Host cities:
| Athlete | Nation(s) | Sport(s) | Role(s) | Era | Notes |
|---|---|---|---|---|---|
| Gerald Kazanowski |  CAN |
BKB | Olympics | 1984—1988 | 1–0–0 1983 Edmonton BAS gold |
| Olga Kazi |  HUN |
ATH | Olympics | 1960—1964 | 1–0–0 1963 Porto Alegre ATH gold: 800 m |
| Nadiya Kazimirchuk |  UKR |
FEN | Olympics | 2004 | 1–0–0 2005 İzmir FEN gold: épée team |
| Risa Kazumi |  JPN |
JUD | Olympics | 1996 | 0–0–1 1999 Palma de Mallorca JUD bronze: half-middleweight -63 kg |
| Gareth Kean |  NZL |
SWM | Olympics | 2012 | 1–0–2 2011 Shenzhen SWI gold: 100 m backstroke, bronze: 200 m backstroke and 4×100 m medley relay |
| Erdinç Kebapçı |  TUR |
SHO | Olympics | 2016 | 1–0–0 2015 Gwangju SHO gold: trap team |
| Almat Kebispayev |  KAZ |
WRE | Olympics | 2012—2016 | 0–0–1 2013 Kazan WRE bronze: Greco-Roman lightweight -60 kg |
| Shani Kedmi |  ISR |
SAL | Olympics | 1996—2000 | 0–0–1 1999 Palma de Mallorca SAI bronze: 470 women |
| Piotr Kędzia |  POL |
ATH | Olympics / Non-starter | 2004—2008 | 2–1–0 2005 İzmir ATH gold: 4×400 m relay; 2007 Bangkok ATH gold: 4×400 m relay; 2009 Beograd ATH silver: 4×400 m relay |
| Jon Kelly | CAN |
SWM | Olympics | 1988 | 0–0–1 1985 Kobe SWI bronze: 4×200 m freestyle relay |
| Rachael Kelly |  GBR |
SWM | YOG | 2010 | 0–0–1 2017 Taipei SWI bronze: 100 m butterfly |
| Wayne Kelly | CAN |
SWM | Olympics | 1984 | 0–0–2 1983 Edmonton SWI bronze: 4×100 m freestyle relay and 4×200 m freestyle relay |
| Howie Kelsey | CAN |
BKB | Olympics | 1984 | 1–0–0 1983 Edmonton BAS gold |
| Dénes Kemény | HUN |
WPO | Coach | 2000—2012 | 0–1–0 1977 Sofia WAP silver |
| Jörg Kempenich |  GER FRG |
FEN | Olympics | 1988—1992 | 1–0–1 1991 Sheffield FEN gold: sabre team, bronze: sabre (competed for Germany) |
| Franz-Josef Kemper | FRG |
ATH | Olympics | 1968—1972 | 1–1–0 1967 Tokyo ATH silver: 800 m; 1970 Torino ATH gold: 800 m |
| Sam Kendricks |  USA |
ATH | Olympics | 2016—2024 | 1–0–0 2013 Kazan ATH gold: pole vault |
| Terry Kent | USA |
CSP | Olympics | 1984—1992 | 1–0–0 1987 Zagreb CAN gold: K1 500 m |
| Mathilde de Kerangat |  FRA |
SAL | Olympics | 2016 | 0–0–1 2011 Shenzhen SAI bronze: Laser Radial team |
| Snezhana Kerkova |  BUL |
ATH | Olympics | 1960—1964 | 0–2–1 1959 Torino ATH silver: 80 m hurdles; 1961 Sofia ATH bronze: 80 m hurdles; 1965 Budapest ATH silver: 80 m hurdles |
| Mark Kerry |  AUS |
SWM | Olympics | 1976—1984 | 1–0–0 1979 Ciudad de México SWI gold: 100 m backstroke |
| Sonja Kesselschläger | GER |
ATH | Olympics | 2004—2008 | 0–0–1 2001 Beijing ATH bronze: heptathlon |
| Scott Keswick | USA |
GAR | Olympics | 1992 | 0–2–1 1993 Buffalo GYM silver: horizontal bar and rings, bronze: team |
| Margareta Keszeg |  ROU |
ATH | Olympics | 1992 | 0–1–0 1985 Kobe ATH silver: 1500 m |
| Si Mohamed Ketbi |  BEL |
TKW | Olympics / YOG | 2014—2016 | 0–1–0 2019 Napoli TKW silver: featherweight -68 kg |
| Dan Ketchum | USA |
SWM | Olympics | 2004 | 0–1–1 2001 Beijing SWI silver: 4×200 m freestyle relay, bronze: 200 m freestyle |
| Tatsiana Khaladovich |  BLR |
ATH | Olympics | 2016—2020 | 1–0–0 2015 Gwangju ATH gold: javelin throw |
| Olga Khalandyreva |  RUS |
ATH | Non-starter | 2004 | 2–0–0 2005 İzmir ATH gold: 100 m and 4×100 m relay |
| Safwan Khalil | AUS |
TKW | Olympics | 2012—2020 | 1–0–0 2011 Shenzhen TKW gold: flyweight -58 kg |
| Khaliuny Boldbaatar |  MGL |
JUD | Olympics | 1992—1996 | 1–0–0 1999 Palma de Mallorca JUD gold: lightweight -73 kg |
| Khasan Khalmurzayev | RUS |
JUD | Olympics / YOG | 2010—2016 | 1–0–1 2015 Gwangju JUD gold: half-middleweight -81 kg, bronze: team |
| Panida Khamsri |  THA |
WLF | Olympics | 2012 | 0–0–1 2013 Kazan WLT bronze: flyweight -48 kg |
| Gulfiya Khanafeyeva | RUS |
ATH | Olympics | 2012 | 0–1–0 2003 Daegu ATH silver: hammer throw |
| Valeriya Khanina | UKR |
GRY | YOG | 2014 | 0–3–0 2019 Napoli RGY silver: group all-around, group 5 balls, and group 3 hoops + 4 clubs |
| Chutchawan Khaolaor | THA |
TKW | Olympics | 2008 | 1–0–1 2007 Bangkok TKW gold: finweight -54 kg; 2009 Beograd TKW bronze: finweight -54 kg |
| Natallia Kharaneka-Mikhnevich | BLR |
ATH | Olympics | 2004—2012 | 1–0–0 2005 İzmir ATH gold: shot put (competed as Natallia Kharaneka) |
| Anna Kharitonova | RUS |
JUD | Olympics | 2008 | 1–0–0 2013 Kazan Sambo gold: -52 kg |
| Olha Kharlan | UKR |
FEN | Olympics / Closing Flagbearer | 2008—2024 | 2–1–0 2011 Shenzhen FEN gold: sabre, silver: sabre team; 2013 Kazan FEN gold: sabre |
| Aleksandr Kharlov |  URS UZB |
ATH | Olympics | 1980 | 1–0–0 1983 Edmonton ATH gold: 400 m hurdles |
| Khashbaataryn Tsagaanbaatar | MGL |
JUD | Olympics | 2004—2012 | 0–0–1 2003 Daegu JUD bronze: extra-lightweight -60 kg |
| Yuliya Khavaldzhy | UKR |
WRE | Olympics | 2016 | 0–0–1 2013 Kazan WRE bronze: freestyle featherweight -51 kg |
| Najmeh Khedmati |  IRI |
SHO | Olympics / YOG | 2014—2020 | 2–1–3 2015 Gwangju SHO gold: 10 m air rifle, silver: 50 m rifle three positions team, bronze: 50 m rifle three positions, 10 m air rifle team, and 50 m rifle prone team; 2019 Napoli SHO gold: 10 m air rifle team |
| Nestor Khergiani |  GEO |
JUD | Olympics | 2000—2008 | 0–0–1 1999 Palma de Mallorca JUD bronze: extra-lightweight -60 kg |
| Volha Khilko | BLR |
WRE | Olympics | 2004—2008 | 0–1–0 2005 İzmir WRE silver: freestyle middleweight -63 kg |
| Shamil Khisamutdinov | RUSURS |
WRE | Olympics | 1972 | 1–0–0 1973 Moskva WRE gold: Greco-Roman lightweight -68 kg |
| Khishigbatyn Erdenet-Od | MGL |
JUD | Olympics | 1992—2008 | 0–0–1 1999 Palma de Mallorca JUD bronze: lightweight -57 kg |
| Iryna Khliustava | BLR |
ATH | Olympics | 2000—2012 | 0–0–1 2001 Beijing ATH bronze: 4×400 m relay |
| Andriy Khloptsov | UKR |
SWM | YOG | 2014 | 0–1–1 2017 Taipei SWI silver: 100 m butterfly, bronze: 50 m butterfly |
| Irina Khmelevskaya-Samoylova | RUSURS EUN |
CSP | Olympics | 1988—1992 | 0–0–1 1987 Zagreb CAN bronze: K1 500 m (competed as Irina Khmelevskaya for the Soviet Union) |
| Vasily Khmelevsky | BLRURS |
ATH | Olympics | 1972 | 0–1–0 1970 Torino ATH silver: discus throw |
| Larysa Khmielnitskaya | BLR |
ATH | Olympics | 2000 | 1–0–2 1993 Buffalo ATH bronze: 10 km (competed as Larisa Ramazanova for Russia); 1995 Fukuoka ATH bronze: 10 km (competed as Larisa Ramazanova for Russia); 1997 Catania ATH gold: 10 km (competed as Larisa Ramazanova) |
| Pavlo Khnykin | UKREUN |
SWM | Olympics | 1992—2004 | 0–0–1 1993 Buffalo SWI bronze: 100 m freestyle (competed for Ukraine) |
| Majid Khodaei | IRI |
WRE | Olympics | 2004 | 0–1–0 2005 İzmir WRE silver: freestyle light-heavyweight -84 kg |
| Sergey Khodos |  ROCRUS |
FEN | Olympics | 2016—2020 | 1–0–0 2011 Shenzhen FEN gold: épée team |
| Sviatlana Khokhlava | BLR |
SWM | Olympics | 2004—2012 | 1–1–2 2005 İzmir SWI silver: 50 m freestyle, bronze: 50 m backstroke; 2007 Bangkok SWI bronze: 50 m backstroke; 2009 Beograd SWI gold: 50 m butterfly |
| Ilya Khomenko | RUS |
SWM | Olympics | 2016 | 0–2–0 2019 Napoli SWI silver: 200 m breaststroke and 4×100 m medley relay (swam in heats only) |
| Olena Khomrova | UKR |
FEN | Olympics | 2008 | 0–2–0 2007 Bangkok FEN silver: sabre team; 2011 Shenzhen FEN silver: sabre team |
| Yekaterina Khomyakova-Birlova | RUS |
VBV | Olympics | 2012—2016 | 1–0–0 2013 Kazan BVO gold |
| Svetlana Khorkina | RUS |
GAR | Olympics | 1996—2004 | 4–0–0 1999 Palma de Mallorca GYM gold: all-around, floor, uneven bars, and team |
| Sergey Khorokhordin | RUS |
GAR | Olympics | 2008 | 0–0–1 2005 İzmir GYM bronze: horizontal bar |
| Oleksandr Khotsianivskyi | UKR |
WRE | Olympics | 2012—2024 | 0–1–0 2013 Kazan WRE silver: freestyle super-heavyweight -120 kg |
| Aleksey Khovansky | RUS |
FEN | Olympics | 2012 | 2–0–1 2007 Bangkok FEN gold: foil team; 2011 Shenzhen FEN bronze: foil team; 2013 Kazan FEN gold: foil team |
| Nataliya Khrushchelyeva | RUS |
ATH | Olympics | 2004 | 1–1–0 1995 Fukuoka ATH gold: 4×400 m relay; 1999 Palma de Mallorca ATH silver: 4×400 m relay |
| Volha Khudzenka | BLR |
CSP | Olympics | 2012—2020 | 3–0–0 2013 Kazan CAN gold: K2 200 m, K4 200 m, and K4 500 m |
| Alan Khugayev | RUS |
WRE | Olympics | 2012 | 1–0–0 2013 Kazan WRE gold: Greco-Roman light-heavyweight -84 kg |
| Maksym Khvorost | UKR |
FEN | Olympics | 2004—2016 | 3–1–2 2001 Beijing FEN silver: épée; 2003 Daegu FEN gold: épée team; 2005 İzmir FEN gold: épée team; 2007 Bangkok FEN gold: épée team, bronze: épée; 2009 Beograd FEN bronze: épée team |
| Dmitry Khvostov | RUS |
BKB | Olympics | 2012 | 1–0–0 2013 Kazan BAS gold |
| Yumi Kida | JPN |
OWS | Olympics | 2012—2020 | 1–1–0 2009 Beograd SWI gold: 1500 m freestyle, silver: 800 m freestyle |
| Matthew Kidd | GBR |
SWM | Olympics | 2004 | 2–0–0 2001 Beijing SWI gold: 4×100 m freestyle relay; 2003 Daegu SWI gold: 4×100 m freestyle relay |
| Vaclavas Kidykas |  LTUURS |
ATH | Olympics | 1988—2000 | 0–2–0 1985 Kobe ATH silver: discus throw (competed for the Soviet Union); 1987 Zagreb ATH silver: discus throw (competed for the Soviet Union) |
| Michael Kiedel | GER |
SWM | Olympics | 2000 | 0–0–2 1997 Catania SWI bronze: 200 m freestyle and 4×200 m freestyle relay |
| Oliver Kieffer | FRA |
VVO | Olympics | 2004 | 0–1–0 2001 Beijing VOL silver |
| Michiko Kihara | JPN |
SWM | Olympics | 1964 | 0–0–2 1967 Tokyo SWI bronze: 100 m freestyle and 400 m freestyle |
| Nikolay Kilin | RUS |
SHO | YOG | 2010 | 1–1–2 2013 Kazan SHO gold: 50 m free pistol team, bronze: 10 m air pistol team; 2015 Gwangju SHO silver: 50 m free pistol team, bronze: 10 m air pistol team |
| Molly Killingbeck | CAN |
ATH | Olympics | 1984—1988 | 0–4–0 1983 Edmonton ATH silver: 400 m, 4×100 m relay, and 4×400 m relay; 1985 Kobe ATH silver: 4×400 m relay |
| Kim Beop-Min |  KOR |
ARC | Olympics | 2012 | 1–0–1 2011 Shenzhen ARC gold: recurve mixed team, bronze: recurve |
| Kim Bong-Su | KOR |
TEN | Olympics | 1988 | 0–0–1 1985 Kobe TEN bronze: singles |
| Kim Chang-Ok |  PRK |
ATH | Olympics | 1996—2000 | 0–0–1 2001 Beijing ATH bronze: half marathon |
| Kim Chung-Han | KOR |
VVO | Olympics | 1972—1976 | 0–0–1 1970 Torino VOL bronze |
| Kim Dae-Eun | KOR |
GAR | Olympics | 2004—2008 | 1–2–0 2003 Daegu GYM gold: team; 2005 İzmir GYM silver: all-around and team |
| Kim Dae-Ung | KOR |
SHO | Olympics | 2012 | 0–2–1 2007 Bangkok SHO silver: 25 m rapid fire pistol team; 2013 Kazan SHO silver: 25 m rapid fire pistol team, bronze: 25 m standard pistol team |
| Kim Deok-Hyeon | KOR |
ATH | Olympics | 2008—2016 | 2–0–0 2007 Bangkok ATH gold: triple jump; 2009 Beograd ATH gold: long jump |
| Kim Dong-Hwa | KOR |
GAR | Olympics | 1996—2004 | 0–1–1 2001 Beijing GYM silver: rings, bronze: team |
| Kim Dong-Jun | KOR |
FBL | Olympics | 2016 | 0–1–0 2015 Gwangju FTB silver |
| Kim Eun-Ha | KOR |
TEN | Olympics | 1996 | 1–1–1 1999 Palma de Mallorca TEN gold: mixed doubles; 2001 Beijing TEN silver: doubles, bronze: mixed doubles |
| Kim Geon-Bong | KOR |
VVO | Olympics | 1972—1976 | 0–0–1 1970 Torino VOL bronze |
| Kim Geum-Hwa | KOR |
FEN | Olympics | 2008 | 0–1–0 2005 İzmir FEN silver: sabre |
| Kim Gi-Jeong | KOR |
BDM | Olympics | 2016 | 5–0–1 2013 Kazan BDM gold: mixed doubles and team, bronze: doubles; 2015 Gwangju BDM gold: doubles, mixed doubles, and team |
| Kim Han-Sol | KOR |
GAR | Olympics | 2016—2020 | 1–1–0 2017 Taipei GYM silver: floor; 2019 Napoli GYM gold: vault |
| Kim Hui-Jeong | KOR |
FEN | Olympics | 1996—2004 | 1–0–1 1999 Palma de Mallorca FEN bronze: épée; 2003 Daegu FEN gold: épée |
| Kim Hye-Ok | PRK |
DIV | Olympics | 1992 | 1–0–0 1991 Sheffield DIV gold: platform |
| Kim Hyeon-Jun | KOR |
SHO | Olympics | 2016 | 0–1–2 2013 Kazan SHO bronze: 50 m rifle prone; 2015 Gwangju SHO silver: 10 m air rifle team, bronze: 50 m rifle prone team |
| Kim Hyeon-Seop | KOR |
ATH | Olympics | 2008—2016 | 0–1–0 2005 İzmir ATH silver: 20 km walk |
| Kim Hyon-Hui | PRK |
TTE | Olympics | 1996—2004 | 0–0–1 2001 Beijing TTN bronze: team |
| Kim Il-Sun | KOR |
TEN | Olympics | 1988—1992 | 1–0–1 1991 Sheffield TEN gold: doubles, bronze: singles |
| Kim In-Geon | KOR |
BKB | Olympics | 1964—1968 | 0–1–0 1967 Tokyo BAS silver |
| Kim Jae-Beom | KOR |
JUD | Olympics | 2008—2012 | 0–1–1 2007 Bangkok JUD silver: lightweight -73 kg, bronze: team |
| Kim Jan-Di | KOR |
JUD | Olympics | 2012—2016 | 0–2–1 2011 Shenzhen JUD silver: lightweight -57 kg; 2015 Gwangju JUD silver: team, bronze: lightweight -57 kg |
| Kim Jeon-Hong | KOR |
SHO | Olympics | 2016 | 0–1–1 2013 Kazan SHO silver: 25 m rapid fire pistol team 25 metres, bronze: 25 m standard pistol team |
| Kim Jeong-Hwan | KOR |
FEN | Olympics | 2012—2020 | 0–1–1 2007 Bangkok FEN silver: sabre team, bronze: sabre |
| Kim Ji-Hun | KOR |
GAR | Olympics | 2008—2012 | 1–0–0 2009 Beograd GYM gold: horizontal bar |
| Kim Ji-Yeon | KOR |
FEN | Olympics | 2012—2020 | 1–1–2 2011 Shenzhen FEN bronze: sabre and sabre team; 2013 Kazan FEN gold: sabre team, silver: sabre |
| Kim Jin-Lee | KOR |
HBL | Olympics | 2016—2020 | 0–1–0 2015 Gwangju HAN silver |
| Kim Jong-Eun | KOR |
HOC | Olympics | 2008—2016 | 1–0–0 2013 Kazan HOK gold |
| Kim Jong-Gyu | KOR |
WRE | Olympics | 1984 | 0–0–1 1981 București WRE bronze: freestyle flyweight -52 kg |
| Kim Ju-Seong | KOR |
FBL | Olympics | 1988 | 0–1–0 1987 Zagreb FTB silver |
| Kristina Kim | RUS |
TKW | Olympics | 2012 | 0–0–1 2009 Beograd TKW bronze: finweight -47 kg |
| Kim Kuk-Hyang | PRK |
DIV | Olympics | 2016 | 4–0–0 2017 Taipei DIV gold: platform, synchronized platform, mixed synchronized platform, and team |
| Kim Kuk-Hyang | PRK |
WLF | Olympics / YOG | 2010—2016 | 1–0–0 2017 Taipei WLT gold: super-heavyweight +90 kg |
| Kim Kum-Ok | PRK |
ATH | Olympics | 2008—2016 | 1–0–0 2007 Bangkok ATH gold: half marathon |
| Kim Kyong-Hwa | PRK |
FBL | Olympics | 2008 | 1–0–0 2003 Daegu FTB gold |
| Kim Kyong-Ju | PRK |
DIV | Olympics | 2004 | 0–1–1 2003 Daegu DIV silver: synchronized platform, bronze: team |
| Kim Mi-Yong | PRK |
TTE | Olympics | 2008 | 0–0–1 2001 Beijing TTN bronze: team |
| Kim Min-Jeong | KOR |
BDM | Olympics | 2008—2012 | 1–0–0 2007 Bangkok BDM gold: mixed doubles |
| Kim Min-Jeong | KOR |
JUD | Olympics | 2016 | 1–2–0 2013 Kazan JUD gold: team (competed as Kim Eun-Kyeong); 2015 Gwangju JUD silver: heavyweight +78 kg and team |
| Kim Min-Jeong | KOR |
SHO | Olympics / YOG | 2014—2020 | 0–1–1 2019 Napoli SHO silver: 10 m air pistol team, bronze: 10 m air pistol |
| Kim Min-Ji | KOR |
SHO | Olympics | 2008 | 0–1–0 2007 Bangkok SHO silver: skeet team |
| Kim Mu-Hyeon | KOR |
BKB | Olympics | 1964—1968 | 0–1–0 1967 Tokyo BAS silver |
| Kim Myong-Hyok | PRK |
WLF | Olympics | 2012—2016 | 0–1–0 2017 Taipei WLT silver: lightweight -69 kg |
| Kim Na-Yeong | KOR |
JUD | Olympics | 2008—2012 | 0–2–1 2009 Beograd JUD silver: team, bronze: open class; 2011 Shenzhen JUD silver: heavyweight +78 kg |
| Kim On-A | KOR |
HBL | Olympics | 2008—2016 | 0–1–0 2015 Gwangju HAN silver |
| Kim Sa-Rang | KOR |
BDM | Olympics | 2016 | 2–0–1 2015 Gwangju BDM gold: doubes and team, bronze: mixed doubles |
| Kim Seo-Yeong | KOR |
SWM | Olympics / Opening Flagbearer | 2012—2024 | 0–0–2 2017 Taipei SWI bronze: 200 m medley and 400 m medley |
| Kim Seong-Beom | KOR |
JUD | Olympics | 2004—2008 | 2–0–2 2003 Daegu JUD gold: team, bronze: heavyweight +100 kg; 2007 Bangkok JUD gold: heavyweight +100 kg, bronze: team |
| Kim Seong-Min | KOR |
JUD | Olympics | 2012—2016 | 3–1–2 2009 Beograd JUD gold: open class and team; 2011 Shenzhen JUD gold: open class, bronze: team; 2013 Kazan JUD silver: team, bronze: open class |
| Kim Seong-Yeon | KOR |
JUD | Olympics | 2016—2020 | 1–2–1 2015 Gwangju JUD gold: middleweight -70 kg, silver: team; 2017 Taipei JUD silver: team, bronze: middleweight -70 kg |
| Kim Seung-Il | KOR |
GAR | Olympics | 2004—2012 | 0–1–0 2005 İzmir GYM silver: team |
| Kim So-Hui | KOR |
TKW | Olympics / YOG | 2010—2016 | 0–0–1 2015 Gwangju TKW bronze: Kyorugi team |
| Kim Song-I | PRK |
TTE | Olympics / YOG | 2010—2016 | 0–0–1 2017 Taipei TTN bronze: singles |
| Kim Su-Gyeong | KOR |
WLF | Olympics | 2004—2008 | 0–0–1 2013 Kazan WLT bronze: middleweight -63 kg |
| Kim Su-Ji | KOR |
DIV | Olympics | 2012—2024 | 0–1–1 2017 Taipei DIV silver: synchronized springboard, bronze: 3 m springboard |
| Kim Su-Myeon | KOR |
GAR | Olympics | 2008—2012 | 1–0–1 2009 Beograd GYM gold: floor, bronze: all-around |
| Kim Un-Hyang | PRK |
DIV | Olympics | 2008—2016 | 2–1–1 2009 Beograd DIV bronze: synchronized platform; 2017 Taipei DIV gold: synchronized platform and team, silver: platform |
| Kim Un-Jong | PRK |
GAR | Olympics | 2004 | 0–1–0 2005 İzmir GYM silver: team |
| Kim Wan-Gi | KOR |
ATH | Olympics | 1992—1996 | 0–1–0 1993 Buffalo ATH silver: marathon |
| Kim Wan-Sik | KOR |
VVO | Olympics | 1992 | 0–0–1 1993 Buffalo VOL bronze |
| Kim Won-Jin | KOR |
JUD | Olympics | 2016—2024 | 2–2–1 2011 Shenzhen JUD gold: extra-lightweight -60 kg; 2013 Kazan JUD silver: team, bronze: extra-lightweight -60 kg; 2015 Gwangju JUD gold: extra-lightweight -60 kg, silver: team |
| Kim Wu-Jin | KOR |
ARC | Olympics | 2016—2024 | 2–1–2 2011 Shenzhen ARC silver: recurve; 2015 Gwangju ARC gold: recurve team, bronze: recurve; 2017 Taipei ARC gold: recurve team, bronze: recurve |
| Kim Yeong-Il | KOR |
BKB | Olympics | 1964—1968 | 0–1–0 1967 Tokyo BAS silver |
| Kim Yong-Ae | PRK |
FBL | Olympics | 2008 | 1–0–0 2003 Daegu FTB gold |
| Kenji Kimura | JPN |
VVO | Olympics | 1968—1972 | 1–0–0 1967 Tokyo VOL gold |
| Bev Kinch | GBR |
ATH | Olympics | 1988 | 1–0–0 1983 Edmonton ATH gold: 100 m |
| Lilly King | USA |
SWM | Olympics | 2016—2024 | 0–1–1 2015 Gwangju SWI silver: 100 m breaststroke, bronze: 4×100 m medley relay |
| Micki King | USA |
DIV | Olympics | 1968—1972 | 1–0–1 1967 Tokyo DIV gold: 3 m springboard, bronze: platform |
| Savannah King | CAN |
SWM | Olympics | 2008—2012 | 0–0–1 2013 Kazan SWI bronze: 4×200 m freestyle relay |
| Yukari Kinga | JPN |
FBL | Olympics / Non-starter | 2004—2012 | 0–1–1 2003 Daegu FTB silver; 2005 İzmir FTB bronze |
| Roger Kingdom | USA |
ATH | Olympics | 1984—1988 | 1–0–0 1989 Duisburg ATH gold: 110 m hurdles |
| Bernardin Kingué Matam | FRA |
WLF | Olympics | 2012—2024 | 0–1–0 2013 Kazan WLT silver: lightweight -69 kg |
| Nicolas Kintz | FRA |
SWM | Olympics | 2000—2004 | 0–0–2 2001 Beijing SWI bronze: 4×100 m freestyle relay and 4×200 m freestyle relay |
| Tatsuya Kinugasa | JPN |
SWM | Olympics | 1992—1996 | 2–1–1 1993 Buffalo SWI bronze: 200 m medley; 1995 Fukuoka SWI silver: 200 m medley; 1997 Catania SWI gold: 200 m medley and 400 m medley |
| Hajnalka Király-Picot | FRA |
FEN | Olympics | 2004—2008 | 3–1–0 1993 Buffalo FEN gold: épée team (competed as Hajnalka Kiraly for Hungary); 1995 Fukuoka FEN gold: épée team (competed as Hajnalka Kiraly for Hungary); 1997 Catania FEN gold: épée team (competed as Hajnalka Kiraly for Hungary); 1999 Palma de Mallorca FEN silver: épée team (competed as Hajnalka Kiraly for Hungary) |
| Anisya Kirdyapkina | RUS |
ATH | Olympics | 2012 | 4–0–0 2013 Kazan ATH gold: 20 km walk and 20 km walk team; 2015 Gwangju ATH gold: 20 km walk and 20 km walk team |
| Alisa Kirilyuk | RUS |
SAL | Olympics | 2016 | 1–0–0 2011 Shenzhen SAI gold: 470 mixed team |
| Grigory Kiriyenko | RUSEUN |
FEN | Olympics | 1992—1996 | 1–0–1 1991 Sheffield FEN gold: sabre, bronze: sabre team (competed for the Soviet Union) |
| Tara Kirk | USA |
SWM | Olympics | 2004 | 1–1–0 2001 Beijing SWI gold: 50 m breaststroke, silver: 4×100 m medley relay |
| John Kirkbride | GBR |
ATH | Olympics | 1972 | 0–1–0 1970 Torino ATH silver: 1500 m |
| Jutta Kirst |  GDR |
ATH | Olympics | 1980 | 0–1–0 1973 Moskva ATH silver: high jump |
| Irena Kirszenstein-Szewińska | POL |
ATH | Olympics / Administrator | 1964—2018 | 2–1–0 1965 Budapest ATH gold: 100 m and 200 m, silver: 4×100 m relay (competed as Irena Kirszenstein) |
| Linda Kisabaka | GER |
ATH | Olympics | 1992—1996 | 0–1–0 1989 Duisburg ATH silver: 4×400 m relay (competed for West Germany) |
| Grigory Kiselyov | RUSURS |
SWM | Olympics | 1960 | 0–2–1 1959 Torino SWI silver: 200 m butterfly; 1961 Sofia SWI silver: 200 m butterfly, bronze: 4×100 m medley relay |
| Sergey Kiselyov | RUSURS |
SWM | Olympics | 1980 | 1–0–3 1979 Ciudad de México SWI bronze: 200 m butterfly; 1981 București SWI gold: 4×100 m medley relay, bronze: 100 m butterfly and 200 m butterfly |
| Masayuki Kishida | JPN |
SWM | Olympics | 2008 | 1–0–1 2011 Shenzhen SWI gold: 4×100 m medley relay, bronze: 50 m butterfly |
| Takayuki Kishimoto | JPN |
ATH | Olympics | 2012 | 0–1–0 2011 Shenzhen ATH silver: 400 m hurdles |
| Jarosław Kisiel | POL |
FEN | Olympics | 1992 | 1–0–1 1989 Duisburg FEN gold: sabre team, bronze: sabre |
| Yevgeny Kislyakov | RUSEUN |
ROW | Olympics | 1992 | 0–1–0 1989 Duisburg ROW silver: eights |
| Andrey Kislykh | RUS |
ATH | Olympics | 1996—2000 | 1–0–0 1997 Catania ATH gold: 110 m hurdles |
| Balázs Kiss | HUN |
ATH | Olympics | 1996 | 2–1–0 1993 Buffalo ATH silver: hammer throw; 1995 Fukuoka ATH gold: hammer throw; 1997 Catania ATH gold: hammer throw |
| Róbert Kiss | HUN |
FEN | Olympics | 1992—1996 | 0–1–0 1989 Duisburg FEN silver: foil team |
| Tamás Kiss | HUN |
CSP | Olympics | 2008 | 1–0–0 2013 Kazan CAN gold: C1 1000 m |
| Hanna Kisteleki | HUN |
WPO | Olympics | 2012—2016 | 0–1–0 2013 Kazan WAP silver |
| Asami Kitagawa | JPN |
SWM | Olympics | 2008 | 0–2–0 2009 Beograd SWI silver: 200 m medley and 4×100 m freestyle relay |
| Takamasa Kitagawa | JPN |
ATH | Olympics | 2016 | 0–1–0 2015 Gwangju ATH silver: 4×400 m relay |
| Teruhiko Kitani | JPN |
SWM | Olympics | 1968 | 0–0–2 1967 Tokyo SWI bronze: 4×100 m freestyle relay and 4×200 m freestyle relay |
| Kaur Kivistik |  EST |
ATH | Olympics | 2016 | 0–1–0 2015 Gwangju ATH silver: 3000 m steeplechase |
| Ryoko Kizaki | JPN |
ATH | Olympics | 2012 | 0–2–0 2005 İzmir ATH silver: half marathon; 2007 Bangkok ATH silver: 10000 m |
| Bartosz Kizierowski | POL |
SWM | Olympics / Opening Flagbearer | 1996—2008 | 1–1–0 2001 Beijing SWI gold: 50 m freestyle, silver: 100 m freestyle |
| Kathrin Klaas | GER |
ATH | Olympics | 2008—2016 | 0–0–1 2009 Beograd ATH bronze: hammer throw |
| Rudolf Klaban |  AUT |
ATH | Olympics | 1960—1968 | 0–1–2 1961 Sofia ATH silver: 800 m, bronze: 1500 m; 1965 Budapest ATH bronze: 800 m |
| Pim-On Klaisuban | THA |
SHO | Olympics | 2016 | 0–2–0 2015 Gwangju SHO silver: 10 m air pistol team and 25 m sporting pistol team |
| Marcel Klarenbeek |  NED |
ATH | Olympics | 1980 | 0–1–0 1979 Ciudad de México ATH silver: 4×400 m relay |
| Jolán Kleiber-Kontsek | HUN |
ATH | Olympics / Non-starter | 1964—1972 | 1–1–2 1961 Sofia ATH bronze: discus throw (competed as Jolán Kontsek); 1963 Porto Alegre ATH silver: discus throw, bronze: shot put; 1965 Budapest ATH gold: discus throw |
| Hanna Klein | GER |
ATH | Olympics / YOG | 2010—2024 | 1–0–0 2017 Taipei ATH gold: 5000 m |
| Hans-Joachim Klein | GERFRG |
SWM | Olympics | 1960—1964 | 2–0–2 1963 Porto Alegre SWI gold: 100 m freestyle, bronze: 400 m freestyle and 4×100 m medley relay (competed for West Germany); 1965 Budapest SWI gold: 100 m freestyle (competed for West Germany) |
| Wolfgang Klein | GERFRG |
ATH | Olympics | 1964 | 0–1–0 1963 Porto Alegre ATH silver: long jump (competed for West Germany) |
| Olga Klevakina | RUSURS |
SWM | Olympics | 1980 | 0–3–2 1981 București SWI silver: 200 m freestyle, 200 m medley, and 4×100 m freestyle relay, bronze: 100 m freestyle and 4×100 m medley relay |
| Yelizaveta Klevanovich | ROCRUS |
SWM | Olympics / YOG | 2018—2020 | 0–0–1 2019 Napoli SWI bronze: 4×200 m freestyle relay |
| Filip Klikovać |  MNE |
WPO | Olympics | 2016 | 1–0–0 2007 Bangkok WAP gold |
| Piotr Klimczak | POL |
ATH | Olympics | 2004—2008 | 2–1–0 2005 İzmir ATH gold: 4×400 m relay; 2007 Bangkok ATH gold: 4×400 m relay, silver: 400 m |
| Vlastibor Klimeš |  CZE TCH |
BKB | Olympics | 1980 | 0–0–1 1977 Sofia BAS bronze |
| Zuzana Klimešová | CZE |
BKB | Olympics | 2004 | 0–0–1 2001 Beijing BAS bronze |
| Inta Kļimoviča |  LATURS |
ATH | Olympics | 1976 | 1–1–0 1975 Roma ATH gold: 4×100 m relay, silver: 400 m |
| Lyudmila Klipova | URSUKR |
SWM | Olympics | 1956—1960 | 1–0–0 1961 Sofia SWI gold: 4×100 m freestyle relay |
| Darya Klishina | ROCRUS |
ATH | Olympics | 2016—2020 | 1–0–0 2013 Kazan ATH gold: long jump |
| Ewelina Klocek-Ptak | POL |
ATH | Olympics | 2008—2012 | 0–1–1 2009 Beograd ATH silver: 4×100 m relay (competed as Ewelina Ptak); 2013 Kazan ATH bronze: 4×100 m relay (competed as Ewelina Ptak) |
| Yana Klochkova | UKR |
SWM | Olympics / Opening Flagbearer | 2000—2008 | 7–1–0 2001 Beijing SWI gold: 800 m freestyle and 200 m medley; 2003 Daegu SWI gold: 200 m freestyle, 200 m butterfly, 200 m medley, and 400 m medley; 2007 Bangkok SWI gold: 400 m medley, silver: 200 m medley |
| Orranut Klomdee | THA |
ATH | Olympics | 2000—2008 | 0–1–0 2007 Bangkok ATH silver: 4×100 m relay |
| Ton van Klooster | NED |
SWM | Olympics | 1972 | 0–1–0 1973 Moskva SWI silver: 1500 m freestyle |
| Andrzej Kłopotowski | POL |
SWM | Olympics | 1960 | 0–0–1 1959 Torino SWI bronze: 200 m breaststroke |
| Karol Kłos | POL |
VVO | Olympics | 2016 | 0–1–0 2013 Kazan VOL silver |
| Eliška Klučinová | CZE |
ATH | Olympics | 2012—2016 | 0–0–1 2013 Kazan ATH bronze: heptathlon |
