| Name | Nation | Sport | Games | Notes |
|---|
| Ku Bon-chan | South Korea | Archery | 2016 Summer | |
| Ku Chin-shui | Chinese Taipei | Athletics | 1984 Summer | |
| Ku Hyo-jin | South Korea | Swimming | 2000 Summer | |
| Ku Kuo-chian | Chinese Taipei | Baseball | 1992 Summer | |
| Lajos Kű | Hungary | Football | 1972 Summer | |
| Ku Min-jung | South Korea | Volleyball | 2000 Summer, 2004 Summer | |
| Ku Wai Ming | Hong Kong | Athletics | 1992 Summer | |
| Ku Yong-jo | North Korea | Boxing | 1976 Summer, 1980 Summer | |
| Kuan Chia-hsien | Chinese Taipei | Swimming | 2000 Summer | |
| Kuan King Lam | Malaya | Weightlifting | 1960 Summer | |
| Lai Kuan-Chieh [ Wikidata ] | Chinese Taipei | Canoe sprint | 2024 Summer | |
| Kuang Lubin | China | Basketball | 1984 Summer | |
| Noah Kuavita | Belgium | Artistic gymnastics | 2024 Summer | |
| Filip Kuba | Czech Republic | Ice hockey | 2006 Winter, 2010 Winter | |
| Zdeněk Kuba | Czechoslovakia | Rowing | 1968 Summer, 1972 Summer | |
| Dawid Kubacki | Poland | Ski jumping | 2014 Winter, 2018 Winter, 2022 Winter | |
| Rafał Kubacki | Judo | 1992 Summer, 1996 Summer, 2000 Summer | |
| Robert Kubaczyk | Athletics | 2012 Summer | |
| Ralph Kubail | West Germany | Rowing | 1976 Summer | |
| Jana Kubala | Austria | Shooting | 1992 Summer | |
| Přemysl Kubala | Czech Republic | Beach volleyball | 2012 Summer | |
| Marcela Kubalčíková | Swimming | 1996 Summer | |
| Dominik Kubalík | Ice hockey | 2018 Winter | |
| Nathalie Kubalski | Germany | Field hockey | 2024 Summer | |
| Kanykei Kubanychbekova | Kyrgyzstan | Shooting | 2020 Summer | |
| Bohumil Kubát | Czechoslovakia | Wrestling | 1960 Summer, 1964 Summer | |
| Tameem Al-Kubati | Yemen | Taekwondo | 2012 Summer | |
| Pavel Kubec | Czechoslovakia, Czech Republic | Shooting | 1992 Summer, 1996 Summer | |
| Eduard Kubelík | Czech Republic | Athletics | 2024 Summer | |
| Katherina Kubenk | Canada | Freestyle skiing | 1994 Winter | |
| Nicole Kubes | United States | Judo | 2004 Summer | |
| Andrzej Kubiak | Poland | Wrestling | 1988 Summer | |
| Czesław Kubiak | Field hockey | 1960 Summer | |
| Dawid Kubiak | Equestrian jumping | 2024 Summer | |
| Eugeniusz Kubiak | Rowing | 1964 Summer | |
| Grzegorz Kubiak | Equestrian jumping | 2004 Summer | |
| Mariusz Kubiak | Field hockey | 1980 Summer | |
| Michał Kubiak | Volleyball | 2012 Summer, 2016 Summer, 2020 Summer | |
| Ryszard Kubiak | Rowing | 1972 Summer, 1976 Summer, 1980 Summer | |
| Ján Kubica | Slovakia | Canoe sprint | 1996 Summer, 2000 Summer | |
| Mikołaj Kubica | Poland | Artistic gymnastics | 1964 Summer, 1968 Summer, 1972 Summer | |
| Sylwester Kubica | 1968 Summer, 1972 Summer | |
| Wilhelm Kubica | 1964 Summer, 1968 Summer, 1972 Summer | |
| Petr Kubíček | Czechoslovakia | Canoe sprint | 1980 Summer | |
| Tomáš Kubíček | Fencing | 1992 Summer | |
| Jan Kubičík | Czech Republic | Snowboarding | 2018 Winter | |
| Hermann Kubik | Austria | Rowing | 1936 Summer | |
| Terry Kubicka | United States | Figure skating | 1976 Winter | |
| Václav Kubička | Czechoslovakia | Artistic gymnastics | 1964 Summer, 1968 Summer | |
| Jeremi Kubicki | Poland | Art competitions | 1932 Summer, 1936 Summer | |
| Jana Kubičková-Posnerová | Czechoslovakia | Artistic gymnastics | 1964 Summer, 1968 Summer | |
| Renata Kubik | Serbia | Canoe sprint | 2012 Summer | |
| Wojciech Kubik | Poland | Luge | 1972 Winter | |
| Milada Kubíková | Czechoslovakia | Figure skating | 1964 Winter | |
| Róbert Kubín [ Wikidata ] | Slovakia | Sailing | 2024 Summer | |
| Pavel Kubina | Czech Republic | Ice hockey | 2002 Winter, 2006 Winter, 2010 Winter | |
| Kornelia Kubińska | Poland | Cross country skiing | 2010 Winter, 2014 Winter | |
| Frigyes Kubinyi | Hungary | Boxing | 1936 Summer | |
| Lukáš Kubiš | Slovakia | Road cycling | 2020 Summer, 2024 Summer | |
| Johnson Kubisa | Botswana | Athletics | 1996 Summer, 2000 Summer, 2004 Summer | |
| Jan Kubista | Czechoslovakia | 1988 Summer | |
| Oldřich Kubišta | Fencing | 1980 Summer | |
| Grete Kubitschek | Austria | Figure skating | 1928 Winter | |
| Werner Kubitzki | Germany | Field hockey | 1936 Summer | |
| Jacek Kubka | Poland | Shooting | 1992 Summer | |
| Ieva Kubliņa | Latvia | Basketball | 2008 Summer | |
| Akira Kubo | Japan | Modern pentathlon | 1972 Summer, 1976 Summer | |
| Hanae Kubo | Ice hockey | 2014 Winter, 2018 Winter, 2022 Winter | |
| Kanji Kubo | Shooting | 1964 Summer, 1972 Summer, 1976 Summer | |
| Noriko Kubo | Fencing | 1996 Summer | |
| Taeko Kubo | Diving | 1972 Summer | |
| Takefusa Kubo | Football | 2020 Summer | |
| Tokuko Kubo | Handball | 1976 Summer | |
| Kazushige Kuboki | Track cycling | 2016 Summer, 2024 Summer | |
| Satomi Kubokura | Athletics | 2008 Summer, 2012 Summer, 2016 Summer | |
| Kanji Kubomura | Track cycling | 1960 Summer | |
| Eugène Kuborn | Luxembourg | Swimming, Water polo | 1924 Summer, 1928 Summer | |
| Łukasz Kubot | Poland | Tennis | 2012 Summer, 2016 Summer, 2020 Summer | |
| Hiroyoshi Kubota | Japan | Athletics | 1936 Summer | |
| Kyoko Kubota | Artistic gymnastics | 1956 Summer | |
| Manaka Kubota [ Wikidata ] | Canoe sprint | 2020 Summer | |
| Masami Kubota | Artistic gymnastics | 1956 Summer | |
| Michio Kubota | Nordic combined | 1976 Winter, 1980 Winter | |
| Minoru Kubota | Weightlifting | 1960 Summer | |
| Simona Kubová | Czech Republic | Swimming | 2012 Summer, 2016 Summer, 2020 Summer | |
| Valentin Kubrakov | Russia | Basketball | 2000 Summer | |
| Natalya Kubrina | Kazakhstan | Handball | 2008 Summer | |
| Bohumil Kubrycht | Bohemia | Road cycling | 1912 Summer | |
| Shakes Kubuitsile | Botswana | Boxing | 1988 Summer | |
| Christian Kubusch | Germany | Swimming | 2008 Summer | |
| Dariusz Kuć | Poland | Athletics | 2008 Summer, 2012 Summer | |
| Marina Kuč | Serbia and Montenegro, Montenegro | Swimming | 2004 Summer, 2008 Summer | |
| Arben Kucana | Albania | Shooting | 2012 Summer | |
| Jozef Kucej | Czechoslovakia, Slovakia | Athletics | 1988 Summer, 1992 Summer, 1996 Summer | |
| František Kučera | Czech Republic | Ice hockey | 1998 Winter | |
| Jiří Kučera | 1994 Winter | |
| John Kucera | Canada | Alpine skiing | 2006 Winter | |
| Kamil Kučera [ Wikidata ] | Czech Republic | Weightlifting | 2024 Summer | |
| Karol Kučera | Slovakia | Tennis | 1996 Summer, 2000 Summer, 2004 Summer | |
| Martin Kučera | Athletics | 2016 Summer | |
| Milan Kučera | Czechoslovakia, Czech Republic | Nordic combined | 1992 Winter, 1994 Winter, 1998 Winter, 2002 Winter | |
| Oldřich Kučera | Czechoslovakia | Ice hockey | 1936 Winter | |
| René Kučera | Czechoslovakia, Czech Republic | Canoe sprint | 1992 Summer, 1996 Summer | |
| Tomáš Kučera | Czechoslovakia | Nordic combined | 1968 Winter, 1972 Winter | |
| Tomáš Kučera | Czech Republic | Football | 2000 Summer | |
| Vladimír Kučera | Czechoslovakia | Boxing | 1964 Summer, 1968 Summer | |
| Miloslav Kučeřík | Artistic gymnastics | 1980 Summer | |
| Nikol Kučerová | Czech Republic | Freestyle skiing | 2014 Winter, 2018 Winter, 2022 Winter | |
| Jobst Kuch | Germany | Art competitions | 1936 Summer | |
| Matt Kuchar | United States | Golf | 2016 Summer | |
| Wacław Kuchar | Poland | Football | 1924 Summer | |
| Alfred Kucharczyk | Artistic gymnastics | 1960 Summer, 1964 Summer | |
| Krzysztof Kucharczyk | Shooting | 1988 Summer, 1992 Summer, 1996 Summer, 2000 Summer | |
| József Kucharik | Hungary | Art competitions | 1932 Summer | |
| Kazimierz Kucharski | Poland | Athletics | 1936 Summer | |
| Leszek Kucharski | Table tennis | 1988 Summer, 1992 Summer | |
| Tomasz Kucharski | Rowing | 2000 Summer, 2004 Summer | |
| Beata Kucharzewska | Judo | 1996 Summer | |
| Fritz Kuchen | Switzerland | Shooting | 1920 Summer | |
| Otto Kuchenbecker | Germany | Basketball | 1936 Summer | |
| Oleg Kutscherenko | Unified Team, Germany | Wrestling | 1992 Summer, 1996 Summer | |
| Sergey Kucherov | Russia | Track cycling | 2008 Summer, 2012 Summer | |
| Sergey Kucheryanu | Athletics | 2012 Summer | |
| Mladen Kuchev | Bulgaria | Weightlifting | 1968 Summer, 1972 Summer | |
| Alfred Kuchevsky | Soviet Union | Ice hockey | 1956 Winter, 1960 Winter | |
| Natasha Kuchiki | United States | Figure skating | 1992 Winter | |
| Zakhar Kuchin [ Wikidata ] | Kazakhstan | Alpine skiing | 2022 Winter | |
| Natalia Kuchinskaya | Soviet Union | Artistic gymnastics | 1968 Summer | |
| Yulduz Kuchkarova | Uzbekistan | Swimming | 2012 Summer | |
| Albert Kuchler | Germany | Cross country skiing | 2022 Winter | |
| Hannah Küchler | Swimming | 2020 Summer | |
| Richard Kuchler | West Germany | Sailing | 1972 Summer | |
| Steven Küchler | Germany | Boxing | 2000 Summer | |
| Toni Küchler | Switzerland | Shooting | 1988 Summer, 1992 Summer | |
| Sergei Kuchmasov | Belarus | Diving | 2004 Summer, 2008 Summer | |
| Anvar Kuchmuradov | Uzbekistan | Athletics | 1996 Summer, 2000 Summer | |
| Zygfryd Kuchta | Poland | Handball | 1972 Summer, 1976 Summer | |
| Nikolay Kuchurin | Soviet Union | Athletics | 1952 Summer | |
| Ewa Kucińska | Poland | Diving | 1980 Summer | |
| Sigitas Kučinskas | Soviet Union | Rowing | 1988 Summer | |
| Benjamin Kuciński | Poland | Athletics | 2004 Summer | |
| Ivan Kučírek | Czechoslovakia | Track cycling | 1964 Summer, 1968 Summer, 1972 Summer | |
| Ryszard Kucjas | Poland | Artistic gymnastics | 1952 Summer | |
| John Kuck | United States | Athletics | 1928 Summer | |
| Jonathan Kuck | Speed skating | 2010 Winter, 2014 Winter | |
| Anton Kučmín | Slovakia | Athletics | 2012 Summer, 2016 Summer | |
| Gábor Kucsera | Hungary | Swimming | 1968 Summer | |
| Gábor Kucsera | Canoe sprint | 2008 Summer | |
| Mikuláš Kucsera | Czechoslovakia | Athletics | 1924 Summer | |
| Mária Kucserka | Hungary | 1972 Summer | |
| Abdurrahman Küçük [ Wikidata ] | Turkey | Alpine skiing | 1964 Winter | |
| Lefter Küçükandonyadis | Football | 1948 Summer | |
| Erol Küçükbakırcı | Road cycling, Track cycling | 1972 Summer, 1976 Summer | |
| Emrullah Küçükbay | Football | 1960 Summer | |
| Kemal Küçükbay | Road cycling | 2012 Summer | |
| Okyay Küçükkayalar | Archery | 1996 Summer | |
| Piotr Kuczera | Poland | Judo | 2020 Summer, 2024 Summer | |
| Sławomir Kuczko | Swimming | 2012 Summer | |
| Dorota Kuczkowska | Canoe sprint | 2008 Summer | |
| Csenge Kuczora | Hungary | Handball | 2024 Summer | |
| Jan Kuczyński | Poland | Wrestling | 1960 Summer | |
| Kamil Kuczyński | Track cycling | 2008 Summer, 2012 Summer | |
| Łukasz Kuczyński | Short track speed skating | 2022 Winter | |
| Con Kudaba | Canada | Water polo | 2008 Summer | |
| Yinka Kudaisi | Nigeria | Football | 2000 Summer, 2004 Summer | |
| Aleksandr Kudashev | Russian Olympic Committee | Swimming | 2020 Summer | |
| Alexei Kudashov | Russia | Ice hockey | 1994 Winter | |
| Ruslan Kudayev | Uzbekistan | Fencing | 2012 Summer | |
| Andrzej Kudelski | Poland | Wrestling | 1972 Summer | |
| Jaromír Kudera | Czech Republic | Luge | 2018 Winter | |
| Veronika Kudermetova | Russian Olympic Committee | Tennis | 2020 Summer | |
| Arkady Kudinov | Soviet Union | Rowing | 1968 Summer | |
| Vasily Kudinov | Unified Team, Russia | Handball | 1992 Summer, 1996 Summer, 2000 Summer, 2004 Summer | |
| Yuri Kudinov | Kazakhstan | Marathon swimming | 2012 Summer | |
| Anastassya Kudinova | Athletics | 2016 Summer | |
| Aigars Kudis | Soviet Union | Swimming | 1976 Summer | |
| Denis Kudla | Germany | Wrestling | 2016 Summer, 2020 Summer | |
| Denis Kudla | United States | Tennis | 2016 Summer | |
| Michał Kudła | Poland | Canoe sprint | 2016 Summer | |
| Leszek Kudłacik | Boxing | 1952 Summer | |
| Jan Kudlička | Czech Republic | Athletics | 2008 Summer, 2012 Summer, 2016 Summer | |
| Jiřina Kudličková | 2012 Summer, 2016 Summer | |
| Wojciech Kudlik | Poland | Canoe slalom | 1972 Summer | |
| Adnan Kudmani | Syria | Wrestling | 1980 Summer | |
| Ahmed Al-Kudmani | Saudi Arabia | Swimming | 2000 Summer, 2004 Summer | |
| Akio Kudo | Japan | Field hockey | 1968 Summer | |
| Akira Kudo | Wrestling | 1976 Summer | |
| Atsuo Kudo | Ice hockey | 1998 Winter | |
| Hirofumi Kudo | Curling | 1998 Winter | |
| Hiroshi Kudo | Cross country skiing | 2002 Winter | |
| Kimihisa Kudo | Ice hockey | 1964 Winter, 1968 Winter | |
| Kohei Kudo | Snowboarding | 2010 Winter | |
| Kyoko Kudo | Water polo | 2020 Summer | |
| Seiji Kudo | Cross country skiing | 1972 Winter | |
| Sukenobu Kudō | Speed skating | 1952 Winter | |
| Jan Kudra | Poland | Road cycling | 1964 Summer | |
| Olga Kudrashova | Belarus | Biathlon | 2010 Winter | |
| Nataliya Kudreva | Soviet Union | Volleyball | 1972 Summer | |
| Sergey Kudrevich | Belarus | Diving | 1996 Summer | |
| Andrej Kudrna | Slovakia | Ice hockey | 2018 Winter | |
| Bohumil Kudrna | Czechoslovakia | Canoe sprint | 1948 Summer, 1952 Summer | |
| Vladimír Kudrna | Shooting | 1960 Summer, 1964 Summer | |
| Valeriy Kudryashov | Ukraine | Sailing | 2012 Summer | |
| Aleksey Kudryavtsev | Unified Team | Swimming | 1992 Summer | |
| Yana Kudryavtseva | Russia | Rhythmic gymnastics | 2016 Summer | |
| Sergey Kudryayev | Soviet Union | Swimming | 1988 Summer | |
| Besik Kudukhov | Russia | Wrestling | 2008 Summer, 2012 Summer | |
| Merhawi Kudus | Eritrea | Road cycling | 2020 Summer | |
| Viktor Kudynskyi | Soviet Union | Athletics | 1968 Summer | |
| Sviatlana Kudzelich | Belarus | 2012 Summer, 2016 Summer | |
| Lucjan Kudzia | Poland | Luge | 1964 Winter, 1968 Winter, 1972 Winter | |
| Philip Kueber | Canada | Rowing | 1956 Summer | |
| Kris Kuehl | United States | Athletics | 2000 Summer | |
| Louis Kuehn | Diving | 1920 Summer | |
| Cédric Kuentz | France | Speed skating | 1998 Winter, 2002 Winter | |
| Théo Kueny | Wrestling | 1924 Summer | |
| Gustavo Kuerten | Brazil | Tennis | 2000 Summer, 2004 Summer | |
| Fabiana Kuestner | Handball | 2004 Summer | |
| Paul Kuété | Cameroon | Athletics | 1992 Summer | |
| Laure Kuetey | Benin | 1992 Summer, 1996 Summer, 2000 Summer | |
| Jan Kuf | Czech Republic | Modern pentathlon | 2016 Summer, 2020 Summer | |
| Christoph Küffer | Switzerland | Rowing | 1992 Summer | |
| Andreas Kuffner | Germany | 2012 Summer, 2016 Summer | |
| Samuel Kuffour | Ghana | Football | 1992 Summer, 1996 Summer | |
| Björn Kugelberg | Sweden | Athletics | 1928 Summer | |
| Erik Kugelberg | 1912 Summer | |
| Jey Kugeler | Luxembourg | Artistic gymnastics | 1936 Summer, 1948 Summer, 1952 Summer | |
| Rudy Kugeler | Fencing | 1960 Summer | |
| Attila Kugler | Hungary | Canoe sprint | 2016 Summer | |
| Frank Kugler | United States | Tug of war, Weightlifting, Wrestling | 1904 Summer | |
| Joachim Kugler | West Germany | Athletics | 1968 Summer | |
| Sándor Kugler | Hungary | Swimming | 1908 Summer | |
| Susann Kuhfittig | East Germany | Cross country skiing | 1988 Winter | |
| Fritz Kühl | Germany | Athletics | 1960 Summer, 1964 Summer | |
| Jürgen Kühl | 1956 Summer | |
| Marcus Kuhl | West Germany | Ice hockey | 1980 Winter, 1984 Winter | |
| Patrick Kühl | East Germany, Germany | Swimming | 1988 Summer, 1992 Summer | |
| Stephan Kuhl [ Wikidata ] | Germany | Badminton | 1992 Summer | |
| Herbert von Kuhlberg | Russia | Swimming | 1912 Summer | |
| Sebu Kuhlberg | Finland | Snowboarding | 1998 Winter | |
| William Kuhlemeier | United States | Artistic gymnastics | 1932 Summer | |
| Anne Kuhm | France | 2012 Summer | |
| Alois Kuhn | Germany | Ice hockey | 1936 Winter | |
| André Kuhn | Switzerland | Fencing | 1988 Summer, 1992 Summer | |
| Axel Kühn | Germany | Bobsleigh | 1992 Winter | |
| Bernd Kuhn | West Germany | Ice hockey | 1968 Winter, 1972 Winter | |
| Bodo Kuhn | Athletics | 1988 Summer | |
| Charles-Gustave Kuhn | Switzerland | Equestrian jumping | 1928 Summer | |
| Detlef Kühn | East Germany | Wrestling | 1980 Summer | |
| Dieter Kühn | Football | 1980 Summer | |
| Enrico Kühn | Germany | Bobsleigh | 2002 Winter, 2006 Winter | |
| Erich Kuhn | Art competitions | 1936 Summer | |
| Frédéric Kuhn | France | Athletics | 1992 Summer | |
| Friedrich Kuhn | Germany | Bobsleigh | 1952 Winter | |
| Gabriele Kühn | East Germany | Rowing | 1976 Summer, 1980 Summer | |
| Jean-Pierre Kuhn | Luxembourg | Road cycling | 1924 Summer | |
| Johannes Kühn | Germany | Biathlon | 2018 Winter, 2022 Winter | |
| Julius Kühn | Handball | 2016 Summer, 2020 Summer | |
| Kaila Kuhn | United States | Freestyle skiing | 2022 Winter | |
| Karel Kuhn | Czechoslovakia | Basketball | 1936 Summer | |
| Karl Kühn | Austria | Road cycling | 1936 Summer | |
| Ludwig Kuhn | Germany | Ice hockey | 1952 Winter | |
| Monika Kühn | West Germany, Germany | Diving | 1988 Summer, 1992 Summer | |
| Nelson Kuhn | Canada | Rowing | 1960 Summer | |
| Simone Kuhn | Switzerland | Beach volleyball | 2004 Summer, 2008 Summer, 2012 Summer | |
| Stefan Kuhn | Canada | Cross country skiing | 2010 Winter | |
| Wolfram Kühn | East Germany | Road cycling | 1972 Summer | |
| Xavier Kuhn | France | Freestyle skiing | 2010 Winter | |
| Anke Kühne | Germany | Field hockey | 2004 Summer, 2008 Summer | |
| Frank Kühne | East Germany | Swimming | 1980 Summer | |
| Marc Kühne | Germany | Bobsleigh | 2006 Winter | |
| Michael Kühne | Diving | 1992 Summer, 1996 Summer | |
| Rita Kühne | East Germany | Athletics | 1972 Summer | |
| Tobias Kühne | Germany | Rowing | 2004 Summer | |
| Kea Kühnel | Freestyle skiing | 2018 Winter | |
| Rudolf Kühnel | Austria | Athletics | 1924 Summer | |
| Sylvia Kühnemund | Germany | 1996 Summer | |
| Torsten Kühnemund | East Germany | Fencing | 1988 Summer | |
| Uta Kühnen | Germany | Judo | 2000 Summer, 2004 Summer | |
| Jochen Kühner | Rowing | 2008 Summer, 2012 Summer | |
| Martin Kühner | 2008 Summer, 2012 Summer | |
| Max Kühner | Austria | Equestrian jumping | 2024 Summer | |
| Othmar Kuhner | Germany | Wrestling | 2000 Summer | |
| Floé Kühnert | Athletics | 2004 Summer | |
| Helmut Kuhnert | Speed skating | 1956 Winter, 1960 Winter, 1964 Winter | |
| Erich Kühnhackl | West Germany | Ice hockey | 1972 Winter, 1976 Winter, 1984 Winter | |
| Tom Kühnhackl | Germany | 2022 Winter | |
| Stefan Kuhnke | West Germany | Rowing | 1972 Summer | |
| Corinna Kuhnle | Austria | Canoe slalom | 2012 Summer, 2016 Summer, 2024 Summer | |
| Irina Kuhnt | Germany | Field hockey | 1992 Summer, 1996 Summer | |
| Veit Kührt | Ski jumping | 1960 Winter | |
| Wilhelm Kuhweide | Germany, West Germany | Sailing | 1964 Summer, 1968 Summer, 1972 Summer, 1976 Summer, 1984 Summer | |
| Kui Yuanyuan | China | Artistic gymnastics | 1996 Summer, 2000 Summer | |
| Frans Kuijper | Netherlands | Water polo | 1928 Summer | |
| Eddy Kuijpers | Fencing | 1948 Summer | |
| Ruud Kuijten | Belgium | Badminton | 2000 Summer | |
| Piet van der Kuil | Netherlands | Football | 1952 Summer | |
| René van der Kuil | Swimming | 1976 Summer | |
| Eljo Kuiler | Diving | 1968 Summer | |
| David Kuiper | Rowing | 2008 Summer | |
| Geert Kuiper | Speed skating | 1984 Winter | |
| Hennie Kuiper | Road cycling | 1972 Summer | |
| Benno Kuipers | Swimming | 1996 Summer, 2000 Summer | |
| Ellen Kuipers | Field hockey | 1996 Summer | |
| Foeke Kuipers | Art competitions | 1936 Summer | |
| Frits Kuipers | Football | 1920 Summer | |
| Karin Kuipers | Water polo | 2000 Summer | |
| Natalia Kuipers | Virgin Islands | Swimming | 2020 Summer, 2024 Summer | |
| Simon Kuipers | Netherlands | Speed skating | 2006 Winter, 2010 Winter | |
| Antti Kuisma | Finland | Nordic combined | 2006 Winter | |
| Väinö Kuisma | Athletics | 1960 Summer | |
| Simo Kuismanen | Canoe sprint | 1956 Summer, 1960 Summer | |
| Markku Kuismin | Sailing | 1992 Summer | |
| Reijo Kuistila | Equestrian eventing | 1956 Summer | |
| Antoinette Kuiters | South Africa | Artistic gymnastics | 1960 Summer | |
| Erja Kuivalainen | Finland | Cross country skiing | 1984 Winter | |
| Reino Kuivamäki | Athletics | 1948 Summer, 1952 Summer | |
| Urho Kujanpää | 2024 Summer | |
| Jens Kujawa | Germany | Basketball | 1992 Summer | |
| Mariusz Kujawski | Poland | Canoe sprint | 2008 Summer | |
| Wiesław Kujda | Rowing | 1980 Summer | |
| Josip Kujundžić | Yugoslavia | Artistic gymnastics | 1948 Summer | |
| Miran Kujundžić | Serbia | Volleyball | 2024 Summer | |
| Loriana Kuka | Kosovo | Judo | 2020 Summer, 2024 Summer | |
| Sompol Kukasemkij | Thailand | Badminton | 1992 Summer | |
| Halyna Kukhar | Soviet Union | Figure skating | 1968 Winter | |
| Siarhei Kukharenka | Belarus | Judo | 2000 Summer, 2004 Summer | |
| Oleh Kukharyk | Ukraine | Canoe sprint | 2024 Summer | |
| Oksana Kukhta | Wrestling | 2016 Summer | |
| Tatsiana Kukhta | Belarus | Rowing | 2016 Summer | |
| Petru Kuki | Romania | Fencing | 1976 Summer, 1980 Summer, 1984 Summer | |
| Henryk Kukier | Poland | Boxing | 1952 Summer, 1956 Summer, 1960 Summer | |
| Marina Kukina | Russian Olympic Committee | Rugby sevens | 2020 Summer | |
| Artur Kukk | Estonia | Wrestling | 1920 Summer | |
| August Kukk | 1936 Summer | |
| Leonhard Kukk | Weightlifting | 1928 Summer | |
| Mihkel Kukk | Athletics | 2008 Summer | |
| Sigvard Kukk | Cycling mountain bike | 2004 Summer | |
| Emil Kukko | Finland | Athletics | 1912 Summer | |
| Markku Kukkoaho | 1972 Summer, 1976 Summer | |
| Lasse Kukkonen | Ice hockey | 2006 Winter, 2010 Winter, 2014 Winter, 2018 Winter | |
| Franciszek Kukla | Poland | 1988 Winter | |
| Yolane Kukla | Australia | Swimming | 2012 Summer | |
| Galina Kukleva | Russia | Biathlon | 1998 Winter, 2002 Winter | |
| Imants Kukličs | Soviet Union | Athletics | 1964 Summer | |
| Liudmyla Kuklinovska | Ukraine | Canoe sprint | 2020 Summer | |
| Romāns Kukļins | Latvia | Boxing | 1996 Summer | |
| Andrea Kuklová | Czechoslovakia | Basketball | 1992 Summer | |
| Toni Kukoč | Yugoslavia, Croatia | 1988 Summer, 1992 Summer, 1996 Summer | |
| Aleksandar Kukolj | Serbia | Judo | 2016 Summer, 2020 Summer, 2024 Summer | |
| Ariana Kukors | United States | Swimming | 2012 Summer | |
| Michael Kukrle | Czech Republic | Road cycling | 2020 Summer | |
| Nikolai Kuksenkov | Ukraine, Russia | Artistic gymnastics | 2012 Summer, 2016 Summer | |
| Anatoliy Kuksov | Soviet Union | Football | 1972 Summer | |
| Garifa Kuku | Kazakhstan | Athletics | 2000 Summer | |
| Rodrick Kuku | Democratic Republic of the Congo | Judo | 2016 Summer | |
| Karolina Kukuczka [ Wikidata ] | Poland | Cross country skiing | 2022 Winter | |
| Christian Kukuk | Germany | Equestrian jumping | 2020 Summer, 2024 Summer | |
| Mikhail Kukushkin | Kazakhstan | Tennis | 2012 Summer, 2020 Summer | |
| Cevat Kula | Turkey | Equestrian jumping | 1936 Summer | |
| Dainis Kūla | Soviet Union | Athletics | 1980 Summer | |
| Jan Kula | Poland | Ski jumping | 1948 Winter | |
| Piotr Kula | Sailing | 2012 Summer | |
| Boris Kulaev | Soviet Union | Wrestling | 1956 Summer | |
| Aleksandr Kulagin | Rowing | 1980 Summer | |
| Daria Kulagina | Belarus | Artistic swimming | 2020 Summer | |
| Khalid Al-Kulaibi | Oman | Swimming | 2000 Summer | |
| Alexander Kulakov | Belarus | Ice hockey | 2010 Winter | |
| Denis Kulakov | Russia | Shooting | 2012 Summer, 2016 Summer | |
| Galina Kulakova | Soviet Union | Cross country skiing | 1968 Winter, 1972 Winter, 1976 Winter, 1980 Winter | |
| Olessya Kulakova | Germany | Volleyball | 2004 Summer | |
| Balbir Singh Kular | India | Field hockey | 1968 Summer | |
| Hardev Singh Kular | Kenya | 1956 Summer | |
| Harvinder Singh Kular | 1984 Summer | |
| Jagjeet Singh Kular | 1972 Summer | |
| Sriyani Kulawansa | Sri Lanka | Athletics | 1992 Summer, 1996 Summer, 2000 Summer | |
| Anita Kulcsár | Hungary | Handball | 2000 Summer, 2004 Summer | |
| Gergely Kulcsár | Athletics | 1960 Summer, 1964 Summer, 1968 Summer, 1972 Summer | |
| Győző Kulcsár | Fencing | 1964 Summer, 1968 Summer, 1972 Summer, 1976 Summer | |
| Istvan Kulcsar | Switzerland | 1972 Summer | |
| János Kulcsár | Hungary | Canoe sprint | 1952 Summer | |
| Krisztián Kulcsár | Fencing | 1992 Summer, 1996 Summer, 2004 Summer, 2008 Summer | |
| Magdolna Kulcsár | Athletics | 1972 Summer | |
| Katarzyna Kulczak | Poland | Canoe sprint | 1976 Summer | |
| Tadeusz Kulczycki | Athletics | 1972 Summer | |
| Artūrs Kulda | Latvia | Ice hockey | 2014 Winter, 2022 Winter | |
| Vyacheslav Kulebyakin | Soviet Union | Athletics | 1976 Summer | |
| Jerzy Kulej | Poland | Boxing | 1964 Summer, 1968 Summer | |
| Lucjan Kulej | Ice hockey | 1928 Winter | |
| Nikolay Kulemin | Russia | 2014 Winter | |
| Iryna Kulesha | Belarus | Weightlifting | 2008 Summer, 2012 Summer | |
| Aleksey Kuleshov | Russia | Volleyball | 2000 Summer, 2004 Summer, 2008 Summer | |
| Ivan Kuleshov | Soviet Union | Wrestling | 1972 Summer | |
| Oleg Kuleshov | Russia | Handball | 1996 Summer, 2004 Summer | |
| Oleg Kuleshov | Belarus | Freestyle skiing | 1998 Winter | |
| Anastasia Kuleshova | Russian Olympic Committee | Cross country skiing | 2018 Winter | |
| Irina Kuleshova-Kovrova | Soviet Union | Speed skating | 1980 Winter, 1984 Winter | |
| Daniela Kuleska | North Macedonia | Athletics | 2000 Summer | |
| Dariusz Kulesza | Poland | Short track speed skating | 2006 Winter | |
| Marek Kulesza | Track cycling | 1980 Summer | |
| Roman Kulesza | Artistic gymnastics | 2012 Summer | |
| Seweryn Kulesza | Equestrian eventing | 1936 Summer | |
| Piotr Kuleta | Canoe sprint | 2012 Summer | |
| Valentin Kulev | Soviet Union | Handball | 1972 Summer | |
| Bedřiška Kulhavá | Czechoslovakia | Athletics | 1960 Summer | |
| Jaroslav Kulhavý | Czech Republic | Cycling mountain bike | 2004 Summer, 2008 Summer, 2012 Summer, 2016 Summer | |
| István Kuli | Hungary | Canoe sprint | 2024 Summer | |
| Anastasiya Kuliashova | Belarus | Swimming | 2020 Summer | |
| Sergey Kulibaba | Soviet Union | Athletics | 1980 Summer | |
| Elena Kulichenko | Cyprus | 2024 Summer | |
| Petra Kulichová | Czech Republic | Basketball | 2004 Summer, 2008 Summer, 2012 Summer | |
| V'iacheslav Kulida | Ukraine | Canoe sprint | 1996 Summer | |
| Tamás Kulifai | Hungary | 2012 Summer | |
| Nataliya Kuligina | Kyrgyzstan | Judo | 1996 Summer, 2000 Summer | |
| Ilia Kulik | Russia | Figure skating | 1998 Winter | |
| Alexandr Kulikov | Kazakhstan | Canoe slalom | 2020 Summer | |
| Georgi Kulikov | Soviet Union | Swimming | 1968 Summer, 1972 Summer | |
| Vladislav Kulikov | Unified Team, Russia | 1992 Summer, 1996 Summer | |
| Yevgeny Kulikov | Soviet Union | Speed skating | 1976 Winter, 1980 Winter | |
| Yekaterina Kulikova | Russia | Athletics | 1996 Summer | |
| Siemion Kulikow [ Wikidata ] | Artistic gymnastics | 1912 Summer | |
| Stanislav Kulinchenko | Handball | 2000 Summer | |
| Károly Kulin-Nagy [ Wikidata ] | Hungary | Shooting | 1960 Summer | |
| Serhiy Kulish | Ukraine | 2012 Summer, 2016 Summer, 2020 Summer, 2024 Summer | |
| Viktoria Kulishova | Russian Olympic Committee | Ice hockey | 2018 Winter, 2022 Winter | |
| Pavel Kulizhnikov | Speed skating | 2022 Winter | |
| Jovana Kuljača [ Wikidata ] | Montenegro | Swimming | 2024 Summer | |
| Nikola Kuljača | Serbia and Montenegro | Water polo | 2000 Summer | |
| Zdravko Kuljić | Yugoslavia | Volleyball | 1980 Summer | |
| K. S. Kulkarni | India | Art competitions | 1948 Summer | |
| Han Kulker | Netherlands | Athletics | 1988 Summer | |
| Anna Kulkina | Kazakhstan | Artistic swimming | 2012 Summer | |
| Oleg Kulkov | Russia | Athletics | 2008 Summer | |
| Erich Kull | Switzerland | Speed skating | 1956 Winter | |
| Ilmar Kullam | Soviet Union | Basketball | 1952 Summer | |
| Balbir Singh Kullar | India | Field hockey | 1968 Summer | |
| Bindi Kullar | Canada | 2000 Summer, 2008 Summer | |
| Gurmit Singh Kullar | India | 1932 Summer | |
| Boo Kullberg | Sweden | Artistic gymnastics | 1912 Summer | |
| Emma Kullberg | Football | 2020 Summer | |
| Sabina Küller | Ice hockey | 2018 Winter | |
| Karl-Axel Kullerstrand | Athletics | 1912 Summer | |
| Leonie Kullmann | Germany | Swimming | 2016 Summer, 2020 Summer | |
| Susan Külm | Estonia | Biathlon | 2022 Winter | |
| Mohiddin Mohamed Kulmiye | Somalia | Athletics | 1984 Summer, 1988 Summer | |
| Jorma Kulo | Finland | Canoe sprint | 1952 Summer | |
| Akın Kuloğlu | Georgia, Turkey | Boxing | 1996 Summer, 2000 Summer | |
| Lenka Kulovaná | Czechoslovakia, Czech Republic | Figure skating | 1992 Winter, 1994 Winter, 1998 Winter | |
| Nikolay Kulpin | Unified Team | Boxing | 1992 Summer | |
| Katsiaryna Kulpo | Belarus | Artistic swimming | 2008 Summer | |
| Ewa Kuls-Kusyk | Poland | Luge | 2014 Winter, 2018 Winter | |
| Nicklas Kulti | Sweden | Tennis | 1996 Summer, 2000 Summer | |
| István Kultsár | Hungary | Athletics | 1924 Summer | |
| Valter Külvet | Soviet Union | 1988 Summer | |
| Sukhvinderjeet Singh Kulwant | Malaysia | Field hockey | 1984 Summer | |
| Liliya Kulyk | Ukraine | Athletics | 2008 Summer | |
| Yadessa Kuma | Ethiopia | 1980 Summer | |
| Yasunori Kumada | Japan | Volleyball | 1988 Summer | |
| Ichiya Kumagae | Tennis | 1920 Summer | |
| Katsuhito Kumagai | Alpine skiing | 1988 Winter | |
| Kenichi Kumagai | Shooting | 1960 Summer | |
| Saki Kumagai | Football | 2012 Summer, 2020 Summer, 2024 Summer | |
| Ablade Kumah | Ghana | 1992 Summer | |
| Luca Kumahara | Brazil | Table tennis | 2012 Summer, 2016 Summer, 2020 Summer | |
| Misaki Kumakura | Japan | Rowing | 2008 Summer | |
| Nethra Kumanan | India | Sailing | 2020 Summer, 2024 Summer | |
| Aneliya Kumanova | Bulgaria | Athletics | 2000 Summer, 2004 Summer | |
| Akhil Kumar | India | Boxing | 2004 Summer, 2008 Summer | |
| Amir Kumar | Field hockey | 1948 Summer, 1956 Summer | |
| Anil Kumar | Wrestling | 1992 Summer | |
| Anil Kumar | Athletics | 2004 Summer | |
| Ashok Kumar | Field hockey | 1972 Summer, 1976 Summer | |
| Ashok Kumar | Wrestling | 1980 Summer | |
| Ashok Kumar [ Wikidata ] | Field hockey | 1988 Summer | |
| Bojan Kumar | Yugoslavia | Ice hockey | 1972 Winter, 1976 Winter | |
| Charanjit Kumar | India | Field hockey | 1980 Summer, 1984 Summer | |
| Deepak Kumar | Shooting | 2020 Summer | |
| Dinesh Kumar | Boxing | 2008 Summer | |
| Gundeep Kumar | Field hockey | 1988 Summer | |
| Jitender Kumar | Boxing | 2000 Summer, 2004 Summer | |
| Jitender Kumar | 2008 Summer | |
| Ravi Kumar Katulu | Weightlifting | 2012 Summer | |
| Manoj Kumar | Boxing | 2012 Summer, 2016 Summer | |
| Mukesh Kumar | Field hockey | 1992 Summer, 1996 Summer, 2000 Summer | |
| Naresh Kumar | Wrestling | 1988 Summer | |
| Nikhil Kumar | United States | Table tennis | 2020 Summer | |
| Praveen Kumar Sobti | India | Athletics | 1968 Summer, 1972 Summer | |
| Rajesh Kumar | Wrestling | 1988 Summer | |
| Ramesh Kumar | 2004 Summer | |
| Ratna Kumar | Sri Lanka | Athletics | 2000 Summer | |
| Sandeep Kumar | India | Weightlifting | 1996 Summer | |
| Sandeep Kumar | Australia | Wrestling | 2008 Summer | |
| Sandeep Kumar | India | Rowing | 2012 Summer | |
| Sandeep Kumar | Athletics | 2016 Summer, 2020 Summer | |
| Sanjeev Kumar | Field hockey | 1996 Summer | |
| Sant Kumar | Athletics | 1980 Summer | |
| Satish Kumar | Boxing | 2020 Summer | |
| Shailaja Kumar | Alpine skiing | 1988 Winter | |
| Sudesh Kumar | Wrestling | 1968 Summer, 1972 Summer | |
| Sujit Kumar | Field hockey | 1988 Summer | |
| Surender Kumar | 2016 Summer, 2020 Summer | |
| Sushil Kumar | Wrestling | 2004 Summer, 2008 Summer, 2012 Summer | |
| U. Vimal Kumar | Badminton | 1992 Summer | |
| Varun Kumar | Field hockey | 2020 Summer | |
| Vijay Kumar | Shooting | 2012 Summer | |
| Vinod Kumar | Wrestling | 1988 Summer | |
| Manjula Kumara | Sri Lanka | Athletics | 2004 Summer | |
| Rohan Pradeep Kumara | 2000 Summer, 2004 Summer | |
| Murugayan Kumaresan | Malaysia | Road cycling, Track cycling | 1988 Summer, 1992 Summer | |
| Babita Kumari | India | Wrestling | 2016 Summer | |
| Deepika Kumari | Archery | 2012 Summer, 2016 Summer, 2020 Summer, 2024 Summer | |
| Rajeshwari Kumari | Shooting | 2024 Summer | |
| Reena Kumari | Archery | 2004 Summer | |
| Sahana Kumari | Athletics | 2012 Summer | |
| Saba Kumaritashvili | Georgia | Luge | 2022 Winter | |
| Ishmael Kumbane | South Africa | Athletics | 2008 Summer | |
| Astrid Kumbernuss | Germany | 1996 Summer, 2000 Summer, 2004 Summer | |
| Dimitar Kumchev | Bulgaria | Wrestling | 2016 Summer | |
| Naoko Kume | Japan | Swimming | 1984 Summer | |
| Torsten Kumfeldt | Sweden | Swimming, Water polo | 1908 Summer, 1912 Summer, 1920 Summer | |
| Zdzisław Kumiszcze | Poland | Athletics | 1960 Summer | |
| Ute Kumitz | West Germany | Rowing | 1984 Summer | |
| Thomas Kumm | Germany | Speed skating | 1994 Winter | |
| Ina Kümmel | Cross country skiing | 1992 Winter | |
| Peeter Kümmel | Estonia | 2006 Winter, 2010 Winter, 2014 Winter | |
| Grete Kummen | Norway | 1976 Winter | |
| Karl Kummer | Switzerland | Boxing | 1936 Summer | |
| Lilian Kummer | Alpine skiing | 2002 Winter | |
| Mario Kummer | East Germany | Road cycling | 1988 Summer | |
| Nicolas Kummer | Luxembourg | Artistic gymnastics | 1912 Summer | |
| Patrizia Kummer | Switzerland | Snowboarding | 2014 Winter, 2018 Winter, 2022 Winter | |
| Wolfgang Kummer | Germany | Bobsleigh | 1936 Winter | |
| Wolfgang Kummer | Ice hockey | 1994 Winter | |
| Vera Kummerfeldt | Athletics | 1960 Summer | |
| Han Kum-Ok [ Wikidata ] | North Korea | Wrestling | 2012 Summer | |
| Mehmet Kumova | Turkey | Boxing | 1972 Summer | |
| Mark Kumpel | United States | Ice hockey | 1984 Winter | |
| Oskari Kumpu | Finland | Wrestling | 1912 Summer | |
| Zlatko Kumrić [ Wikidata ] | Croatia | Judo | 2024 Summer | |
| Sarapong Kumsup | Thailand | Athletics | 1992 Summer | |
| Marina Kumysh | Soviet Union | Volleyball | 1988 Summer | |
| Éva Kun | Hungary | Fencing | 1948 Summer | |
| Ferenc Kun | Shooting | 1960 Summer | |
| Maria Kun | Sweden | Football | 1996 Summer | |
| Kun Min-mu | Chinese Taipei | Athletics | 1968 Summer | |
| Szilárd Kun | Hungary | Shooting | 1952 Summer, 1956 Summer, 1964 Summer, 1968 Summer, 1972 Summer | |
| Yevgeny Kun | Russia | Sailing | 1912 Summer | |
| Péter Kuna | Hungary | Water polo | 1988 Summer, 1992 Summer, 1996 Summer | |
| Aljoša Kunac | Croatia | 2008 Summer | |
| Pallas Kunaiyi-Akpannah | Nigeria | Basketball | 2020 Summer, 2024 Summer | |
| Yuriy Kunakov | Russia | Diving | 2008 Summer | |
| C. Kunalan | Malaysia, Singapore | Athletics | 1964 Summer, 1968 Summer | |
| Christian Künast | Germany | Ice hockey | 2002 Winter | |
| Semi Kunatani | Fiji | Rugby sevens | 2016 Summer | |
| Elmar Kunauer | Austria | Athletics | 1960 Summer | |
| Mitja Kunc | Slovenia | Alpine skiing | 1992 Winter, 1994 Winter, 1998 Winter, 2002 Winter | |
| Daniel Kunce | Germany | Ice hockey | 1998 Winter, 2002 Winter | |
| Elżbieta Kuncewicz | Poland | Rowing | 2000 Summer | |
| Władysław Kuncewicz | Swimming | 1928 Summer | |
| Kuncho Kunchev | Bulgaria | Boxing | 1972 Summer | |
| Sony Dwi Kuncoro | Indonesia | Badminton | 2004 Summer, 2008 Summer | |
| László Kuncz | Hungary | Water polo | 1980 Summer | |
| William Kund | United States | Track cycling | 1964 Summer | |
| Maksim Kunda | Belarus | Archery | 2008 Summer | |
| Yotham Kunda | Zambia | Boxing | 1972 Summer | |
| Slaviča Kundačina | Yugoslavia | Artistic gymnastics | 1972 Summer | |
| Racheal Kundananji | Zambia | Football | 2020 Summer, 2024 Summer | |
| Emmanuel Kundé | Cameroon | 1984 Summer | |
| František Kundert | Bohemia, Czechoslovakia | Road cycling | 1912 Summer, 1920 Summer, 1924 Summer | |
| Tomáš Kundrátek | Czech Republic | Ice hockey | 2018 Winter, 2022 Winter | |
| Česlovas Kundrotas | Lithuania | Athletics | 1996 Summer | |
| Agripina Kundu | Kenya | Volleyball | 2020 Summer, 2024 Summer | |
| Krisjānis Kundziņš | Latvia | Wrestling | 1936 Summer | |
| Frans Künen | Netherlands | Athletics | 1960 Summer | |
| Victor Kunene | South Africa | Boxing | 1996 Summer | |
| Candie Kung | Chinese Taipei | Golf | 2016 Summer | |
| Carmen Küng | Switzerland | Curling | 2010 Winter, 2014 Winter | |
| Ludwig Küng | Wrestling | 1988 Summer, 1992 Summer | |
| Patrick Küng | Alpine skiing | 2014 Winter | |
| Stefan Küng | Road cycling | 2020 Summer, 2024 Summer | |
| Henry Kungsi | Papua New Guinea | Boxing | 1992 Summer, 1996 Summer | |
| Melinda Kunhegyi | Canada | Figure skating | 1984 Winter | |
| Tomoaki Kunichika | Japan | Athletics | 2004 Summer | |
| Georg Kunisch | Germany | Swimming | 1912 Summer | |
| Helmut Kunisch | Switzerland | Athletics | 1968 Summer | |
| Kornelia Kunisch | East Germany | Handball | 1980 Summer | |
| Hiroaki Kunitake | Japan | Snowboarding | 2018 Winter, 2022 Winter | |
| Chris Kunitz | Canada | Ice hockey | 2014 Winter | |
| Yasuo Kuniyoshi | United States | Art competitions | 1932 Summer | |
| Kamshybek Kunkabayev | Kazakhstan | Boxing | 2020 Summer, 2024 Summer | |
| Barbara Kunkel | United States | Taekwondo | 2000 Summer | |
| Rachelle Kunkel | Diving | 2004 Summer | |
| Jaakko Kunnas | Finland | Artistic gymnastics | 1924 Summer, 1928 Summer | |
| Paulose Pandari Kunnel [ Wikidata ] | India | Rowing | 2004 Summer | |
| Herman Kunnen | Belgium | Athletics | 1948 Summer | |
| Ayaka Kuno | Japan | Canoe sprint | 2008 Summer | |
| Emiliya Kunova | Bulgaria | Athletics | 1980 Summer | |
| György Kunsági | Hungary | Swimming | 1960 Summer | |
| Chang Kun-shung | Chinese Taipei | Cross country skiing | 1984 Winter | |
| Kim Kun-soo [ Wikidata ] | South Korea | Judo | 1992 Summer | |
| Ludwig Kunstmann | Germany | Art competitions | 1936 Summer | |
| Gyula Kunszt | Hungary | Artistic gymnastics | 1928 Summer | |
| Josef Kunt | Czechoslovakia | Fencing | 1936 Summer | |
| Rudy Kuntner | United States | Football | 1928 Summer | |
| Keijo Kuntola | Finland | Biathlon | 1980 Winter | |
| Sebastian Kuntschik | Austria | Shooting | 2016 Summer | |
| Risto Kuntsi | Finland | Athletics | 1936 Summer | |
| Carl Kuntze | Netherlands | Rowing | 1952 Summer | |
| Wandir Kuntze | Brazil | 1976 Summer, 1980 Summer | |
| Zsolt Kunyik | Hungary | Judo | 1996 Summer | |
| Andreas Kunz | East Germany | Nordic combined | 1968 Winter | |
| Annie Kunz | United States | Athletics | 2020 Summer | |
| Anton Kunz | Austria | Water polo | 1936 Summer, 1952 Summer | |
| Ernst Künz | Football | 1936 Summer | |
| Florian Kunz | Germany | Field hockey | 2000 Summer, 2004 Summer | |
| Georges Kunz | France | Canoe sprint | 1952 Summer | |
| Grete Kunz | Czechoslovakia | Art competitions | 1936 Summer | |
| Grete Kunz | Austria | Fencing | 1952 Summer | |
| Hansruedi Kunz | Switzerland | Athletics | 1968 Summer | |
| Joachim Kunz | East Germany | Weightlifting | 1980 Summer, 1988 Summer | |
| Marco Kunz | Netherlands | Water polo | 1996 Summer | |
| René Kunz | Switzerland | Athletics | 1936 Summer | |
| Stephan Kunz | Liechtenstein | Cross country skiing | 1994 Winter, 1998 Winter, 2002 Winter | |
| Urs Kunz | Switzerland | Nordic combined | 1998 Winter | |
| Viktor Kunz | Track cycling | 1992 Summer | |
| Walter Kunz | Swimming | 1948 Summer | |
| Lenchu Kunzang | Bhutan | Shooting | 2016 Summer, 2020 Summer | |
| Corinna Kunze | West Germany | Handball | 1984 Summer | |
| Hansjörg Kunze | East Germany | Athletics | 1980 Summer, 1988 Summer | |
| Jörg Kunze | Germany | Handball | 2000 Summer | |
| Kahena Kunze | Brazil | Sailing | 2016 Summer, 2020 Summer, 2024 Summer | |
| Paul Kunze | Netherlands | Fencing | 1924 Summer, 1928 Summer, 1936 Summer | |
| Rüdiger Kunze | East Germany | Rowing | 1976 Summer | |
| Ryszard Kunze | Poland | Fencing | 1960 Summer | |
| Yvonne Kunze | Germany | Short track speed skating | 1998 Winter, 2002 Winter, 2006 Winter | |
| Ingrid Künzel | Swimming | 1956 Summer | |
| Michael Künzel | Speed skating | 1998 Winter, 2002 Winter | |
| Stephan Kunzelmann | Swimming | 2000 Summer, 2004 Summer | |
| André Künzi | Switzerland | Ice hockey | 1988 Winter, 1992 Winter | |
| Tobias Künzi | Badminton | 2024 Summer | |
| Christian Künzle | Figure skating | 1976 Winter | |
| Karin Künzle | 1976 Winter | |
| Ruth Künzle | Ice hockey | 2006 Winter | |
| Albert Künzler | 1936 Winter | |
| Alexander Künzler | West Germany | Boxing | 1984 Summer, 1988 Summer | |
| František Kunzo | Czechoslovakia | Football | 1980 Summer | |
| Kuo Lee Chien-fu | Chinese Taipei | Baseball | 1992 Summer | |
| Kuo Cheng-wei | Weightlifting | 2004 Summer | |
| Kuo Cheng-wei | Archery | 2008 Summer, 2012 Summer | |
| Kuo Hsing-chun | Weightlifting | 2012 Summer, 2016 Summer, 2020 Summer, 2024 Summer | |
| Kuo Koul-hwa | Alpine skiing | 1988 Winter | |
| Kuo Tai-chih | Weightlifting | 1996 Summer | |
| Kuo Yen-wen | Baseball | 2008 Summer | |
| Kuo Yi-hang | Weightlifting | 2000 Summer | |
| Ilmari Kuokka | Finland | Athletics | 1928 Summer | |
| Bul Kuol | South Sudan | Basketball | 2024 Summer | |
| Michael Kuonen | Switzerland | Bobsleigh | 2018 Winter | |
| Fredrik Kuoppa | Sweden | Biathlon | 1998 Winter | |
| Taru Kuoppa | Finland | Archery | 2016 Summer | |
| Hanna Kuoppala | Ice hockey | 2006 Winter | |
| Matti Kuosku | Sweden | Cross country skiing | 1976 Winter | |
| Elias Kuosmanen | Finland | Wrestling | 2020 Summer | |
| Konstantine Kupatadze | Georgia | Boxing | 2004 Summer | |
| Mitch Kupchak | United States | Basketball | 1976 Summer | |
| Vidas Kupčinskas | Lithuania | Canoe sprint | 1996 Summer | |
| Szczepan Kupczak | Poland | Nordic combined | 2018 Winter, 2022 Winter | |
| Andrzej Kupczyk | Athletics | 1972 Summer | |
| Dawid Kupczyk | Bobsleigh | 1998 Winter, 2002 Winter, 2006 Winter, 2010 Winter, 2014 Winter | |
| Ursula Küper | Germany | Swimming | 1960 Summer, 1964 Summer | |
| Courtney Kupets | United States | Artistic gymnastics | 2004 Summer | |
| Hanka Kupfernagel | Germany | Road cycling | 2000 Summer, 2008 Summer | |
| Gerda Kupferschmied | Athletics | 1964 Summer | |
| Hermann Kupfner | Austria | Sailing | 1980 Summer | |
| Magdalena Kupiec | Poland | Swimming | 1992 Summer | |
| Tomasz Kupis | Wrestling | 1992 Summer | |
| Pavel Kupka | Czechoslovakia | Modern pentathlon | 1968 Summer | |
| Marleen Kuppens | Belgium | Canoe sprint | 1976 Summer, 1980 Summer, 1984 Summer | |
| Kurt Küpper | West Germany | Water polo | 1972 Summer | |
| Martin Kupper | Estonia | Athletics | 2016 Summer | |
| Anneliese Küppers | Germany | Equestrian dressage | 1956 Summer | |
| Ernst Küppers | Swimming | 1928 Summer, 1932 Summer | |
| Ernst-Joachim Küppers | 1964 Summer | |
| Alex Kupprion | Snowboarding | 2006 Winter | |
| Dieter Kuprella | West Germany | Basketball | 1972 Summer | |
| Marina Kuptsova | Russia | Athletics | 2000 Summer | |
| Vadim Kurach | Unified Team | 1992 Summer | |
| Iryna Kurachkina | Belarus | Wrestling | 2020 Summer | |
| Olga Kuragina | Soviet Union | Athletics | 1980 Summer | |
| Norihiko Kurahashi | Japan | Swimming | 1952 Summer | |
| Jassim Karim Kuraishi | Iraq | Athletics | 1960 Summer, 1964 Summer | |
| Ekaterina Kurakova | Poland | Figure skating | 2022 Winter | |
| Selin Kuralay | Australia | Football | 2004 Summer | |
| Anže Kuralt | Slovenia | Ice hockey | 2018 Winter | |
| Jože Kuralt | Yugoslavia | Alpine skiing | 1980 Winter, 1984 Winter | |
| Kuramagomed Kuramagomedov | Russia | Wrestling | 2004 Summer | |
| Zaur Kuramagomedov | 2012 Summer | |
| Koji Kuramoto | Japan | Judo | 1976 Summer | |
| Nazif Kuran | Turkey | Boxing | 1972 Summer | |
| Hugo Kuranda | Austria | Skeleton | 1948 Winter | |
| Toshiaki Kurasawa | Japan | Swimming | 1992 Summer, 1996 Summer | |
| Kazuhiko Kurata | Rowing | 1996 Summer | |
| Saburo Kurata | Art competitions | 1936 Summer | |
| Terumi Kurata | Handball | 1976 Summer | |
| Daiji Kurauchi | Field hockey | 1936 Summer | |
| Tatiana Kurbakova | Russia | Rhythmic gymnastics | 2004 Summer | |
| Olga Kurban | Athletics | 2008 Summer, 2012 Summer | |
| Iriskhon Kurbanbaeva | Uzbekistan | Judo | 2024 Summer | |
| Bakhodir Kurbanov | Wrestling | 1996 Summer, 2000 Summer | |
| Kurban Kurbanov | 2008 Summer, 2012 Summer | |
| Nariman Kurbanov | Kazakhstan | Artistic gymnastics | 2024 Summer | |
| Olimjon Ishanov | Tajikistan | Swimming | 2016 Summer, 2020 Summer | |
| Ruslan Kurbanov | Uzbekistan | Athletics | 2016 Summer, 2020 Summer | |
| Ruslan Kurbanov | Kazakhstan | Fencing | 2020 Summer, 2024 Summer | |
| Utkir Kurbanov | Uzbekistan | Judo | 2008 Summer | |
| Slavko Kurbanović | Yugoslavia | Swimming | 1968 Summer | |
| Şöhrat Kurbanow | Turkmenistan | Boxing | 1996 Summer, 2004 Summer | |
| Alexey Kurbatov | Russia | Road cycling | 2016 Summer | |
| Stoyanka Kurbatova | Bulgaria | Rowing | 1976 Summer, 1980 Summer | |
| Lothar Kurbjuweit | East Germany | Football | 1972 Summer, 1976 Summer | |
| Petra Kurbjuweit | West Germany | Artistic gymnastics | 1976 Summer | |
| Daria Kurbonmamadova | Russian Olympic Committee | Judo | 2020 Summer | |
| Soyib Kurbonov | Uzbekistan | 2016 Summer | |
| Zarina Kurbonova | Rhythmic gymnastics | 2016 Summer | |
| Yury Kurchashov | Soviet Union | Swimming | 1952 Summer | |
| Viktor Kurchenko | Ukraine | Archery | 2000 Summer | |
| Janusz Kurczab | Poland | Fencing | 1960 Summer | |
| Paweł Kurczewski | Wrestling | 1972 Summer, 1976 Summer | |
| Krzysztof Kurczyna | Judo | 1980 Summer | |
| Vitaly Kurdchenko | Soviet Union | Rowing | 1964 Summer | |
| Giorgi Kurdgelashvili | Moldova | Judo | 2000 Summer | |
| Ştefan Kurecska | Romania | Rowing | 1960 Summer | |
| Bartosz Kurek | Poland | Volleyball | 2012 Summer, 2016 Summer, 2020 Summer, 2024 Summer | |
| Józef Kurek | Ice hockey | 1956 Winter, 1964 Winter | |
| Vyacheslav Kurennoy | Soviet Union | Water polo | 1956 Summer, 1960 Summer | |
| Viktor Kurentsov | Weightlifting | 1964 Summer, 1968 Summer | |
| Ivan Kuret | Croatia | Sailing | 1996 Summer | |
| Karlo Kuret | 1992 Summer, 1996 Summer, 2000 Summer, 2004 Summer | |
| Reinhard Kuretzky | West Germany | Athletics | 1972 Summer | |
| Eva Kurfürstová | Czech Republic | Alpine skiing | 2002 Winter, 2006 Winter | |
| Õnne Kurg | Estonia | Cross country skiing | 1998 Winter | |
| Edwin Kurgat | Kenya | Athletics | 2024 Summer | |
| Vyacheslav Kurginyan | Russia | Short track speed skating | 2006 Winter | |
| Ľubomíra Kurhajcová | Slovakia | Tennis | 2004 Summer | |
| Kiue Kuribayashi | Japan | Athletics | 1964 Summer | |
| Ryoji Kuribayashi | Baseball | 2020 Summer | |
| Mika Kurihara Fujitaka | Basketball | 2016 Summer | |
| Ayane Kurihara | Badminton | 2016 Summer | |
| Koji Kurihara | Athletics | 1988 Summer | |
| Megumi Kurihara | Volleyball | 2004 Summer, 2008 Summer | |
| Ryoya Kurihara | Baseball | 2020 Summer | |
| Shigeru Kurihara | Artistic gymnastics | 1996 Summer | |
| Jussi Kurikkala | Finland | Athletics | 1948 Summer | |
| Petra Kuříková | Czech Republic | Triathlon | 2020 Summer, 2024 Summer | |
| Eiji Kurita | Japan | Cross country skiing | 1960 Winter | |
| Naoki Kurita | Shooting | 1996 Summer, 2000 Summer | |
| Junichi Kuriuzawa | Volleyball | 1992 Summer | |
| Heigoro Kuriyagawa | Cross country skiing, Nordic combined | 1932 Winter | |
| Koji Kuriyama | Luge | 1980 Winter | |
| Maria Kurjo | Germany | Diving | 2012 Summer, 2016 Summer | |
| František Kůrka | Czechoslovakia | Water polo | 1924 Summer | |
| Jan Kůrka | Shooting | 1968 Summer | |
| Petr Kůrka | Czechoslovakia, Czech Republic | 1988 Summer, 1992 Summer, 1996 Summer | |
| Ilyas Kurkaev | Russian Olympic Committee | Volleyball | 2020 Summer | |
| Ville Kurki | Finland | Sailing | 1996 Summer | |
| Larisa Kurkina | Russia | Cross country skiing | 2006 Winter | |
| Abraham Kurland | Denmark | Wrestling | 1932 Summer, 1948 Summer | |
| Bob Kurland | United States | Basketball | 1948 Summer, 1952 Summer | |
| Cameron Kurle | Great Britain | Swimming | 2016 Summer | |
| Aliaksandr Kurliandchyk | Belarus | Canoe sprint | 2004 Summer | |
| Aleksandr Kurlovich | Soviet Union, Unified Team, Belarus | Weightlifting | 1988 Summer, 1992 Summer, 1996 Summer | |
| Fridolin Kurmann | Switzerland | Field hockey | 1936 Summer, 1948 Summer, 1952 Summer | |
| Xaver Kurmann | Track cycling | 1968 Summer, 1972 Summer | |
| Mehtap Kurnaz | Turkey | Weightlifting | 2016 Summer | |
| Edi Kurniawan | Indonesia | 2008 Summer | |
| Joe Kurniawan | Swimming | 2024 Summer | |
| Andrey Kurnyavka | Kyrgyzstan | Boxing | 1996 Summer | |
| Ekaterina Kurochkina | Russian Olympic Committee | Rowing | 2020 Summer | |
| Tatyana Kurochkina | Soviet Union, Belarus | Athletics | 1988 Summer, 1996 Summer | |
| Hiroki Kuroda | Japan | Baseball | 2004 Summer | |
| Mayu Kuroda | Artistic gymnastics | 2008 Summer | |
| Mitsushi Kuroda | Sailing | 1976 Summer | |
| Riho Kurogi [ Wikidata ] | Rugby sevens | 2020 Summer | |
| Ai Kurogo | Volleyball | 2020 Summer | |
| Akira Kuroiwa | Speed skating | 1984 Winter, 1988 Winter | |
| Mamoru Kuroiwa | Boxing | 1984 Summer, 1988 Summer | |
| Munehisa Kuroiwa | Speed skating | 1988 Winter | |
| Toshiki Kuroiwa | Bobsleigh | 2014 Winter | |
| Toshiyuki Kuroiwa | Speed skating | 1992 Winter, 1994 Winter, 1998 Winter | |
| Yasushi Kuroiwa | 1988 Winter | |
| Hideaki Kurokawa | Ice hockey | 1972 Winter | |
| Kazuki Kurokawa | Athletics | 2020 Summer | |
| Akane Kuroki | Equestrian dressage | 2016 Summer | |
| Mika Kuroki | Track cycling | 1992 Summer | |
| Tomohiro Kuroki | Baseball | 2000 Summer | |
| Olavi Kuronen | Finland | Ski jumping | 1952 Winter | |
| Moses Kurong | Uganda | Athletics | 2016 Summer | |
| Norimasa Kurosaki | Japan | Rowing | 1964 Summer | |
| Narumi Kurosu | Modern pentathlon | 2012 Summer | |
| Takashi Kurosu | Baseball | 1996 Summer | |
| Fumie Kurotori | Swimming | 1996 Summer | |
| Nataliya Kurova | Soviet Union | Speed skating | 1984 Winter | |
| Maciej Kurowski | Poland | Luge | 2010 Winter, 2014 Winter, 2018 Winter | |
| Stefan Kurpas | Great Britain | Wrestling | 1984 Summer | |
| Cees Kurpershoek | Netherlands | Sailing | 1972 Summer | |
| Ladislaus Kurpiel | Austria | Football | 1912 Summer | |
| Wojciech Kurpiewski | Poland | Canoe sprint | 1988 Summer, 1992 Summer | |
| Klaus-Dieter Kurrat | East Germany | Athletics | 1976 Summer, 1980 Summer | |
| Karen Kurreck | United States | Road cycling | 2000 Summer | |
| Pamela Kurrell | Athletics | 1956 Summer, 1960 Summer | |
| Jari Kurri | Finland | Ice hockey | 1980 Winter, 1998 Winter | |
| Harry Kurschat | Germany | Boxing | 1956 Summer | |
| Wolfram Kurschat | Cycling mountain bike | 2008 Summer | |
| Otto Kürschner | Road cycling | 1928 Summer | |
| Anne Kursinski | United States | Equestrian jumping | 1988 Summer, 1992 Summer, 1996 Summer | |
| Michael Kurt | Switzerland | Canoe slalom | 2004 Summer, 2008 Summer, 2012 Summer | |
| Hena Kurtagić | Serbia | Volleyball | 2024 Summer | |
| Eldar Kurtanidze | Georgia | Wrestling | 1996 Summer, 2000 Summer, 2004 Summer | |
| Sinem Kurtbay | Finland | Sailing | 2020 Summer, 2024 Summer | |
| Jessica Kürten | Ireland | Equestrian jumping | 1996 Summer, 2004 Summer | |
| Willi Kürten | Germany | Athletics | 1936 Summer | |
| Andrea Kurth | East Germany | Rowing | 1976 Summer | |
| Reiner Kurth | Canoe sprint | 1972 Summer | |
| György Kürthy | Hungary | Art competitions | 1932 Summer | |
| Lajos Kürthy | Athletics | 2008 Summer, 2012 Summer | |
| Éva Kürti | Bobsleigh, Athletics | 2002 Winter, 2004 Summer | |
| Rimas Kurtinaitis | Soviet Union, Lithuania | Basketball | 1988 Summer, 1992 Summer, 1996 Summer | |
| Ivo Kurtini | Yugoslavia | Water polo | 1948 Summer, 1952 Summer | |
| Zsolt Kürtösi | Hungary | Athletics, Bobsleigh | 1996 Summer, 2000 Summer, 2006 Winter | |
| Amanda Kurtović | Norway | Handball | 2012 Summer, 2016 Summer | |
| Keijo Kurttila | Finland | Cross country skiing | 2002 Winter, 2006 Winter | |
| Erwin Willi Kurtz [ Wikidata ] | Germany | Artistic gymnastics | 1900 Summer | |
| Frank Kurtz | United States | Diving | 1932 Summer, 1936 Summer | |
| Oliver Kurtz | Germany | Field hockey | 1992 Summer | |
| William Kurtz | United States | 1948 Summer | |
| Dauren Kurugliev | Greece | Wrestling | 2024 Summer | |
| Magomed Kurugliyev | Kazakhstan | 1996 Summer, 2000 Summer, 2004 Summer | |
| Lajos Kurunczy | Hungary | Athletics | 1924 Summer | |
| Simione Kuruvoli | Fiji | Judo | 1984 Summer, 1988 Summer | |
| Raisa Kurvyakova | Soviet Union | Basketball | 1976 Summer | |
| Stanisław Kuryłłowicz | Poland | Rowing | 1936 Summer | |
| Aleksandr Kurynov | Soviet Union | Weightlifting | 1960 Summer | |
| Kateryna Koryshko | Canoe sprint | 1972 Summer | |
| Adolf Kurz | Germany | Wrestling | 1912 Summer | |
| Kurt Kurz | Austria | Ice hockey | 1956 Winter | |
| Stine Kurz | Germany | Field hockey | 2024 Summer | |
| Kazimierz Kurzawski | Poland | Shooting | 1964 Summer | |
| Manfred Kurzer | Germany | 2000 Summer, 2004 Summer | |
| Yelena Kurzina | Belarus | Canoe slalom | 1996 Summer | |
| Anastazja Kuś | Poland | Athletics | 2024 Summer | |
| Davor Kus | Croatia | Basketball | 2008 Summer | |
| Mateusz Kus | Poland | Handball | 2016 Summer | |
| Nafia Kuş | Turkey | Taekwondo | 2020 Summer, 2024 Summer | |
| Rudolf Kus | Czechoslovakia | Boxing | 1936 Summer | |
| Nao Kusaka | Japan | Wrestling | 2024 Summer | |
| Kie Kusakabe | Judo | 2000 Summer, 2004 Summer | |
| Hinano Kusaki | Skateboarding | 2024 Summer | |
| Irina Kusakina | Soviet Union | Luge | 1988 Winter | |
| Swapnil Kusale | India | Shooting | 2024 Summer | |
| Nobushige Kusamitsu | Japan | Art competitions | 1936 Summer | |
| Carsten Kusch | Germany | Water polo | 1992 Summer | |
| Marius Kusch | Swimming | 2020 Summer | |
| Walter Kusch | West Germany | 1972 Summer, 1976 Summer | |
| Kurt Kuschela | Germany | Canoe sprint | 2012 Summer | |
| Hans Kuschke | Rowing | 1936 Summer | |
| Aleksandr Kuschynski | Belarus | Road cycling | 2008 Summer | |
| Sarvesh Kushare | India | Athletics | 2024 Summer | |
| Tri Kusharjanto | Indonesia | Badminton | 1996 Summer, 2000 Summer, 2004 Summer | |
| Natalya Kushch-Mazuryk | Ukraine | Athletics | 2008 Summer, 2012 Summer | |
| Gulnara Kusherbayeva | Kazakhstan | Judo | 2000 Summer | |
| Masatoshi Kushibiki | Japan | Football | 2016 Summer | |
| Georgii Kushitashvili | Georgia | Boxing | 2024 Summer | |
| Mikhail Kushnerev [ Wikidata ] | Russia | Beach volleyball | 2000 Summer | |
| Anton Kushnir | Belarus | Freestyle skiing | 2006 Winter, 2010 Winter, 2014 Winter, 2018 Winter | |
| David Kushnir | Israel | Athletics | 1956 Summer, 1960 Summer | |
| Natalia Kushnir | Soviet Union | Volleyball | 1976 Summer | |
| Denys Kushnirov | Ukraine | Shooting | 2012 Summer | |
| Serhiy Kushniryuk | Soviet Union | Handball | 1976 Summer, 1980 Summer | |
| Igor Kushpelev | Swimming | 1976 Summer | |
| Mikhail Kushteyn [ Wikidata ] | Estonia | Rowing | 2024 Summer | |
| Bernard Kusi | Ghana | Football | 1968 Summer | |
| Rajko Kušić | Yugoslavia | Judo | 1980 Summer | |
| Mike Kusiewicz | Canada | Baseball | 2004 Summer | |
| Maria Kusion-Bibro | Poland | Athletics | 1956 Summer, 1960 Summer | |
| Kevin Kuske | Germany | Bobsleigh | 2002 Winter, 2006 Winter, 2010 Winter, 2014 Winter, 2018 Winter | |
| Herberts Kušķis | Latvia | Ice hockey | 1936 Winter | |
| Dmitry Kuskov [ Wikidata ] | Russia | Shooting | 1912 Summer | |
| Yanina Kuskova | Uzbekistan | Road cycling | 2024 Summer | |
| Anastasia Kusmawan [ Wikidata ] | Australia | Artistic swimming | 2024 Summer | |
| Dragomir Kusmuk | Yugoslavia | Judo | 1988 Summer | |
| Sanja Kusmuk [ Wikidata ] | Bosnia and Herzegovina | Cross country skiing | 2022 Winter | |
| Kathryn Kusner | United States | Equestrian jumping | 1964 Summer, 1968 Summer, 1972 Summer | |
| Albert Kusnets | Estonia | Wrestling | 1924 Summer, 1928 Summer | |
| Janusz Kusociński | Poland | Athletics | 1932 Summer | |
| Walter Kuss | West Germany | Cross country skiing | 1988 Winter | |
| Vivien Kussatz | Germany | Sailing | 2008 Summer | |
| Anton Kuster | Switzerland | Canoe sprint | 1952 Summer | |
| Hans Kuster | Figure skating | 1948 Winter | |
| Sabine Kusterer | Germany | Weightlifting | 2016 Summer, 2020 Summer | |
| Gottfried Kustermann | West Germany | Shooting | 1972 Summer, 1976 Summer | |
| Maria Kusters-ten Beitel | Netherlands | Rowing | 1976 Summer | |
| Aleksandra Kustova | Russian Olympic Committee | Ski jumping | 2018 Winter, 2022 Winter | |
| Darya Kustova | Belarus | Tennis | 2008 Summer | |
| Kaori Kusuda | Japan | Basketball | 2004 Summer | |
| Chiaki Kusuhara | Beach volleyball | 2004 Summer, 2008 Summer | |
| Desak Made Rita Kusuma Dewi | Indonesia | Sport climbing | 2024 Summer | |
| Santia Tri Kusuma | Track cycling | 2004 Summer | |
| Diaz Kusumawardani | Shooting | 2012 Summer | |
| Sarwendah Kusumawardhani | Badminton | 1992 Summer | |
| Shigeto Kusunoki | Japan | Shooting | 1968 Summer | |
| Shiho Kusunose | Speed skating | 1994 Winter, 1998 Winter | |
| Ante Kušurin | Croatia | Rowing | 2008 Summer | |
| Geofrey Kusuro | Uganda | Athletics | 2008 Summer, 2012 Summer | |
| Marcin Kuszewski | Poland | 2000 Summer | |
| Marian Kuszewski | Fencing | 1956 Summer, 1960 Summer | |
| Mateusz Kusznierewicz | Sailing | 1996 Summer, 2000 Summer, 2004 Summer, 2008 Summer, 2012 Summer | |
| Pawieł Kusznikow [ Wikidata ] | Russia | Artistic gymnastics | 1912 Summer | |
| Péter Kusztor | Hungary | Road cycling | 2008 Summer | |
| Musuyu Kutama | Democratic Republic of the Congo | Judo | 1992 Summer | |
| György Kutasi | Hungary | Water polo | 1936 Summer | |
| Lajos Kutasi | Handball | 1936 Summer | |
| Yuriy Kutenko | Soviet Union | Athletics | 1956 Summer, 1960 Summer | |
| Joseph Kaddu Kutfesa | Uganda | Weightlifting | 1988 Summer | |
| Karel Kuthan | Czechoslovakia | Art competitions | 1948 Summer | |
| Josef Kutheil | Nordic combined | 1964 Winter | |
| Rita Kuti-Kis | Hungary | Tennis | 2000 Summer | |
| Jenő Kuti | Weightlifting | 1936 Summer | |
| Jana Kuťková | Czechoslovakia | Handball | 1980 Summer | |
| Dan Kutler | Israel | Swimming | 1996 Summer | |
| Ondrej Kutlík | Slovakia | Weightlifting | 2008 Summer | |
| Tatiana Kutlíková | Cross country skiing, Biathlon | 1994 Winter, 1998 Winter, 2002 Winter | |
| Eva Kutová | Czechoslovakia | Canoe sprint | 1960 Summer | |
| Vladimir Kuts | Soviet Union | Athletics | 1956 Summer | |
| Marco Kutscher | Germany | Equestrian jumping | 2004 Summer, 2008 Summer | |
| Martín Kutscher | Uruguay | Swimming | 2004 Summer, 2008 Summer | |
| Paul Kutscher | 2000 Summer, 2004 Summer | |
| Reinaldo Kutscher | Rowing | 1976 Summer | |
| Hermann Kutschera | Austria | Art competitions | 1936 Summer | |
| Ron Kutschinski | United States | Athletics | 1968 Summer | |
| Karl-Heinz Kutschke | East Germany | Modern pentathlon | 1968 Summer | |
| Yuriy Kutsenko | Soviet Union | Athletics | 1980 Summer | |
| Yevgeniya Kutsepalova | Belarus | Biathlon | 2002 Winter | |
| Kaman Kutsev | Bulgaria | Canoe sprint | 1980 Summer | |
| Yuliya Kutsko | Kazakhstan | Volleyball | 2008 Summer | |
| Mercy Kuttan | India | Athletics | 1988 Summer | |
| Andreas Küttel | Switzerland | Ski jumping | 2002 Winter, 2006 Winter, 2010 Winter | |
| Dietmar Kuttelwascher | Austria | Rowing | 1992 Summer | |
| Helmuth Kuttelwascher | 1960 Summer | |
| Horst Kuttelwascher | 1960 Summer, 1964 Summer | |
| Volkmar Kuttelwascher | 1992 Summer | |
| Heinz Kuttin | Ski jumping | 1988 Winter, 1992 Winter, 1994 Winter | |
| Georg Kuttner | Bobsleigh | 1998 Winter | |
| Csaba Kuttor | Hungary | Triathlon | 2000 Summer, 2008 Summer | |
| Rosa Kutty | India | Athletics | 1996 Summer, 2000 Summer | |
| Phobay Kutu-Akoi | Liberia | 2012 Summer | |
| Thabiso Kutumela | South Africa | Football | 2016 Summer | |
| Vyacheslav Kutuzin | Unified Team | Canoe sprint | 1992 Summer | |
| Natalia Kutuzova | Russia | Water polo | 2000 Summer | |
| Kristin Kuuba | Estonia | Badminton | 2020 Summer, 2024 Summer | |
| Pentti Kuukasjärvi | Finland | Athletics | 1976 Summer | |
| Raimo Kuuluvainen | Football | 1980 Summer | |
| Taivo Kuus | Estonia | Cross country skiing | 1992 Winter, 1994 Winter | |
| Aksel Kuuse | Athletics | 1936 Summer | |
| Keijo Kuusela | Finland | Field hockey, Ice hockey | 1952 Summer, 1952 Winter | |
| Toni Kuusela | Athletics | 2020 Summer | |
| Mart Kuusik | Russia | Rowing | 1912 Summer | |
| Paavo Kuusinen | Finland | Track cycling | 1948 Summer | |
| Kaijo Kuusing | Estonia | Sailing | 1992 Summer | |
| Mika Kuusisto | Finland | Cross country skiing | 1992 Winter | |
| Pekka Kuusisto | Ice hockey | 1968 Winter | |
| Kristina Kuusk | Estonia | Fencing | 2016 Summer | |
| Jukka Kuvaja | Finland | Nordic combined | 1972 Winter, 1976 Winter, 1980 Winter | |
| Pekka Kuvaja | Cross country skiing | 1948 Winter, 1952 Winter | |
| Vadym Kuvakin | Ukraine | Artistic gymnastics | 2004 Summer | |
| Tanasije Kuvalja | Yugoslavia | Road cycling | 1968 Summer | |
| Rustam Kuvatov | Kazakhstan | Athletics | 2004 Summer, 2008 Summer | |
| Ryan Kuwabara | Japan | Ice hockey | 1998 Winter | |
| Shigeharu Kuwabara | Water polo | 1968 Summer | |
| Yasuyuki Kuwahara | Football | 1968 Summer | |
| Ano Kuwai | Rugby sevens | 2016 Summer | |
| Takao Kuwamoto | Baseball | 1996 Summer | |
| Dambar Singh Kuwar | Nepal | Athletics | 1988 Summer | |
| Fahad Rashid Al-Kuwari | Qatar | Football | 1992 Summer | |
| Saad Muftah Al-Kuwari | Athletics | 1988 Summer, 1992 Summer | |
| Zamel Essa Al-Kuwari | Football | 1992 Summer | |
| Kiyohide Kuwata | Japan | Basketball | 1976 Summer | |
| Hirokatsu Kuwayama | Water polo | 1968 Summer, 1972 Summer | |
| Akio Kuwazawa | Track cycling | 1984 Summer | |
| Yusaku Kuwazuru | Rugby sevens | 2016 Summer | |
| Enzo Kuworge | Netherlands | Weightlifting | 2020 Summer | |
| Valerian Kuybyshev | Soviet Union | Equestrian eventing | 1952 Summer, 1956 Summer | |
| Arkadiusz Kułynycz | Poland | Wrestling | 2024 Summer | |
| Anatole Zongo Kuyo | Ivory Coast | Athletics | 1988 Summer | |
| Leonard Kuypers | Netherlands | Fencing | 1928 Summer | |
| Anton Kuys | Road cycling | 1928 Summer | |
| Harrie Kuyten | Art competitions | 1928 Summer | |
| Esmigul Kuyulova | Kazakhstan | Judo | 2024 Summer | |
| Artem Kuzakhmetov | Russian Olympic Committee | Canoe sprint | 2020 Summer | |
| Rastislav Kužel | Slovakia | 2000 Summer | |
| Dmitry Kuzelev | Russia | Handball | 2000 Summer | |
| Branka Kuzeljević | Serbia and Montenegro | Cross country skiing | 2006 Winter | |
| Olga Kuzenkova | Russia | Athletics | 2000 Summer, 2004 Summer | |
| Olga Kuzhela | Artistic swimming | 2008 Summer | |
| Marina Kuzhmar | Belarus | Rowing | 2000 Summer | |
| Aleksy Kuziemski | Poland | Boxing | 2004 Summer | |
| Shermukhammad Kuziev | Uzbekistan | Wrestling | 1996 Summer | |
| Albert Kuzilov | Georgia | Weightlifting | 2008 Summer | |
| Denis Kuzin | Kazakhstan | Speed skating | 2010 Winter, 2014 Winter, 2018 Winter, 2022 Winter | |
| Oleksandr Kuzin | Ukraine | Athletics | 2008 Summer | |
| Valentin Kuzin | Soviet Union | Ice hockey | 1956 Winter | |
| Vladimir Kuzin | Cross country skiing | 1956 Winter | |
| Yevgeny Kuzin | Equestrian jumping | 1968 Summer | |
| Marina Kuzina | Russia | Basketball | 2008 Summer, 2012 Summer | |
| Svetlana Kuzina | Water polo | 2000 Summer | |
| Yulia Kuzina | Judo | 2000 Summer, 2008 Summer | |
| Roman Kuzior | Poland | Shooting | 1972 Summer | |
| Valdis Ķuzis | Soviet Union | Luge | 1976 Winter | |
| Natalia Kuziutina | Russia, Russian Olympic Committee | Judo | 2012 Summer, 2016 Summer, 2020 Summer | |
| Viktor Kuzkin | Soviet Union | Ice hockey | 1964 Winter, 1968 Winter, 1972 Winter | |
| Csaba Kuzma | Hungary | Boxing | 1980 Summer | |
| Janina Kuzma | New Zealand | Freestyle skiing | 2014 Winter, 2018 Winter | |
| Dagmar Kuzmanová | Czechoslovakia | Alpine skiing | 1976 Winter | |
| Dominik Kuzmanović | Croatia | Handball | 2024 Summer | |
| Slobodan Kuzmanovski | Yugoslavia | 1984 Summer, 1988 Summer | |
| Lizaveta Kuzmenka | Belarus | Alpine skiing | 2010 Winter | |
| Mikhail Kuzmich | Russia | Luge | 2002 Winter, 2006 Winter, 2010 Winter | |
| Ventseslav Kuzmichev | Sailing | 1912 Summer | |
| Paweł Kużmicki | Poland | 2000 Summer | |
| Wacław Kuźmicki | Athletics | 1948 Summer | |
| Boris Kuzmin | Soviet Union | Rowing | 1964 Summer | |
| Dmitri Kuzmin | Kyrgyzstan | Swimming | 2000 Summer | |
| Fedor Kuzmin | Russia | Table tennis | 2008 Summer | |
| Igor Kuzmin | Estonia | Rowing | 2004 Summer, 2008 Summer | |
| Stanislav Kuzmin | Kazakhstan | Swimming | 2008 Summer | |
| Valentin Kuzmin | Soviet Union | 1960 Summer, 1964 Summer, 1968 Summer | |
| Anastasiya Kuzmina | Slovakia | Biathlon | 2010 Winter, 2014 Winter, 2018 Winter | |
| Ekaterina Kuzmina | Russian Olympic Committee | Curling | 2022 Winter | |
| Svetlana Kuzmina | Soviet Union | Swimming | 1988 Summer | |
| Afanasijs Kuzmins | Soviet Union, Latvia | Shooting | 1976 Summer, 1980 Summer, 1988 Summer, 1992 Summer, 1996 Summer, 2000 Summer, 2004 Summer, 2008 Summer, 2012 Summer | |
| Mindaugas Kuzminskas | Lithuania | Basketball | 2016 Summer | |
| Ihar Kuzmyanok | Belarus | Football | 2012 Summer | |
| Polina Kuznetsova | Russia, Russian Olympic Committee | Handball | 2016 Summer, 2020 Summer | |
| Aleksey Kuznetsov | Soviet Union | Cross country skiing | 1960 Winter | |
| Aleksey Kuznetsov | Swimming | 1988 Summer | |
| Andrei Kuznetsov | Soviet Union, Unified Team | Volleyball | 1988 Summer, 1992 Summer | |
| Andrey Kuznetsov | Russia | Tennis | 2016 Summer | |
| Artyom Kuznetsov | Speed skating | 2014 Winter | |
| Boris Kuznetsov | Soviet Union | Football | 1956 Summer | |
| Boris Kuznetsov | Boxing | 1972 Summer | |
| Boris Kuznetsov | Athletics | 1976 Summer | |
| Danila Kuznetsov | Russia | Canoe slalom | 1996 Summer | |
| Evgeny Kuznetsov | Russia, Russian Olympic Committee | Diving | 2012 Summer, 2016 Summer, 2020 Summer | |
| Igor Kuznetsov | Soviet Union | Canoe sprint | 1952 Summer | |
| Ivan Kuznetsov | Russian Olympic Committee | Alpine skiing | 2018 Winter, 2022 Winter | |
| Lev Kuznetsov | Soviet Union | Fencing | 1952 Summer, 1956 Summer | |
| Maksim Kuznetsov | Russia | Swimming | 2004 Summer | |
| Mikhail Kuznetsov | Soviet Union | Rowing | 1976 Summer | |
| Mikhail Kuznetsov | Kazakhstan | Triathlon | 2000 Summer | |
| Mikhail Kuznetsov | Russia | Canoe slalom | 2008 Summer, 2012 Summer, 2016 Summer | |
| Nikolay Kuznetsov [ Wikidata ] | Fencing | 1912 Summer | |
| Nikolay Kuznetsov | Soviet Union | Water polo | 1964 Summer | |
| Nikolay Kuznetsov | Rowing | 1976 Summer | |
| Nikolay Kuznetsov | Unified Team, Russia | Track cycling | 1992 Summer, 1996 Summer | |
| Pavel Kuznetsov | Soviet Union | Weightlifting | 1988 Summer | |
| Sergey Kuznetsov | Athletics | 1952 Summer | |
| Vasili Kuznetsov | 1956 Summer, 1960 Summer, 1964 Summer | |
| Viktor Kuznetsov | Swimming | 1980 Summer | |
| Vitali Kuznetsov | Judo | 1972 Summer, 1980 Summer | |
| Vladimir Kuznetsov | Athletics | 1952 Summer, 1956 Summer, 1964 Summer | |
| Vladimir Kuznetsov | Water polo | 1964 Summer | |
| Vladimir Kuznetsov | Track cycling | 1968 Summer, 1972 Summer | |
| Vladimir Kuznetsov | Kazakhstan | Weightlifting | 2008 Summer | |
| Yevgeni Kuznetsov | Soviet Union | Football | 1988 Summer | |
| Elena Kuznetsova | Uzbekistan | Shooting | 2008 Summer | |
| Evgeniya Kuznetsova | Russia, Bulgaria | Artistic gymnastics | 1996 Summer, 2004 Summer | |
| Olga Kuznetsova | Russia | Shooting | 1996 Summer, 2000 Summer, 2004 Summer | |
| Svetlana Kuznetsova | Basketball | 1996 Summer | |
| Svetlana Kuznetsova | Tennis | 2004 Summer, 2008 Summer, 2016 Summer | |
| Yelena Kuznetsova | Kazakhstan | Athletics | 2000 Summer, 2004 Summer | |
| Yevgeniya Kuznetsova | Soviet Union | 1960 Summer, 1964 Summer | |
| Nataliya Kuznetsova-Lobanova | Diving | 1964 Summer, 1968 Summer, 1972 Summer | |
| Krzysztof Kuźniecow | Poland | Ice hockey | 1992 Winter | |
| Oleh Kuznietsov | Ukraine | Breaking | 2024 Summer | |
| Viktor Kuznyetsov | Athletics | 2008 Summer, 2012 Summer | |
| Anton Kuzov | Bulgaria | Basketball | 1952 Summer | |
| Abdurrahim Kuzu | United States | Wrestling | 1984 Summer | |
| Olga Kuzyukova | Russia | Cross country skiing | 2014 Winter | |
| Garrott Kuzzy | United States | 2010 Winter | |
| Karel Kváček | Czechoslovakia | Wrestling | 1936 Summer | |
| Dmitry Kvach | Kazakhstan | Alpine skiing | 1998 Winter | |
| David Kvachadze | Soviet Union | Boxing | 1980 Summer | |
| Revaz Kvachakidze | Athletics | 1960 Summer | |
| Sara Blengsli Kværnø | Norway | Badminton | 2012 Summer | |
| Gard Kvale | Swimming | 2008 Summer | |
| Eirik Kvalfoss | Biathlon | 1984 Winter, 1988 Winter, 1992 Winter | |
| Arne Kvalheim | Athletics | 1968 Summer | |
| Jan Kvalheim | Beach volleyball | 1996 Summer, 2000 Summer | |
| Knut Kvalheim | Athletics | 1976 Summer | |
| Atle Kvålsvoll | Road cycling | 1984 Summer | |
| Magne Kvalvik | Rowing | 1996 Summer | |
| Kolbjørn Kvam [ Wikidata ] | Shooting | 1908 Summer | |
| Reidar Kvammen | Football | 1936 Summer | |
| Jill Kvamme-Schau | Artistic gymnastics | 1968 Summer, 1972 Summer | |
| Benjamin Kvanli | Guatemala | Canoe slalom | 1996 Summer | |
| Brynjar Kvaran | Iceland | Handball | 1984 Summer, 1988 Summer | |
| Alona Kvasha | Ukraine | Artistic gymnastics | 2000 Summer, 2004 Summer | |
| Illya Kvasha | Diving | 2008 Summer, 2012 Summer, 2016 Summer | |
| Nataliya Kvasha | Soviet Union | Rowing | 1988 Summer | |
| Oleg Kvasha | Russia | Ice hockey | 2002 Winter | |
| Yuri Kvashnin | Soviet Union | Figure skating | 1984 Winter | |
| Pavel Kvasil | Czechoslovakia | Canoe sprint | 1972 Summer | |
| Matija Kvasina | Croatia | Road cycling | 2008 Summer, 2016 Summer | |
| Andrey Kvassov | Kyrgyzstan, Kazakhstan | Swimming | 1996 Summer, 2000 Summer | |
| Shota Kveliashvili | Soviet Union | Shooting | 1964 Summer, 1968 Summer | |
| Ulf Kvendbo | Canada | Ski jumping | 1968 Winter, 1972 Winter | |
| Geir Kvernmo | Norway | Athletics | 1988 Summer | |
| Dijana Kvesić | Bosnia and Herzegovina | Swimming | 1996 Summer | |
| Ivan Kvesić | Croatia | Karate | 2020 Summer | |
| Kornelija Kvesić | Yugoslavia | Basketball | 1988 Summer | |
| Andriy Kviatkovskyi | Ukraine | Wrestling | 2012 Summer, 2016 Summer | |
| Matěj Kvíčala | Czech Republic | Luge | 2010 Winter, 2018 Winter | |
| Michal Kvíčala | 2002 Winter | |
| Geir Kvillum | Norway | Canoe sprint | 1984 Summer | |
| Gro Kvinlog | Freestyle skiing | 2010 Winter | |
| Manuchar Kvirkvelia | Georgia | Wrestling | 2004 Summer, 2008 Summer | |
| Anders Kvissberg | Sweden | Shooting | 1956 Summer, 1960 Summer | |
| Morisi Kvitelashvili | Georgia | Figure skating | 2018 Winter, 2022 Winter | |
| Petra Kvitová | Czech Republic | Tennis | 2008 Summer, 2012 Summer, 2016 Summer, 2020 Summer | |
| Hege Kvitsand | Norway | Handball | 1996 Summer | |
| Andrey Kvochinsky | Belarus | Diving | 1996 Summer | |
| Yelena Kvyatkovskaya | Uzbekistan | Athletics | 2000 Summer | |
| Kwag Hye-jeong | South Korea | Handball | 1996 Summer | |
| Kwak Dae-sung | Judo | 1996 Summer | |
| Kwak Hyok-ju | North Korea | Boxing | 2004 Summer | |
| Kwak Jung-hoon | South Korea | Shooting | 1984 Summer, 1988 Summer | |
| Kwak Jung-hye | 2016 Summer, 2020 Summer | |
| Kwak Min-jeong | Figure skating | 2010 Winter | |
| Kwak Ok-chol | North Korea | Judo | 2000 Summer | |
| Kwak Yoon-gy | South Korea | Short track speed skating | 2010 Winter, 2018 Winter, 2022 Winter | |
| Jeanette Kwakye | Great Britain | Athletics | 2008 Summer | |
| Pauline Kwalea | Solomon Islands | 2008 Summer, 2012 Summer | |
| James Kwalia | Qatar | 2008 Summer | |
| Andy Kwan | Hong Kong | Diving | 1984 Summer | |
| Kwan Honk Wai | Canoe sprint | 1976 Summer | |
| Michelle Kwan | United States | Figure skating | 1998 Winter, 2002 Winter | |
| Boonpak Kwancharoen | Thailand | Athletics | 1952 Summer | |
| Alexander Kwangwari | Zimbabwe | Boxing | 1996 Summer | |
| Tadeusz Kwapień | Poland | Cross country skiing, Nordic combined | 1948 Winter, 1952 Winter, 1956 Winter | |
| Antipass Kwari | Zimbabwe | Cycling mountain bike | 2008 Summer | |
| Allan Kwartler | United States | Fencing | 1952 Summer, 1956 Summer, 1960 Summer | |
| Piotr Kwasigroch | Poland | Ice hockey | 1988 Winter | |
| Dorota Kwaśna | Cross country skiing | 1992 Winter, 1994 Winter, 1998 Winter | |
| Magdalena Kwaśna | Sailing | 2020 Summer | |
| Maria Kwaśniewska | Athletics | 1936 Summer | |
| Don Kwasnycia | Canada | Shooting | 1988 Summer | |
| Lisa-Marie Kwayie | Germany | Athletics | 2020 Summer | |
| Daniel Mensah Kwei | Ghana | 2000 Summer | |
| Rodgers Kwemoi | Kenya | 2020 Summer | |
| Andrew Kwemoi [ Wikidata ] | Uganda | 2024 Summer | |
| Ronald Kwemoi | Kenya | 2016 Summer, 2024 Summer | |
| Kweon Lee-jun | South Korea | Snowboarding | 2018 Winter | |
| Kweon Young-jun | Fencing | 2020 Summer | |
| Bolesław Kwiatkowski | Poland | Basketball | 1968 Summer | |
| Eugeniusz Kwiatkowski | Athletics | 1960 Summer | |
| Łukasz Kwiatkowski | Track cycling | 2004 Summer, 2008 Summer | |
| Michał Kwiatkowski | Road cycling | 2012 Summer, 2016 Summer, 2020 Summer, 2024 Summer | |
| Oskar Kwiatkowski | Snowboarding | 2018 Winter, 2022 Winter | |
| Sven Kwiatkowski | Germany | Artistic gymnastics | 2004 Summer | |
| Konrad Kwiecień | Poland | Archery | 1992 Summer | |
| Czesław Kwieciński | Wrestling | 1964 Summer, 1968 Summer, 1972 Summer, 1976 Summer, 1980 Summer | |
| Felix Kwieton [ Wikidata ] | Austria | Athletics | 1912 Summer | |
| Harrie Kwinten | Netherlands | Field hockey | 1992 Summer | |
| Julian Kwit | Poland | Wrestling | 2008 Summer | |
| Anna Kwitniewska | Rhythmic gymnastics | 1996 Summer | |
| Dieudonné Kwizera | Burundi | Athletics | 1996 Summer | |
| Lawrence Kwoh | Hong Kong | Swimming | 1976 Summer | |
| Irene Kwok | 1952 Summer | |
| Kwok Kam-hung | Chinese Taipei | Football | 1960 Summer | |
| Leslie Kwok | Singapore | Swimming | 2000 Summer | |
| Mark Kwok | Hong Kong | 1996 Summer, 2000 Summer | |
| Matthew Kwok | 2000 Summer | |
| Kwok Yau | Chinese Taipei | Football | 1960 Summer | |
| Ying Kwok | Australia | Table tennis | 1992 Summer | |
| Audrey Kwon | United States | Artistic swimming | 2024 Summer | |
| Kwon Chang-hoon | South Korea | Football | 2016 Summer, 2020 Summer | |
| Kwon Chang-sook | Field hockey | 1992 Summer, 1996 Summer | |
| Kwon Eun-ji | Shooting | 2020 Summer | |
| Kwon Ha-lim | Diving | 2020 Summer | |
| Kwon Hyuk | Baseball | 2008 Summer | |
| Kwon Jun-cheol | Shooting | 2016 Summer | |
| Kwon Jung-hyun | Road cycling, Track cycling | 1968 Summer | |
| Kwon Kyung-min | Diving | 1996 Summer, 2000 Summer | |
| Kwon Soo-hyun | Field hockey | 1996 Summer | |
| Kwon Soon-woo | Tennis | 2020 Summer | |
| Kwon Sun-oo | Snowboarding | 2018 Winter | |
| Kwon Sun-pil | Field hockey | 1988 Summer | |
| Kwon Taek-yul | Shooting | 1988 Summer | |
| Kwon Tong-hyok | North Korea | 2008 Summer | |
| Kwon Un-sil | Archery | 2008 Summer, 2012 Summer | |
| Kwon Yong-gwang | Weightlifting | 2016 Summer | |
| Kwon Young-woo | South Korea | Judo | 2004 Summer | |
| Kwon You-ri | Swimming | 2004 Summer | |
| Kwong Chi Yan | Hong Kong | Road cycling | 1976 Summer | |
| Kwun Eun-jeong | South Korea | Basketball | 1996 Summer | |
| Kya Iskyun | China | 1948 Summer | |
| June Kyakobye | Uganda | Table tennis | 1996 Summer | |
| Farida Kyakutema | Athletics | 1988 Summer | |
| Ruth Kyalisima | 1984 Summer, 1988 Summer | |
| Khachatur Kyapanaktsyan | Armenia | Weightlifting | 1996 Summer | |
| Phool Maya Kyapchhaki | Nepal | Shooting | 2008 Summer | |
| John Kyazze | Uganda | Weightlifting | 1984 Summer | |
| Ernst Kyburz | Switzerland | Wrestling | 1928 Summer | |
| Frédéric Kyburz | Judo | 1972 Summer | |
| Matthias Kyburz | Athletics | 2024 Summer | |
| Kye Sun-hui | North Korea | Judo | 1996 Summer, 2000 Summer, 2004 Summer, 2008 Summer | |
| Cho Kyeong-hwan [ Wikidata ] | South Korea | Baseball | 1996 Summer | |
| Moses Kyeswa | Uganda | Athletics | 1984 Summer | |
| Vladimír Kýhos | Czechoslovakia | Ice hockey | 1984 Winter | |
| Maryna Kyiko | Ukraine | Trampolining | 2012 Summer | |
| Julia Kykkänen | Finland | Ski jumping | 2014 Winter, 2018 Winter, 2022 Winter | |
| Doug Kyle | Canada | Athletics | 1956 Summer, 1960 Summer | |
| Joseph Kyle | Great Britain | Football | 1936 Summer | |
| Kaylyn Kyle | Canada | 2012 Summer | |
| Maeve Kyle | Ireland | Athletics | 1956 Summer, 1960 Summer, 1964 Summer | |
| Mark Kyle | Equestrian eventing | 2004 Summer, 2012 Summer, 2016 Summer | |
| Tanja Kylliäinen | Finland | Swimming | 2016 Summer | |
| Anne Kyllönen | Cross country skiing | 2014 Winter, 2022 Winter | |
| Arvo Kyllönen | Wrestling | 1952 Summer | |
| Sanna Kyllönen | Athletics | 1992 Summer, 1996 Summer, 2000 Summer | |
| Maryna Kylypko | Ukraine | 2016 Summer, 2020 Summer | |
| Erik Kynard | United States | 2012 Summer, 2016 Summer | |
| Jiří Kyncl | Czechoslovakia | Speed skating | 1988 Winter, 1992 Winter | |
| Sarjit Singh Kundan | Malaysia | Field hockey | 1984 Summer, 1992 Summer | |
| Kristýna Kyněrová | Czech Republic | Swimming | 1996 Summer, 2004 Summer | |
| Athanasios Kynigakis | Greece | Marathon swimming | 2020 Summer, 2024 Summer | |
| Nikolai Kynin [ Wikidata ] | Russia | Football | 1912 Summer | |
| John Kynoch | Great Britain | Shooting | 1972 Summer | |
| Jiří Kynos | Czechoslovakia | Athletics | 1972 Summer | |
| Okina Kyogoku | Japan | Artistic swimming | 2020 Summer | |
| Nzaeli Kyomo | Tanzania | Athletics | 1980 Summer, 1984 Summer | |
| Pak Kyong-won | North Korea | Football | 1976 Summer | |
| Borislav Kyosev | Bulgaria | Volleyball | 1988 Summer | |
| Juhani Kyöstilä | Finland | Basketball | 1952 Summer | |
| Lauri Kyöstilä | Diving | 1920 Summer, 1924 Summer | |
| Yoshiaki Kyoya | Japan | Ice hockey | 1976 Winter, 1980 Winter | |
| Gusman Kyrgyzbayev | Kazakhstan | Judo | 2024 Summer | |
| Stylianos Kyriakides | Greece | Athletics | 1936 Summer, 1948 Summer | |
| Stylianos Kyriakidis | Sailing | 1960 Summer | |
| Nikoleta Kyriakopoulou | Athletics | 2008 Summer, 2012 Summer, 2020 Summer | |
| Dora Kyriakou | Cyprus | 1996 Summer | |
| Alexia Kyriazi | Greece | Rhythmic gymnastics | 2012 Summer | |
| Anneta Kyridou | Rowing | 2020 Summer | |
| Maria Kyridou | 2020 Summer | |
| Petros Kyritsis | Cyprus | Shooting | 1984 Summer | |
| Kyra Kyrklund | Finland | Equestrian dressage | 1980 Summer, 1984 Summer, 1988 Summer, 1992 Summer, 1996 Summer, 2008 Summer | |
| Ville Kyrönen | Athletics | 1912 Summer, 1924 Summer, 1932 Summer | |
| Oleksandr Kyrychenko | Soviet Union, Unified Team, Russia | Track cycling | 1988 Summer, 1992 Summer, 1996 Summer | |
| Ruslana Kyrychenko | Ukraine | Basketball | 1996 Summer | |
| Vitaliy Kyrylenko | Athletics | 1996 Summer | |
| Oleh Kyryukhin | Boxing | 1996 Summer | |
| Alena Kyselicová | Czechoslovakia | Field hockey | 1980 Summer | |
| Milan Kyselý | Rowing | 1980 Summer | |
| Nataliya Kyshchuk | Unified Team, Ukraine | Road cycling | 1992 Summer, 1996 Summer | |
| Svatava Kysilková | Czechoslovakia | Basketball | 1988 Summer | |
| Dimitrios Kyteas | Greece | Athletics | 1976 Summer | |
| Ragne Kytölä | Finland | 1988 Summer | |
| Maung Kyu | Myanmar | Shooting | 2012 Summer | |
| Myint Kyu | Football | 1972 Summer | |
| Kyung Sung-hyun | South Korea | Alpine skiing | 2014 Winter | |
| We Kyung-yong | Road cycling | 1964 Summer | |
| Hercules Kyvelos | Canada | Boxing | 1996 Summer | |
| Tun Maung Kywe | Myanmar | Weightlifting | 1956 Summer, 1960 Summer | |
| Iivari Kyykoski | Finland | Artistic gymnastics | 1908 Summer | |
| Nazym Kyzaibay | Kazakhstan | Boxing | 2024 Summer | |
| Muhammet Kızılarslan [ Wikidata ] | Turkey | Cross country skiing | 2006 Winter | |
| Alp Kızılsu [ Wikidata ] | Shooting | 1984 Summer, 1992 Summer, 1996 Summer | |