Summer | |
| Rashid Hamad Al-Athba | Qatar | Shooting | 2004 Summer, 2012 Summer | |
| Rashid Saleh Al-Athba | 2008 Summer, 2016 Summer, 2024 Summer | |
| Nigel Atherfold | New Zealand | Rowing | 1984 Summer | |
| Courtney Atherly | Guyana | Boxing | 1972 Summer | |
| Athirson | Brazil | Football | 2000 Summer | |
| Ron Atias | Israel | Taekwondo | 2016 Summer | |
| Hüseyin Atıcı | Turkey | Athletics | 2012 Summer | |
| Camilla Atieno | Kenya | Rugby sevens | 2020 Summer | |
| Nancy Atiez | Cuba | Basketball | 1980 Summer | |
| Manzoor Hussain Atif | Pakistan | Field hockey | 1952 Summer, 1956 Summer, 1960 Summer, 1964 Summer | |
| Celal Atik | Turkey | Wrestling | 1948 Summer | |
| Damir Atiković | Croatia | Table tennis | 1996 Summer | |
| Teddy Atine-Venel | France | Athletics | 2008 Summer, 2016 Summer | |
| Dennis Atiyeh | Syria | Wrestling | 1988 Summer | |
| Joseph Atiyeh | 1984 Summer | |
| Charles Atkin | Great Britain | Field hockey | 1920 Summer | |
| Isabel Atkin | Freestyle skiing | 2018 Winter | |
| Sam Atkin | Athletics | 2020 Summer, 2024 Summer | |
| Tracey Atkin | Swimming | 1988 Summer | |
| Zoe Atkin | Freestyle skiing | 2022 Winter | |
| Ariel Atkins | United States | Basketball | 2020 Summer | |
| Derrick Atkins | Bahamas | Athletics | 2008 Summer, 2012 Summer | |
| Henrico Atkins | Barbados | 1988 Summer, 1992 Summer | |
| Jill Atkins | Great Britain | Field hockey | 1988 Summer, 1992 Summer, 1996 Summer | |
| Roxy Atkins | Canada | Athletics | 1936 Summer | |
| Alia Atkinson | Jamaica | Swimming | 2004 Summer, 2008 Summer, 2012 Summer, 2016 Summer, 2020 Summer | |
| Amy Atkinson | Guam | Athletics | 2012 Summer | |
| Carlyle Atkinson | Great Britain | Swimming | 1912 Summer | |
| Courtney Atkinson | Australia | Triathlon | 2008 Summer, 2012 Summer | |
| George Atkinson [ Wikidata ] | Great Britain | Motorboating | 1908 Summer | |
| George Atkinson | Football | 1920 Summer | |
| James Atkinson | United States | Bobsleigh | 1952 Winter | |
| Janelle Atkinson | Jamaica | Swimming | 2000 Summer, 2004 Summer | |
| Jeff Atkinson | United States | Athletics | 1988 Summer | |
| Jevon Atkinson | Jamaica | Swimming | 2004 Summer, 2008 Summer | |
| Joanne Atkinson | Great Britain | 1976 Summer | |
| John Atkinson | Australia | Athletics | 1984 Summer | |
| Leigh Atkinson | Great Britain | Swimming | 1980 Summer | |
| Lorne Atkinson | Canada | Road cycling, Track cycling | 1948 Summer | |
| Nathaniel Atkinson | Australia | Football | 2020 Summer | |
| Sid Atkinson | South Africa | Athletics | 1924 Summer, 1928 Summer | |
| Arnór Atlason | Iceland | Handball | 2008 Summer, 2012 Summer | |
| John Atlee | United States | Athletics | 1908 Summer | |
| İsmet Atlı | Turkey | Wrestling | 1952 Summer, 1956 Summer, 1960 Summer | |
| Mert Atlı | Athletics | 2016 Summer | |
| Süleyman Atlı | Wrestling | 2016 Summer, 2020 Summer | |
| Mohamed Atmani | Morocco | Boxing | 1960 Summer | |
| Cosmin Atodiresei | Romania | Luge | 2018 Winter | |
| Abbos Atoev | Uzbekistan | Boxing | 2008 Summer, 2012 Summer | |
| Emmanuella Atora | Gabon | Taekwondo | 2024 Summer | |
| Mary Al-Atrash | Palestine | Swimming | 2016 Summer | |
| Reza Atri | Iran | Wrestling | 2020 Summer | |
| Igor Atrokhov | Russia | Equestrian eventing | 2008 Summer | |
| Anzhela Atroshchenko | Unified Team, Belarus, Turkey | Athletics | 1992 Summer, 1996 Summer, 2004 Summer | |
| Jenő Áts | Hungary | Swimming | 1956 Summer | |
| Jonathan Atsu | France | 2020 Summer | |
| Mana Atsumi | Japan | Softball | 2020 Summer | |
| El-Mannan Mohsin Atta | Sudan | Football | 1972 Summer | |
| Safouane Attaf | Morocco | Judo | 2008 Summer, 2012 Summer | |
| Daniel Attah | Nigeria | Boxing | 1996 Summer | |
| Mohammad Attai | Afghanistan | Field hockey | 1948 Summer | |
| Alain Attalah | Egypt | Basketball | 1984 Summer, 1988 Summer | |
| David Attan | Kenya | Boxing | 1972 Summer | |
| Antonio Attanasio | Italy | Swimming | 1968 Summer | |
| Mohamed Attaoui | Spain | Athletics | 2024 Summer | |
| Ahmed El-Attar | Egypt | Handball | 1992 Summer, 1996 Summer | |
| Ibrahim El-Attar | Rowing | 1952 Summer | |
| Mamdooh El-Attar | 1952 Summer | |
| Sarah Attar | Saudi Arabia | Athletics | 2012 Summer, 2016 Summer | |
| Mehdi Attar-Ashrafi | Iran | Weightlifting | 1976 Summer | |
| Charlene Attard | Malta | Athletics | 2008 Summer | |
| Teneal Attard | Australia | Field hockey | 2008 Summer, 2012 Summer | |
| Gökhan Attaroğlu | Turkey | Swimming | 1984 Summer | |
| Ahmad Attellesey | Libya | 2016 Summer | |
| Loïc Attely | France | Fencing | 2004 Summer | |
| Charles Attenborough | Great Britain | Weightlifting | 1924 Summer, 1928 Summer | |
| Alessandro Attene | Italy | Athletics | 2000 Summer | |
| Bob Attersley | Canada | Ice hockey | 1960 Winter | |
| Lennart Atterwall | Sweden | Athletics | 1936 Summer | |
| Sayed Ali Atta | Afghanistan | Field hockey | 1936 Summer | |
| Caroline Attia | France | Alpine skiing | 1980 Winter, 1984 Winter | |
| Hassan El-Sayed Attia | Egypt | Shooting | 1964 Summer | |
| Raafat Attia | United Arab Republic, Egypt | Football | 1960 Summer, 1964 Summer | |
| Philip Attipoe | Ghana | Athletics | 1984 Summer | |
| Hamad Mubarak Al-Attiya | Qatar | Football | 1992 Summer | |
| Saad Attiya | Iraq | 2004 Summer | |
| Hamad Al-Attiyah | Qatar | Equestrian jumping | 2016 Summer | |
| Nasser Al-Attiyah | Shooting | 1996 Summer, 2000 Summer, 2004 Summer, 2008 Summer, 2012 Summer, 2016 Summer | |
| Kim Attlesey | United States | Athletics | 1972 Summer | |
| Francesco Attolico | Italy | Water polo | 1992 Summer, 1996 Summer, 2000 Summer | |
| Winston Attong | Trinidad and Tobago | Track cycling | 1972 Summer | |
| Piero Attorrese | Italy | Rowing | 1952 Summer | |
| Mohamed Attoumane | Comoros | Swimming | 2008 Summer | |
| Manu Attri | India | Badminton | 2016 Summer | |
| William Attrill | France | Cricket | 1900 Summer | |
| Louis Attrill | Great Britain | Rowing | 2000 Summer | |
| Peter Attrill | Australia | Sailing | 1952 Summer | |
| Amjad Attwan | Iraq | Football | 2016 Summer | |
| Erin Attwell | Canada | Track cycling | 2024 Summer | |
| Lesley Attwell | Softball | 2000 Summer | |
| Paul Attwood | Great Britain | Bobsleigh | 1998 Winter, 2002 Winter | |
| Aly Attyé | Senegal | Judo | 1988 Summer, 1992 Summer | |
| Aloysius Atuegbu | Nigeria | Football | 1980 Summer | |
| Joe Atuhaire | Uganda | Swimming | 2000 Summer | |
| Triza Atuka | Kenya | Volleyball | 2024 Summer | |
| James Atuti | Athletics | 1984 Summer | |
| Amy Atwell | Australia | Basketball | 2024 Summer | |
| Shane Atwell | Barbados | Sailing | 1988 Summer | |
| Duncan Atwood | United States | Athletics | 1984 Summer | |
| Susie Atwood | Swimming | 1968 Summer, 1972 Summer | |
| Eduard de Atzel | Peru | Shooting | 1960 Summer, 1964 Summer | |
| Fernando Atzori | Italy | Boxing | 1964 Summer | |
| Leo Atzwanger | Luge | 1972 Winter | |
| Au Sin Ying | Hong Kong | Fencing | 2012 Summer | |
| Stephanie Au | Swimming | 2008 Summer, 2012 Summer, 2016 Summer, 2020 Summer, 2024 Summer | |
| Au Woon Yiu | Judo | 1988 Summer, 1992 Summer | |
| Miras Aubakirov | Kazakhstan | Water polo | 2020 Summer | |
| Pierre-Emerick Aubameyang | Gabon | Football | 2012 Summer | |
| Ottó Aubéli | Hungary | Wrestling | 2004 Summer, 2008 Summer | |
| Jean-Jacques Auberson | Switzerland | Field hockey | 1928 Summer | |
| Aubert [ Wikidata ] | France | Artistic gymnastics | 1900 Summer | |
| Laia Aubert | Spain | Cross country skiing | 2006 Winter | |
| Philippe Aubert | Switzerland | Judo | 1972 Summer | |
| Sandrine Aubert | France | Alpine skiing | 2010 Winter | |
| Philippe Aubertin | Canoe sprint | 1992 Summer, 2000 Summer | |
| Jeannette Aubert | Diving | 1948 Summer | |
| Jack Aubin | Canada | Swimming | 1928 Summer | |
| Renée Aubin | Fencing | 1992 Summer | |
| David Auble | United States | Wrestling | 1964 Summer | |
| R. P. Aublin | France | Field hockey | 1908 Summer | |
| Felix Auböck | Austria | Swimming, Marathon swimming | 2016 Summer, 2020 Summer, 2024 Summer | |
| Charles Aubras | France | Archery | 1908 Summer | |
| Rex Aubrey | Australia | Swimming | 1952 Summer | |
| Amédée Aubry [ Wikidata ] | France | Shooting | 1900 Summer | |
| Chelsea Aubry | Canada | Basketball | 2012 Summer | |
| David Aubry | France | Swimming, Marathon swimming | 2020 Summer, 2024 Summer | |
| Jean Aubry | Artistic gymnastics | 1936 Summer | |
| William Aucamp | South Africa | Water polo | 1952 Summer, 1960 Summer | |
| Susan Auch | Canada | Speed skating | 1992 Winter, 1994 Winter, 1998 Winter, 2002 Winter | |
| Fred Auckenthaler | Switzerland | Ice hockey | 1924 Winter | |
| Adrian Aucoin | Canada | 1994 Winter | |
| Patrik Auda | Czech Republic | Basketball | 2020 Summer | |
| Anne Audain | New Zealand | Athletics | 1976 Summer, 1984 Summer, 1988 Summer | |
| Marie-Claude Audet | Canada | Road cycling | 1984 Summer | |
| Martine Audin | France | Artistic gymnastics | 1976 Summer | |
| Nadine Audin | 1972 Summer, 1976 Summer | |
| Mia Audina | Indonesia, Netherlands | Badminton | 1996 Summer, 2000 Summer, 2004 Summer | |
| Marc Audineau | France | Sailing | 2004 Summer | |
| André Audinet | Athletics | 1920 Summer | |
| Manon Audinet | Sailing | 2020 Summer | |
| Marco Audisio | Italy | Rowing | 1996 Summer | |
| Giorgio Audizio | Sailing | 1948 Summer, 1952 Summer | |
| Gordon Audley | Canada | Speed skating | 1948 Winter, 1952 Winter, 1956 Winter | |
| Michel Audoin | France | Sailing | 1984 Summer | |
| Richard Audoly | Swimming | 1960 Summer | |
| Musa Audu | Nigeria | Athletics | 2004 Summer | |
| Mikhail Audzeyeu | Belarus | Weightlifting | 2004 Summer | |
| Christian Auer | Austria | Skeleton | 2002 Winter | |
| Doris Auer | Athletics | 2000 Summer | |
| Gerhard Auer | West Germany | Rowing | 1972 Summer | |
| Ilkka Auer | Finland | Athletics | 1956 Summer | |
| Josef-Georg Auer | Austria | Wrestling | 1988 Summer | |
| Monika Auer | Italy | Luge | 1980 Winter, 1984 Winter | |
| Victor Auer | United States | Shooting | 1972 Summer, 1976 Summer | |
| Wilfried Auerbach | Austria | Rowing | 1980 Summer, 1984 Summer | |
| Erika Außersdorfer [ Wikidata ] | Italy | Luge | 1964 Winter | |
| Ingrid Auerswald | East Germany | Athletics | 1980 Summer, 1988 Summer | |
| Hermann auf der Heide | Germany | Field hockey | 1936 Summer | |
| Alfred Aufdenblatten | Switzerland | Cross country skiing, Military ski patrol | 1924 Winter | |
| Fränzi Aufdenblatten | Alpine skiing | 2002 Winter, 2006 Winter, 2014 Winter | |
| Sandra Auffarth | Germany | Equestrian eventing | 2012 Summer, 2016 Summer, 2020 Summer | |
| André Auffray | France | Track cycling | 1908 Summer | |
| Benjamin Auffret | Diving | 2016 Summer | |
| Inger Aufles | Norway | Cross country skiing | 1968 Winter, 1972 Winter | |
| Élie Aufort [ Wikidata ] | France | Fencing | 1900 Summer | |
| Romain Aufrère [ Wikidata ] | Shooting | 2024 Summer | |
| Ernst Aufseeser | Germany | Art competitions | 1928 Summer | |
| Andrus Aug | Estonia | Road cycling | 2004 Summer | |
| Laura Augé | France | Artistic swimming | 2016 Summer | |
| Myrtle Augee | Great Britain | Athletics | 1988 Summer, 1992 Summer | |
| Haley Augello | United States | Wrestling | 2016 Summer | |
| Isabelle Auger | Canada | Water polo | 2000 Summer | |
| Félix Auger-Aliassime | Tennis | 2020 Summer, 2024 Summer | |
| Jean-Noël Augert | France | Alpine skiing | 1972 Winter | |
| Jean-Pierre Augert | 1968 Winter | |
| Jordan Augier | Saint Lucia | Swimming | 2016 Summer | |
| Axel Augis | France | Artistic gymnastics | 2016 Summer | |
| Stacey Augmon | United States | Basketball | 1988 Summer | |
| Taheera Augousti | South Africa | Field hockey | 2024 Summer | |
| Judith Augoustides [ Wikidata ] | Beach volleyball | 2008 Summer | |
| Georges Augoyat [ Wikidata ] | France | Track cycling | 1900 Summer | |
| Ejner Augsburg | Denmark | Modern pentathlon | 1920 Summer | |
| Bénédicte Augst | France | Rhythmic gymnastics | 1984 Summer | |
| Richard Augsten [ Wikidata ] | Czechoslovakia | Art competitions | 1936 Summer | |
| Josef Augusta | Ice hockey | 1976 Winter | |
| Patrik Augusta | 1992 Winter | |
| Azea Augustama | Haiti | Boxing | 2008 Summer | |
| Louis Auguste-Dormeuil | France | Sailing | 1900 Summer | |
| Celestin Augustin | Madagascar | Boxing | 2000 Summer | |
| Eduard Augustin | East Germany | Canoe sprint | 1972 Summer | |
| Fernando Augustin | Mauritius | Athletics | 2000 Summer | |
| Jean-Marc Augustin | France | Boxing | 1988 Summer | |
| Ludovic Augustin | Haiti | Shooting | 1924 Summer | |
| Evgeniya Augustinas | Russia | Track cycling | 2012 Summer | |
| Devin Augustine | Trinidad and Tobago | Athletics | 2024 Summer | |
| Dionisio Augustine | Federated States of Micronesia | Swimming | 2016 Summer | |
| Steve Augustine | British Virgin Islands | Athletics | 1996 Summer | |
| Jéssica Augusto | Portugal | 2008 Summer, 2012 Summer, 2016 Summer | |
| Michel Augusto | Brazil | Judo | 2024 Summer | |
| Thomas Augusto [ Wikidata ] | Portugal | Skateboarding | 2024 Summer | |
| Magnus Augustson | Sweden | Sailing | 2000 Summer | |
| Anna-Lisa Augustsson | Athletics | 1952 Summer | |
| Olutoyin Augustus | Nigeria | 2008 Summer | |
| Seimone Augustus | United States | Basketball | 2008 Summer, 2012 Summer, 2016 Summer | |
| John-Lee Augustyn | South Africa | Road cycling | 2008 Summer | |
| Kamila Augustyn | Poland | Badminton | 2008 Summer, 2012 Summer | |
| Rafał Augustyn | Athletics | 2008 Summer, 2012 Summer, 2016 Summer, 2020 Summer | |
| Benedykt Augustyniak | Rowing | 1960 Summer | |
| Klaus Auhuber | West Germany | Ice hockey | 1976 Winter, 1980 Winter | |
| Angelika Aukenthaler | Italy | Luge | 1980 Winter | |
| Apti Aukhadov | Russia | Weightlifting | 2012 Summer | |
| Anders Aukland | Norway | Cross country skiing | 2002 Winter, 2006 Winter | |
| Jean de Suarez d'Aulan | France | Bobsleigh | 1924 Winter, 1928 Winter, 1936 Winter | |
| Orluis Aular | Venezuela | Road cycling | 2020 Summer, 2024 Summer | |
| John Auld | Great Britain | Art competitions | 1948 Summer | |
| Loredana Auletta | Italy | Softball | 2000 Summer | |
| Otto Aulie | Norway | Football | 1920 Summer | |
| Miika Aulio | Finland | Archery | 2000 Summer | |
| Verners Auls | Latvia | Figure skating | 1936 Winter | |
| Dick Ault | United States | Athletics | 1948 Summer | |
| Garnet Ault | Canada | Swimming | 1928 Summer | |
| André Aumerle | France | Road cycling, Track cycling | 1928 Summer | |
| Gaston Aumoitte | Croquet | 1900 Summer | |
| Flavie Aumond | Canada | Freestyle skiing | 2022 Winter | |
| Salulolo Aumua | Samoa | Boxing | 1984 Summer | |
| Rein Aun | Soviet Union | Athletics | 1964 Summer, 1968 Summer | |
| Aung Gyi | Myanmar | Weightlifting | 1972 Summer | |
| Moe Thu Aung | Swimming | 2000 Summer | |
| Nay Myo Aung | Archery | 2008 Summer, 2012 Summer | |
| Tin Aung | Football | 1972 Summer | |
| Berit Aunli | Norway | Cross country skiing | 1976 Winter, 1980 Winter, 1984 Winter | |
| Ove Aunli | 1980 Winter, 1984 Winter | |
| François Aupetit | France | Boxing | 1936 Summer | |
| Dominique Aupretre | Shooting | 1988 Summer | |
| Thomas Auracher | Germany | Sailing | 2000 Summer | |
| Aleksander Aurdal | Norway | Freestyle skiing | 2014 Winter | |
| Aldo Aureggi | Italy | Fencing | 1960 Summer | |
| Michel Auréglia | Monaco | Sailing | 1952 Summer | |
| Fábio Aurélio | Brazil | Football | 2000 Summer | |
| Pietro Aurino | Italy | Boxing | 1996 Summer | |
| Gustav Aurisch [ Wikidata ] | Germany | Swimming | 1908 Summer | |
| Marja Auroma | Finland | Cross country skiing | 1980 Winter | |
| Philippe Aurox | France | Bobsleigh | 1984 Winter | |
| Danny aus den Birken | Germany | Ice hockey | 2018 Winter, 2022 Winter | |
| Lauri Aus | Estonia | Road cycling | 1992 Summer, 1996 Summer, 2000 Summer | |
| Hubert Ausböck | Germany | Boxing | 1928 Summer | |
| Simen Auseth | Norway | 1984 Summer | |
| Emily Ausmus | United States | Water polo | 2024 Summer | |
| Olivia Ausoni | Switzerland | Alpine skiing | 1948 Winter, 1952 Winter | |
| Walter Aussendorfer | Italy | Luge | 1964 Winter | |
| José Luis Aussín | Mexico | Football | 1964 Summer | |
| Otto Aust | Sweden | Sailing | 1912 Summer | |
| Fredrik Austbø | Norway | Snowboarding | 2006 Winter | |
| Ernie Austen | Australia | Athletics | 1924 Summer | |
| Patrick Austen | Great Britain | Field hockey | 1960 Summer | |
| Winifred Austen | Art competitions | 1948 Summer | |
| Birgitt Austermühl | Germany | Football | 1996 Summer | |
| Elin Austevoll | Norway | Swimming | 1996 Summer | |
| Albert William Austin | Canada | Golf | 1904 Summer | |
| Bertie Austin | 1904 Summer | |
| Andrew Austin | Great Britain | Shooting | 1992 Summer | |
| Arthur Austin | United States | Water polo | 1924 Summer | |
| Ben Austin | Australia | Sailing | 2008 Summer | |
| Brett Austin | New Zealand | Swimming | 1984 Summer | |
| Charles Austin | United States | Athletics | 1992 Summer, 1996 Summer, 2000 Summer | |
| Frederick Austin | Great Britain | Art competitions | 1948 Summer | |
| J. Paul Austin | United States | Rowing | 1936 Summer | |
| Jack Austin | Great Britain | Weightlifting | 1924 Summer | |
| James Austin | Judo | 2012 Summer | |
| Julian Austin | Canada | Field hockey | 1984 Summer | |
| Mike Austin | United States | Swimming | 1964 Summer | |
| Shrone Austin | Seychelles | 2004 Summer, 2008 Summer | |
| Steve Austin | Australia | Athletics | 1980 Summer | |
| Taylor Austin | Canada | Bobsleigh | 2022 Winter | |
| Tim Austin | United States | Boxing | 1992 Summer | |
| Tyler Austin | Baseball | 2020 Summer | |
| Larkyn Austman | Canada | Figure skating | 2018 Winter | |
| Benkt Austrin | Sweden | Shooting | 1956 Summer | |
| Carl Auteried Jr. | Austria | Sailing | 1976 Summer | |
| Carl Auteried | 1960 Summer | |
| Tom Auth | United States | Rowing | 1996 Summer, 2000 Summer | |
| Otto Authén | Norway | Artistic gymnastics | 1908 Summer | |
| Aino Autio | Finland | Athletics | 1952 Summer | |
| Asko Autio | Cross country skiing | 1980 Winter | |
| Kaarina Autio | Artistic gymnastics | 1960 Summer | |
| Veli Autio | Rowing | 1948 Summer | |
| Margaret Auton | Great Britain | Swimming | 1968 Summer | |
| Jalo Autonen [ Wikidata ] | Finland | Shooting | 1912 Summer, 1924 Summer | |
| Natalia Autric | Spain | Swimming | 1988 Summer | |
| Antti Autti | Finland | Snowboarding | 2006 Winter | |
| Gilbert Auvergne | France | Athletics | 1928 Summer | |
| Eugène Auwerkeren | Belgium | Artistic gymnastics | 1920 Summer | |
| Bastien Auzeil | France | Athletics | 2016 Summer | |
| Nadine Auzeil | 1988 Summer, 1996 Summer, 2000 Summer | |
| Kitija Auzina [ Wikidata ] | Latvia | Cross country skiing | 2022 Winter | |
| Aleksejs Auziņš | Ice hockey | 1936 Winter | |
| Avaavau Avaavau | Samoa | Boxing | 1988 Summer | |
| Raffaele Avagnano | Italy | Swimming | 1984 Summer | |
| Aram Avagyan | Armenia | Boxing | 2016 Summer | |
| Mirella Avalle | Italy | Athletics | 1948 Summer | |
| Evaristo Avalos | Mexico | Equestrian eventing | 1968 Summer | |
| Guillermo Avalos | Argentina | Athletics | 1948 Summer | |
| Juan Ávalos | Spain | Shooting | 1972 Summer, 1976 Summer, 1984 Summer | |
| Marek Avamere | Estonia | Rowing | 1992 Summer | |
| Fatih Avan | Turkey | Athletics | 2012 Summer | |
| Henrique Avancini | Brazil | Cycling mountain bike | 2016 Summer, 2020 Summer | |
| Lívia Avancini | Athletics | 2024 Summer | |
| Anna Avanzini | Italy | Artistic gymnastics | 1936 Summer | |
| Vittoria Avanzini | 1936 Summer | |
| Umberto Avattaneo | Athletics | 1908 Summer | |
| İzzet Avcı | Turkey | Archery | 1984 Summer, 1988 Summer | |
| Mustafa Avcioğlu-Çakmak | Wrestling | 1936 Summer, 1948 Summer | |
| Vule Avdalović | Serbia and Montenegro | Basketball | 2004 Summer | |
| Nazik Avdalyan | Armenia | Weightlifting | 2016 Summer | |
| Anton Avdeev | Russia | Fencing | 2008 Summer, 2016 Summer | |
| Aleksandr Avdeyev | Soviet Union | Canoe sprint | 1980 Summer | |
| Anatoly Avdeyev | Modern pentathlon | 1988 Summer | |
| Anna Avdeyeva | Russia | Athletics | 2012 Summer | |
| Liudmyla Avdieienko | Soviet Union | 1988 Summer | |
| Oleh Avdieiev | Ukraine | Luge | 1998 Winter, 2002 Winter | |
| Hennadiy Avdyeyenko | Soviet Union | Athletics | 1988 Summer | |
| Silvia Avegno [ Wikidata ] | Italy | Water polo | 2024 Summer | |
| Poloni Avek | Papua New Guinea | Athletics | 1988 Summer | |
| Frank Avelar | El Salvador | Boxing | 1988 Summer | |
| Rafel Aveleyra | Mexico | Archery | 1972 Summer | |
| Henrik Avellan | Finland | Modern pentathlon | 1924 Summer, 1928 Summer | |
| Isabel Avellán | Argentina | Athletics | 1956 Summer | |
| Jorge Luis Avellán [ Wikidata ] | Nicaragua | Baseball | 1996 Summer | |
| Juhani Avellan | Finland | Weightlifting | 1972 Summer, 1976 Summer, 1980 Summer | |
| Giuseppe Avellone | Italy | Swimming | 1960 Summer | |
| Víctor Avendaño | Argentina | Boxing | 1928 Summer | |
| Marshall Avener | United States | Artistic gymnastics | 1972 Summer, 1976 Summer | |
| Gianni Averaimo | Italy | Water polo | 1988 Summer | |
| Aleksandr Averbukh | Israel | Athletics | 2000 Summer, 2004 Summer, 2008 Summer | |
| Ilia Averbukh | Russia | Figure skating | 1998 Winter, 2002 Winter | |
| Taylor Averill | United States | Volleyball | 2024 Summer | |
| Aleksandr Averin | Soviet Union | Road cycling | 1976 Summer | |
| Maksym Averin | Azerbaijan | 2016 Summer | |
| Arina Averina | Russian Olympic Committee | Rhythmic gymnastics | 2020 Summer | |
| Dina Averina | 2020 Summer | |
| Tatyana Averina | Soviet Union | Speed skating | 1976 Winter, 1980 Winter | |
| Mattia Aversa | Italy | Swimming | 2008 Summer | |
| Gordon George Avery | Australia | Athletics | 1948 Summer | |
| James Avery | Canada | Baseball | 2008 Summer | |
| Nigel Avery | New Zealand | Weightlifting | 2000 Summer | |
| Robert Avery | Great Britain | Canoe sprint | 1972 Summer | |
| Nikolay Averyanov | Russia | Athletics | 2004 Summer | |
| Lidiya Averyanova | Soviet Union | Rowing | 1988 Summer | |
| Erdzhanik Avetisyan | Russia | Shooting | 2000 Summer | |
| Varduhi Avetisyan | Armenia | Swimming | 2004 Summer | |
| Sam Avezou | France | Sport climbing | 2024 Summer | |
| Zélia Avezou | 2024 Summer | |
| Bruno Åvik | Sweden | Cross country skiing | 1968 Winter | |
| Hollie Avil | Great Britain | Triathlon | 2008 Summer | |
| Kevin Avila Soto | Guatemala | Swimming | 2012 Summer | |
| Andrea Ávila | Argentina | Athletics | 1996 Summer, 2000 Summer | |
| Bonifacio Ávila | Colombia | Boxing | 1972 Summer | |
| Carlos Ávila | Honduras | Athletics | 1984 Summer | |
| Ceiber Ávila | Colombia | Boxing | 2016 Summer, 2020 Summer | |
| Edwin Ávila | Track cycling | 2012 Summer | |
| Eulalio Avila | Mexico | Basketball | 1960 Summer, 1964 Summer | |
| Fernando Ávila | Brazil | Volleyball | 1976 Summer, 1984 Summer | |
| Guillermo Avila | Bolivia | Alpine skiing | 1988 Winter, 1992 Winter | |
| Héctor Ávila | Dominican Republic | Boxing | 1992 Summer | |
| Ismael Avila | Mexico | Athletics | 1972 Summer | |
| Julimar Ávila | Honduras | Swimming | 2020 Summer, 2024 Summer | |
| Keyla Ávila | Taekwondo | 2020 Summer | |
| Luis Ávila | Panama | Boxing | 1972 Summer | |
| Mauricio Ávila | Guatemala | 1992 Summer | |
| Régis Avila | Brazil | Fencing | 1988 Summer | |
| William Ávila | Costa Rica | Football | 1980 Summer | |
| Carmen Avilés | Spain | Athletics | 2024 Summer | |
| Hernán Avilés | Chile | Swimming | 1952 Summer | |
| Jordi Aviles | Spain | Field hockey | 1992 Summer | |
| Mykola Avilov | Soviet Union | Athletics | 1968 Summer, 1972 Summer, 1976 Summer | |
| Pyotr Avilov | Shooting | 1952 Summer | |
| Mariana Avitia | Mexico | Archery | 2008 Summer, 2012 Summer | |
| Pavel Avksentyev [ Wikidata ] | Russia | Swimming | 1912 Summer | |
| Ruslan Avleev | Basketball | 2000 Summer | |
| Eleni Avlonitou | Greece | Swimming | 1972 Summer | |
| Nazmi Avluca | Turkey | Wrestling | 1996 Summer, 2000 Summer, 2008 Summer, 2012 Summer | |
| Benjamim Avô | Angola | Basketball | 1992 Summer, 1996 Summer | |
| Giorgio Avola | Italy | Fencing | 2012 Summer, 2016 Summer, 2020 Summer | |
| Anthony Avom Mbume | Cameroon | Wrestling | 1996 Summer | |
| Simone Avondetto | Italy | Cycling mountain bike | 2024 Summer | |
| Andri Avraam | Cyprus | Athletics | 1988 Summer, 1992 Summer | |
| Elena Avram | Romania | Rowing | 1976 Summer | |
| Sorin Avram | Football | 1964 Summer | |
| Gennadi Avramenko | Soviet Union, Ukraine | Shooting | 1988 Summer, 1996 Summer | |
| Roman Avramenko | Ukraine | Athletics | 2008 Summer, 2012 Summer | |
| Dimitrios Avramis | Greece | Wrestling | 2000 Summer, 2004 Summer | |
| Marian Avramov | Bulgaria | 1992 Summer | |
| Ekaterina Avramova | Bulgaria, Turkey | Swimming | 2012 Summer, 2016 Summer | |
| Aleksa Avramović | Serbia | Basketball | 2024 Summer | |
| Patience Avre | Nigeria | Football | 2000 Summer | |
| Jacky Avril | France | Canoe slalom | 1992 Summer | |
| Charles Avrillon [ Wikidata ] | Track cycling | 1908 Summer | |
| Marina Avstriyskaya | Soviet Union | Figure skating | 1984 Winter | |
| Hovhannes Avtandilyan | Armenia | Diving | 1996 Summer, 2000 Summer | |
| Nikita Avtaneev | Russia, Russian Olympic Committee | Snowboarding | 2014 Winter, 2018 Winter | |
| Ekaterina Avvakumova | South Korea | Biathlon | 2018 Winter, 2022 Winter | |
| Irina Avvakumova | Russia, Russian Olympic Committee | Ski jumping | 2014 Winter, 2018 Winter, 2022 Winter | |
| Zomou Awa | Ivory Coast | Handball | 1988 Summer | |
| Ahmed Awad | Egypt | Judo | 2012 Summer | |
| Eslam Awad | Volleyball | 2000 Summer | |
| Essam Awad | 1984 Summer | |
| Samy Awad | Modern pentathlon | 1984 Summer | |
| Baraah Awadallah | Jordan | Athletics | 2008 Summer | |
| Khaled Al-Awadhi | Kuwait | Fencing | 1980 Summer, 1984 Summer, 1988 Summer | |
| Ramy Helmy El-Awadi | Egypt | Boxing | 2012 Summer | |
| Ahmed El-Awady | Handball | 1992 Summer, 1996 Summer | |
| Suguru Awaji | Japan | Fencing | 2012 Summer | |
| Mansour ul-Haq Awan | Pakistan | Athletics | 1964 Summer | |
| Azizulhasni Awang | Malaysia | Track cycling | 2008 Summer, 2012 Summer, 2016 Summer, 2020 Summer, 2024 Summer | |
| Sumie Awara | Japan | Athletics | 1976 Summer | |
| Ibrahim Awariki | Lebanon | Wrestling | 1960 Summer | |
| Issam Awarke | 1984 Summer | |
| Nduka Awazie | Nigeria | Athletics | 2000 Summer | |
| Daniel Awde | Great Britain | 2008 Summer, 2012 Summer | |
| Kehinde Aweda | Nigeria | Boxing | 1996 Summer | |
| Rad Aweisat | Palestine | Swimming | 2004 Summer | |
| Mark Anthony Awere | Ghana | Athletics | 2000 Summer | |
| Janet Awino | Kenya | Rugby sevens | 2016 Summer | |
| Prisca Awiti Alcaraz | Mexico | Judo | 2020 Summer, 2024 Summer | |
| Aggrey Awori | Uganda | Athletics | 1960 Summer, 1964 Summer | |
| Maria Awori | Kenya | Swimming | 2000 Summer | |
| Olusola Awosina | Nigeria | Weightlifting | 1988 Summer | |
| Boipelo Awuah [ Wikidata ] | South Africa | Skateboarding | 2024 Summer | |
| Simi Awujo | Canada | Football | 2024 Summer | |
| Habila Awusayiman | China | Wrestling | 2024 Summer | |
| Jonas Axeldal | Sweden | Football | 1992 Summer | |
| Albert Axelrod | United States | Fencing | 1952 Summer, 1956 Summer, 1960 Summer, 1964 Summer, 1968 Summer | |
| Viktor Axelsen | Denmark | Badminton | 2016 Summer, 2020 Summer, 2024 Summer | |
| Axel Axelsson | Iceland | Handball | 1972 Summer | |
| Dick Axelsson | Sweden | Ice hockey | 2018 Winter | |
| Olle Axelsson | Bobsleigh | 1952 Winter, 1956 Winter | |
| P. J. Axelsson | Ice hockey | 2002 Winter, 2006 Winter | |
| Peter Axelsson | Badminton | 1992 Summer, 1996 Summer, 2000 Summer | |
| Sven-Olov Axelsson | Biathlon | 1964 Winter | |
| Thor Axelsson | Finland | Canoe sprint | 1948 Summer | |
| Elizaveta Axenova | Kazakhstan | Luge | 2014 Winter | |
| Cătălina Axente | Romania | Wrestling | 2024 Summer | |
| Dumitru Axinte | Ice hockey | 1976 Winter, 1980 Winter | |
| Sotirios Axiotiades | Lebanon | Alpine skiing | 1984 Winter | |
| Tyra Axnér | Sweden | Handball | 2024 Summer | |
| Oliver Axnick | Germany | Curling | 1998 Winter, 2006 Winter | |
| Alex Axon | Canada | Swimming | 2024 Summer | |
| Rafael Axpe | Spain | Shooting | 1988 Summer, 1992 Summer | |
| Charles Axtell | United States | 1908 Summer | |
| Yeliz Ay | Turkey | Athletics | 2004 Summer | |
| Judith Ayaa | Uganda | 1972 Summer | |
| Alexandre Ayache | France | Equestrian dressage | 2020 Summer, 2024 Summer | |
| William Ayache | Football | 1984 Summer | |
| Labidi Ayachi | Tunisia | Athletics | 1964 Summer, 1968 Summer | |
| Tarek Ayad | Libya | Judo | 2000 Summer | |
| Tarek Ayad | Egypt | Fencing | 2012 Summer, 2016 Summer | |
| Aldo Ayala | Argentina | Field hockey | 1988 Summer, 1992 Summer | |
| Alondra Rivera Ayala [ Wikidata ] | Puerto Rico | Archery | 2024 Summer | |
| Ana Ayala | Mexico | Diving | 1992 Summer | |
| Antonio Ayala | Basketball | 1968 Summer, 1976 Summer | |
| Celso Ayala | Paraguay | Football | 1992 Summer | |
| Derlis Ayala | Athletics | 2016 Summer, 2020 Summer | |
| Jacinto Ayala | Dominican Republic | Swimming | 2008 Summer | |
| Julián Ayala | Mexico | Fencing | 2016 Summer | |
| Martha Sandoval Ayala [ Wikidata ] | Marathon swimming | 2024 Summer | |
| Nuria Ayala | Spain | Artistic swimming | 1988 Summer, 1992 Summer | |
| Ramón Ayala | Puerto Rico | Judo | 2004 Summer | |
| Roberto Ayala | Argentina | Football | 1996 Summer, 2004 Summer | |
| Gashau Ayale | Israel | Athletics | 2024 Summer | |
| Hiwot Ayalew | Ethiopia | 2012 Summer, 2016 Summer | |
| Alpaslan Ayan | Turkey | Judo | 1984 Summer, 1988 Summer, 1992 Summer | |
| Gloria Ayanlaja | Nigeria | Athletics | 1980 Summer | |
| Anis Ayari | Tunisia | Football | 2004 Summer | |
| Hassine Ayari | Wrestling | 2012 Summer | |
| Hela Ayari | Judo | 2016 Summer | |
| Omrane Ayari | Wrestling | 1996 Summer, 2000 Summer | |
| Ahmed Ayash | Yemen | Judo | 2020 Summer | |
| Justin Ayassou | Togo | Athletics | 1996 Summer | |
| Albert Ayat | France | Fencing | 1900 Summer | |
| Félix Ayat | 1900 Summer | |
| Necdet Ayaz | Turkey | Athletics | 1984 Summer | |
| Mehmet Ali Aybar | 1928 Summer | |
| Feridun Aybars | Swimming | 1972 Summer | |
| Ömer Ayçiçek | Cross country skiing | 2018 Winter | |
| Ventsislav Aydarski | Bulgaria | Swimming, Marathon swimming | 2012 Summer, 2016 Summer | |
| Esma Aydemir | Turkey | Athletics | 2016 Summer | |
| Naz Aydemir | Volleyball | 2012 Summer, 2020 Summer | |
| Sema Aydemir | Athletics | 2012 Summer | |
| İlkin Aydın | Volleyball | 2024 Summer | |
| Merve Aydın | Athletics | 2008 Summer, 2012 Summer | |
| Selçuk Aydın | Boxing | 2004 Summer | |
| Luiz Aydos | Brazil | Sailing | 1976 Summer | |
| Diana Aydosova | Kazakhstan | Athletics | 2016 Summer | |
| Yekaterina Aydova | Speed skating | 2010 Winter, 2014 Winter, 2018 Winter, 2022 Winter | |
| Wael Al-Aydy | Egypt | Volleyball | 2008 Summer | |
| Jacques Ayé Abehi | Ivory Coast | Athletics | 1972 Summer, 1976 Summer | |
| Aye Aye Aung | Myanmar | Judo | 2012 Summer | |
| Kyaw Aye | Shooting | 1964 Summer | |
| Pe Aye | Weightlifting | 1964 Summer | |
| San Aye | Football | 1972 Summer | |
| Anouar Ayed | Tunisia | Handball | 2000 Summer, 2012 Summer | |
| Lotfi Ayed | Sweden | Boxing | 1984 Summer, 1988 Summer | |
| Makrem Ayed | Tunisia | Judo | 1996 Summer, 2000 Summer | |
| Thomas Ayeko | Uganda | Athletics | 2012 Summer | |
| Bayu Ayele | Ethiopia | Boxing | 1968 Summer | |
| Élisabeth d'Ayen | France | Tennis | 1920 Summer | |
| Luis Ayesa | Philippines | Swimming | 1968 Summer, 1972 Summer | |
| Peter Ayesu | Malawi | Boxing | 1984 Summer, 1988 Summer | |
| Phillimon Ayesu | 1984 Summer | |
| Zied Ayet Ikram | Tunisia, Morocco | Wrestling | 2012 Summer, 2016 Summer | |
| Louise Ayétotché | Ivory Coast | Athletics | 1992 Summer, 2000 Summer | |
| Kwame Ayew | Ghana | Football | 1992 Summer | |
| Camille Ayglon | France | Handball | 2008 Summer, 2012 Summer, 2016 Summer | |
| Süreyya Ayhan | Turkey | Athletics | 2000 Summer | |
| Ahmet Ayık | Wrestling | 1964 Summer, 1968 Summer | |
| Miranda Ayim | Canada | Basketball | 2012 Summer, 2016 Summer, 2020 Summer | |
| Fatai Ayinla | Nigeria | Boxing | 1968 Summer, 1972 Summer | |
| Alain Ayissi | Cameroon | Road cycling | 1984 Summer | |
| Claire Ayivon | Togo | Rowing | 2016 Summer, 2020 Summer | |
| Burhan Atak | Turkey | Football | 1928 Summer | |
| Turgut Aykaç | Boxing | 1984 Summer | |
| Kaan Aykutsun | 2024 Summer | |
| Astrid Ayling | Great Britain | Rowing | 1980 Summer, 1984 Summer | |
| Louise Ayling | New Zealand | 2012 Summer | |
| Richard Ayling | Great Britain | 1976 Summer | |
| Richard Aylmer | Cross country skiing | 1956 Winter | |
| Russell Williams Aylsworth [ Wikidata ] | Hong Kong | Sailing | 2024 Summer | |
| Horace Aylwin | Canada | Athletics | 1924 Summer | |
| Luciana Aymar | Argentina | Field hockey | 2000 Summer, 2004 Summer, 2008 Summer, 2012 Summer | |
| Virginia Aymard [ Wikidata ] | Gabon | Judo | 2024 Summer | |
| Thiérry Aymes | France | Artistic gymnastics | 1996 Summer | |
| Célia Aymonier | Cross country skiing, Biathlon | 2014 Winter, 2018 Winter | |
| Kévin Aymoz | Figure skating | 2022 Winter | |
| Duygu Aynacı | Turkey | Weightlifting | 2016 Summer | |
| Younes El Aynaoui | Morocco | Tennis | 1992 Summer, 2004 Summer | |
| Gabriel Aynat | Spain | Track cycling | 1992 Summer | |
| Mohammad Aynutdin | Afghanistan | Wrestling | 1980 Summer | |
| Sal Ayob | Malaysia | Canoe slalom | 1996 Summer | |
| Oscar Ayodi | Kenya | Rugby sevens | 2016 Summer | |
| Silver Ayoo | Uganda | Athletics | 1972 Summer, 1980 Summer | |
| Daniel Ayora | Peru | Swimming | 1980 Summer | |
| María Pia Ayora | 1980 Summer | |
| Souheil Ayoub | Lebanon | Fencing | 1968 Summer | |
| Abdessalem Ayouni | Tunisia | Athletics | 2020 Summer | |
| Lisseth Ayoví | Ecuador | Weightlifting | 2024 Summer | |
| David Ayrapetyan | Russia | Boxing | 2008 Summer, 2012 Summer | |
| Denis Ayrapetyan | Russian Olympic Committee | Short track speed skating | 2022 Winter | |
| Dan Ayrault | United States | Rowing | 1956 Summer, 1960 Summer | |
| Garry Ayre | Canada | Football | 1976 Summer | |
| Sanjay Ayre | Jamaica | Athletics | 2000 Summer, 2008 Summer | |
| Robin Ayres | Great Britain | Canoe sprint | 1988 Summer | |
| Imogen Ayris | New Zealand | Athletics | 2024 Summer | |
| Ersin Ayrłksa | Turkey | Alpine skiing | 1976 Winter | |
| Maxwell Ayrton | Great Britain | Art competitions | 1928 Summer, 1948 Summer | |
| Ahmet Aytar | Turkey | Athletics | 1952 Summer | |
| Sarah Ayton | Great Britain | Sailing | 2004 Summer, 2008 Summer | |
| Andrés Ayub | Chile | Wrestling | 2012 Summer | |
| Kayum Ayub | Afghanistan | 1968 Summer | |
| Muhammad Ayub | Pakistan | Athletics | 1956 Summer | |
| Sayed Mohammad Ayub | Afghanistan | Field hockey | 1936 Summer | |
| Elías Larry Ayuso | Puerto Rico | Basketball | 2004 Summer | |
| Juan Ayuso | Spain | Road cycling | 2024 Summer | |
| Kazım Ayvaz | Turkey | Wrestling | 1960 Summer, 1964 Summer, 1968 Summer | |
| Artur Ayvazyan | Ukraine | Shooting | 2000 Summer, 2004 Summer, 2008 Summer, 2012 Summer | |
| Mohamed Al-Aywan | Lebanon | Weightlifting | 1988 Summer | |
| Dharun Ayyasamy | India | Athletics | 2016 Summer | |
| Julian Azaad | Argentina | Beach volleyball | 2020 Summer | |
| Ahmed Azab [ Wikidata ] | Egypt | Volleyball | 2024 Summer | |
| Ziya Azak | Turkey | Equestrian eventing | 1948 Summer | |
| Jan Azam | Pakistan | Shooting | 1952 Summer | |
| Khurshid Azam | Field hockey | 1964 Summer | |
| Muhammad Azam | Weightlifting | 1960 Summer, 1964 Summer | |
| Benjamin Azamati | Ghana | Athletics | 2020 Summer, 2024 Summer | |
| Stéphane Azambre | France | Cross country skiing | 1992 Winter, 1994 Winter | |
| Isabelle Azanga | Republic of the Congo | Handball | 1980 Summer | |
| William Azanor | Nigeria | Boxing | 1980 Summer | |
| Amado Azar | Argentina | 1932 Summer | |
| Maia Azarashvili | Soviet Union, Georgia | Athletics | 1988 Summer, 1996 Summer | |
| Saeed Azarbayjani | Canada | Wrestling | 2008 Summer | |
| Victoria Azarenka | Belarus | Tennis | 2008 Summer, 2012 Summer | |
| Mohammad Azarhazin | Iran | Boxing | 1976 Summer | |
| Alireza Azari | Weightlifting | 1992 Summer | |
| Elena Azarova | Russia | Artistic swimming | 1996 Summer, 2000 Summer, 2004 Summer | |
| Tatyana Azarova | Kazakhstan | Athletics | 2008 Summer, 2012 Summer | |
| Amir Ali Azarpira | Iran | Wrestling | 2024 Summer | |
| Albert Azaryan | Soviet Union | Artistic gymnastics | 1956 Summer, 1960 Summer | |
| Eduard Azaryan | 1980 Summer | |
| Fayek 'Adly 'Azb | Egypt | Boxing | 1984 Summer | |
| Andrés Azcárraga | Mexico | Equestrian jumping | 2024 Summer | |
| Jaime Azcárraga | 1984 Summer, 1988 Summer, 1992 Summer, 2012 Summer | |
| Edison Azcona | Dominican Republic | Football | 2024 Summer | |
| Esteban Azcue | Spain | Shooting | 1976 Summer | |
| Hércules Azcune | Uruguay | Athletics | 1948 Summer, 1952 Summer | |
| Filiberto Azcuy | Cuba | Wrestling | 1996 Summer, 2000 Summer, 2004 Summer | |
| Isaac Azcuy | Judo | 1972 Summer, 1980 Summer | |
| Muhammad Azeem | Pakistan | Wrestling | 1988 Summer | |
| Daichi Azegami | Japan | Cross country skiing | 2002 Winter | |
| Mohammad Al-Azemi | Kuwait | Athletics | 2004 Summer, 2008 Summer, 2012 Summer | |
| Ned Azemia | Seychelles | 2016 Summer, 2020 Summer | |
| Ana Carolina Azevedo | Brazil | 2020 Summer, 2024 Summer | |
| Antônio Azevedo | Swimming | 1972 Summer | |
| Cátia Azevedo | Portugal | Athletics | 2016 Summer, 2020 Summer, 2024 Summer | |
| Décio de Azevedo | Brazil | Volleyball | 1964 Summer, 1968 Summer | |
| Emily Azevedo | United States | Bobsleigh | 2010 Winter | |
| João Azevedo | Portugal | Equestrian jumping | 1956 Summer | |
| João Azevedo | Shooting | 2020 Summer | |
| Jorge Azevedo | Brazil | Archery | 1988 Summer | |
| José Azevedo | Portugal | Road cycling | 1996 Summer, 2000 Summer | |
| Luiz de Azevedo | Brazil | Basketball | 1988 Summer | |
| Luiz Felipe de Azevedo | Equestrian jumping | 1996 Summer, 2000 Summer | |
| Tonny Azevedo | Road cycling | 1992 Summer | |
| Tony Azevedo | United States | Water polo | 2000 Summer, 2004 Summer, 2008 Summer, 2012 Summer, 2016 Summer | |
| Wanderley Magalhães Azevedo | Brazil | Road cycling | 1988 Summer, 1992 Summer | |
| Abzal Azhgaliyev | Kazakhstan | Short track speed skating | 2014 Winter, 2018 Winter, 2022 Winter | |
| Nurkanat Azhikanov | Karate | 2020 Summer | |
| Yasmina Aziez | France | Taekwondo | 2016 Summer | |
| Aziz Azim | Morocco | Football | 1992 Summer | |
| Hamid Mohamed Azim | Egypt | Volleyball | 1976 Summer | |
| Moldir Azimbay | Kazakhstan | Artistic gymnastics | 2012 Summer | |
| Abdul Shacour Azimi | Afghanistan | Football | 1948 Summer | |
| Musayed Al-Azimi | Kuwait | Athletics | 2000 Summer | |
| Abdulla Azimov | Uzbekistan | Artistic gymnastics | 2024 Summer | |
| Orlando Azinhais | Portugal | Fencing | 1960 Summer | |
| Atabek Azisbekov | Kyrgyzstan | Wrestling | 2020 Summer | |
| Abdul Aziz | Pakistan | Athletics | 1952 Summer, 1956 Summer | |
| Abdul Aziz | Wrestling | 1956 Summer | |
| Abdul-Wahid Aziz | Iraq | Weightlifting | 1960 Summer | |
| Ibrahim Aziz | United Arab Emirates | Athletics | 1984 Summer | |
| Rashid Bel Aziz | Morocco | Wrestling | 1996 Summer | |
| Tahar Aziz | Boxing | 1968 Summer | |
| Tariq Aziz | Pakistan | Field hockey | 1964 Summer, 1968 Summer | |
| Tariq Aziz | 2004 Summer | |
| Usama Aziz | Sweden | Wrestling | 1992 Summer, 1996 Summer | |
| Alireza Azizi | Iran | Football | 1972 Summer | |
| Masoud Azizi | Afghanistan | Athletics | 2004 Summer, 2008 Summer, 2012 Summer | |
| Sofiane el Azizi | Algeria | Fencing | 2004 Summer | |
| Emin Azizov | Azerbaijan | Wrestling | 2008 Summer | |
| Magomed Azizov | Unified Team, Russia | 1992 Summer, 1996 Summer | |
| Mehman Azizov | Azerbaijan | Judo | 2000 Summer, 2004 Summer, 2008 Summer | |
| Minneula Azizov | Soviet Union | Field hockey | 1980 Summer | |
| Ramin Azizov | Azerbaijan | Taekwondo | 2012 Summer | |
| Farida Azizova | 2012 Summer, 2016 Summer, 2020 Summer | |
| Sayed Khwaja Aziz-ud-Din | India | Football | 1952 Summer, 1956 Summer | |
| Garikoitz Azkue | Spain | Rowing | 1992 Summer | |
| Bilal Said Al-Azma | Saudi Arabia | Athletics | 1972 Summer | |
| Ahmad Amsyar Azman | Malaysia | Diving | 2016 Summer | |
| Mohamed Azmi | United Arab Republic | Water polo | 1960 Summer | |
| Nora Azmy | Egypt | Artistic swimming | 2020 Summer | |
| Eduardo Aznar | Spain | Sailing | 1948 Summer | |
| Juan Alonso Aznar | 1968 Summer | |
| Karina Aznavourian | Russia | Fencing | 1996 Summer, 2000 Summer, 2004 Summer | |
| Mónica Azón | Spain | Sailing | 2004 Summer, 2008 Summer | |
| Sandra Azón | 2000 Summer, 2004 Summer, 2008 Summer | |
| Jérémie Azou | France | Rowing | 2012 Summer, 2016 Summer | |
| Mohamed El-Azoul | Egypt | Swimming | 1988 Summer, 1992 Summer | |
| Ethan Azoulay | Israel | Football | 2024 Summer | |
| Sam Azoulay | Morocco | Wrestling | 1960 Summer | |
| Rafael Azpeitia | Mexico | Water polo | 1972 Summer | |
| César Azpilicueta | Spain | Football | 2012 Summer | |
| Oren Azrad | Israel | Swimming | 2000 Summer | |
| Vazgen Azrojan | Armenia | Figure skating | 2006 Winter | |
| Jeremiah Azu | Great Britain | Athletics | 2024 Summer | |
| Víctor Azúcar | El Salvador | Football | 1968 Summer | |
| Doménica Azuero | Ecuador | Cycling BMX racing | 2020 Summer | |
| Uzoma Azuka | Nigeria | Handball | 1992 Summer | |
| Koichi Azuma | Japan | Track cycling | 1988 Summer | |
| Matsuo Azuma | Fencing | 1988 Summer | |
| Miyoko Azuma | Swimming | 1964 Summer | |
| Nobuyuki Azuma | Fencing | 1984 Summer | |
| Rio Azuma | 2020 Summer | |
| Sera Azuma | 2020 Summer, 2024 Summer | |
| Takeshi Azuma | Ice hockey | 1976 Winter, 1980 Winter | |
| Yoshihiro Azuma | Athletics | 2012 Summer | |
| Clara Azurmendi | Spain | Badminton | 2020 Summer | |
| Marina Azyabina | Unified Team | Athletics | 1992 Summer | |
| Habib Ben Azzabi | Tunisia | Modern pentathlon | 1960 Summer | |
| Keisha Fatimah Azzahra | Azerbaijan | Badminton | 2024 Summer | |
| Mohamed Azzaoui | Algeria | Boxing | 2000 Summer | |
| Dominique Azzaro | France | 1968 Summer | |
| Mohanad Al-Azzawi | Iraq | Swimming | 2012 Summer | |
| Omar Azzeb | Algeria | Handball | 1980 Summer, 1984 Summer, 1988 Summer | |
| Rachid Azzedine | France | Boxing | 2012 Summer | |
| Jennifer Azzi | United States | Basketball | 1996 Summer | |
| Samir Azzimani | Morocco | Alpine skiing, Cross country skiing | 2010 Winter, 2018 Winter | |
| Giovanni Azzini | Italy | Football | 1952 Summer | |
| Yasmina Azzizi-Kettab | Algeria | Athletics | 2000 Summer | |
| Leonardo Azzola | West Germany | Figure skating | 1984 Winter | |
| Michele Azzola | Italy | Wrestling | 1984 Summer | |
| Jack Frendo Azzopardi | Malta | Water polo | 1936 Summer | |
| Joshua Azzopardi | Australia | Athletics | 2024 Summer | |
| Hassane Azzoun | Algeria | Judo | 2008 Summer | |
| Azzedine Azzouzi | Athletics | 1972 Summer | |
| Oussama El Azzouzi | Morocco | Football | 2024 Summer | |
| Rachid Azzouzi | 1992 Summer | |