Host cities:
| Athlete | Nation(s) | Sport(s) | Role(s) | Era | Notes |
|---|---|---|---|---|---|
| Hsu Shu-Ching | TPE |
WLF | Olympics / Other | 2012—2016 | 0–1–0 2011 Shenzhen WLT silver: featherweight -53 kg |
| Hu Jia | CHN |
DIV | Olympics | 2000—2004 | 5–1–0 2001 Beijing DIV gold: synchronized platform and team; 2003 Daegu DIV gold: team, silver: platform; 2007 Bangkok DIV gold: platform and team |
| Hu Kai | CHN |
ATH | Olympics | 2008 | 1–0–0 2005 İzmir ATH gold: 100 m |
| Hu Weidong | CHN |
BKB | Olympics | 1992—2000 | 0–0–1 1993 Buffalo BAS bronze |
| Hu Xiaotao | CHN |
BKB | Olympics | 2004 | 0–1–0 2001 Beijing BAS silver |
| Hu Yadong | CHN |
ROW | Olympics | 1988 | 0–0–1 1989 Duisburg ROW bronze: coxless fours |
| Huang Haiyang | CHN |
FEN | Olympics | 2008 | 1–0–0 2003 Daegu FEN gold: sabre team |
| Huang Huadong | CHN |
GAR | Olympics | 1996 | 1–0–1 1991 Sheffield GYM gold: pommelled horse, bronze: team |
| Huang Liang-Chi | TPE |
TEN | YOG | 2010 | 0–2–1 2011 Shenzhen TEN bronze: team; 2013 Kazan TEN silver: team; 2015 Gwangju TEN silver: team |
| Huang Qun | CHN |
GAR | Olympics | 1984 | 0–0–1 1987 Zagreb GYM bronze: team |
| Huang Shih-Feng | TPE |
ATH | Olympics | 2016—2020 | 0–1–1 2015 Gwangju ATH silver: javelin throw; 2017 Taipei ATH bronze: javelin throw |
| Huang Xiaoxiao | CHN |
ATH | Olympics | 2004—2012 | 0–1–0 2003 Daegu ATH silver: 400 m hurdles |
| Huang Yi-Hua | TPE |
TTE | Olympics | 2004—2016 | 1–0–4 2007 Bangkok TTN bronze: doubles; 2009 Belgrade TTN gold: mixed doubles, bronze: singles; 2011 Shenzhen TTN bronze: mixed doubles and team |
| Huang Yu-Jen | TPE |
TKW | Olympics / YOG | 2014—2020 | 0–1–0 2017 Taipei TKW silver: Kyorugi team |
| Huang Zhihong | CHN |
ATH | Olympics / Non-starter | 1988—1996 | 1–0–0 1989 Duisburg ATH gold: shot put |
| Debbie Huband | CAN |
BKB | Olympics | 1984 | 0–0–1 1979 Ciudad de México BAS bronze |
| Phil Hubbard | USA |
BKB | Olympics | 1976 | 1–0–0 1977 Sofia BAS gold |
| Philip Hubble | GBR |
SWM | Olympics | 1980—1984 | 0–1–0 1983 Edmonton SWI silver: 200 m butterfly |
| Sophie Huber | FRA |
SWM | Olympics | 2008 | 0–0–1 2005 İzmir SWI bronze: 4×200 m freestyle relay |
| Liudmila Hubkina | BLR |
ATH | Olympics | 2000 | 0–1–1 1999 Palma de Mallorca ATH silver: hammer throw; 2001 Beijing ATH bronze: hammer throw |
| Claire Huddart | GBR |
SWM | Olympics | 1996—2000 | 0–1–1 1993 Buffalo SWI silver: 4×200 m freestyle relay, bronze: 200 m freestyle |
| Valeriya Hudym | UKR |
GRY | Olympics | 2012—2016 | 2–3–3 2013 Kazan RGY silver: group all-around, bronze: group 10 clubs and group 3 balls + 2 ribbons; 2015 Gwangju RGY gold: group 6 clubs + 2 hoops, silver: group all-around and group 5 ribbons; 2017 Taipei RGY gold: group all-around, bronze: group 3 balls + 2 ropes |
| Tanya Hughes | USA |
ATH | Olympics | 1992 | 1–0–0 1993 Buffalo ATH gold: high jump |
| Zdeněk Humhal | CZE TCH |
VVO | Olympics | 1964 | 1–0–0 1959 Torino VOL gold |
| Hung Tzu-Hsiang | TPE |
TTE | YOG | 2010 | 0–0–1 2013 Kazan TTN bronze: team |
| Bryce Hunt | USA |
SWM | Olympics | 2004 | 1–0–0 2001 Beijing SWI gold: 200 m backstroke |
| Andrew Hunter | GBR |
SWM | Olympics | 2008 | 0–1–0 2007 Bangkok SWI silver: 200 m freestyle |
| Sophia Hunter | JAM |
ATH | Olympics | 1984 | 0–0–1 1987 Zagreb ATH bronze: 400 m hurdles (competed for the United States) |
| Huo Liang | CHN |
DIV | Olympics | 2008 | 6–0–0 2011 Shenzhen DIV gold: synchronized platform and team; 2013 Kazan DIV gold: platform, synchronized platform, and team; 2015 Gwangju DIV gold: team |
| Courtney Hurley | USA |
FEN | Olympics | 2012—2020 | 0–1–0 2011 Shenzhen FEN silver: épée team |
| Kelley Hurley | USA |
FEN | Olympics | 2008—2020 | 0–1–0 2011 Shenzhen FEN silver: épée team |
| Vadym Huttsait | UKR EUN |
FEN | Olympics / Referee / Other | 1992—2022 | 2–1–2 1991 Sheffield FEN bronze: sabre team (competed for the Soviet Union); 1995 Fukuoka FEN silver: sabre (competed for Ukraine); 1997 Catania FEN gold: sabre, bronze: sabre team (competed for Ukraine); 1999 Palma de Mallorca FEN gold: sabre (competed for Ukraine) |
| Carol Huynh | CAN |
WRE | Olympics | 2008—2012 | 1–0–0 2005 İzmir WRE gold: freestyle flyweight -48 kg |
| Oleksandr Hvozdyk | UKR |
BOX | Olympics | 2012 | 1–0–0 2013 Kazan BOX gold: Light Heavyweight -81 kg |
| Hwang Gyeong-Seon | KOR |
TKW | Olympics | 2004—2012 | 0–1–0 2005 İzmir TKW silver: welterweight -67 kg |
| Hwang Hui-Tae | KOR |
JUD | Olympics | 2004—2012 | 0–0–1 2001 Beijing JUD bronze: middleweight -90 kg |
| Hwang Seon-A | KOR |
FEN | Olympics | 2016 | 0–1–0 2017 Taipei FEN silver: sabre |
| Hwang Ye-Seul | KOR |
JUD | Olympics | 2012 | 2–1–1 2009 Beograd JUD silver: team, bronze: middleweight -70 kg; 2013 Kazan JUD gold: middleweight -70 kg and team |
| Hwang Yeong-Jo | KOR |
ATH | Olympics | 1992 | 1–0–0 1991 Sheffield ATH gold: marathon |
| Hyeon Suk-Hui | KOR |
JUD | Olympics / Referee | 1996—2020 | 1–1–0 1995 Fukuoka JUD gold: team, silver: half-lightweight -52 kg |
| Hyon Il-Myong | PRK |
DIV | YOG | 2010 | 1–1–0 2017 Taipei DIV gold: synchronized platform (mixed), silver: synchronized platform |
| Monica Iagăr-Dinescu | ROU |
ATH | Olympics | 2000—2004 | 1–1–0 1997 Catania ATH silver: high jump (competed as Monica Iagar); 1999 Palma de Mallorca ATH gold: high jump (competed as Monica Iagar) |
| Elena Iagăr | ROU |
ATH | Olympics | 2000—2004 | 1–0–1 1999 Palma de Mallorca ATH gold: 1500 m, bronze: 800 m (competed as Elena Buhaianu) |
| Anvar Ibragimov | RUS URS EUN |
FEN | Olympics | 1988—1992 | 0–1–1 1985 Kobe FEN bronze: foil (competed for the Soviet Union); 1991 Sheffield FEN silver: foil team (competed for the Soviet Union) |
| Hayle İbrahimov | AZE |
ATH | Olympics | 2012—2016 | 2–0–0 2013 Kazan ATH gold: 5000 m; 2015 Gwangju ATH gold: 5000 m |
| Kaori Icho | JPN |
WRE | Olympics | 2004—2016 | 1–0–0 2005 İzmir WRE gold: freestyle middleweight -63 kg |
| Alexandre Iddir | FRA |
JUD | Olympics | 2016—2020 | 0–1–0 2011 Shenzhen JUD silver: team |
| Faith Idehen | NGR |
ATH | Olympics | 1992 | 0–1–0 1993 Buffalo ATH silver: 4×100 m relay |
| Chihiro Igarashi | JPN |
SWM | Olympics | 2016—2020 | 1–0–1 2017 Taipei SWI gold: 4×100 m medley relay, bronze: 4×200 m freestyle relay |
| Leire Iglesias | ESP |
JUD | Olympics | 2008 | 0–0–2 1999 Palma de Mallorca JUD bronze: middleweight -70 kg; 2003 Daegu JUD bronze: middleweight -70 kg |
| Thatiana Ignácio | BRA |
ATH | Non-starter | 2004 | 0–0–1 2003 Daegu ATH bronze: 4×100 m relay |
| Nataliya Ignatova | RUS |
ATH | Olympics | 2000 | 0–1–0 1997 Catania ATH silver: 4×100 m relay |
| Lyudmila Ignatyeva-Samotyosova | RUS URS |
ATH | Olympics | 1960—1968 | 1–0–0 1965 Budapest ATH gold: 4×100 m relay (competed as Lyudmila Samotyosova) |
| Aliaksei Ihnatovich | BLR |
GAR | Olympics | 2008 | 1–1–0 2003 Daegu GYM gold: pommelled horse; 2005 İzmir GYM silver: pommelled horse |
| Takako Iida | JPN |
VVO | Olympics | 1972—1976 | 1–1–0 1967 Tokyo VOL gold; 1970 Turin VOL silver |
| Hideo Iijima | JPN |
ATH | Olympics | 1964—1968 | 1–0–0 1965 Budapest ATH gold: 100 m |
| Shota Iizuka | JPN |
ATH | Olympics | 2012—2020 | 0–1–1 2013 Kazan ATH silver: 4×100 m relay, bronze: 200 m |
| Laura Ikauniece-Admidiņa | LAT |
ATH | Olympics | 2012—2016 | 1–0–0 2013 Kazan ATH gold: heptathlon (competed as Laura Ikauniece) |
| Kumiko Ikeda | JPN |
ATH | Olympics | 2008 | 0–0–1 2001 Beijing ATH bronze: long jump |
| Yuta Ikeda | JPN |
GLF | Olympics | 2016 | 0–0–1 2007 Bangkok GOL bronze: team |
| Kanae Ikehata | JPN |
FEN | Olympics | 2012 | 0–0–1 2005 İzmir FEN bronze: foil |
| Daisuke Ikeshima | JPN |
ATH | Olympics | 1996—2000 | 0–0–1 1999 Palma de Mallorca ATH bronze: 20 km |
| Ayodélé Ikuesan | FRA |
ATH | Olympics / Non-starter | 2008—2012 | 0–0–1 2009 Beograd ATH bronze: 4×100 m relay |
| Marieta Ilcu | ROU |
ATH | Olympics | 1992 | 1–1–1 1985 Kobe ATH bronze: long jump; 1987 Zagreb ATH gold: long jump; 1989 Duisburg ATH silver: long jump |
| Viorica Ilica | ROU |
ROW | Olympics | 1988 | 1–0–0 1989 Duisburg ROW gold: coxless fours |
| Anna Iljuštšenko | EST |
ATH | Olympics | 2008—2012 | 0–0–2 2011 Shenzhen ATH bronze: high jump; 2013 Kazan ATH bronze: high jump |
| Karin Illgen | GDR |
ATH | Olympics | 1968 | 1–0–0 1970 Torino ATH gold: discus throw |
| Gary Ilman | USA |
SWM | Olympics | 1964 | 2–0–1 1965 Budapest SWI gold: 4×100 m freestyle relay and 4×200 m freestyle relay, bronze: 100 m freestyle |
| Yavuz İlnam | TUR |
SHO | Olympics | 2016 | 1–0–1 2015 Gwangju SHO gold: trap team, bronze: trap |
| Leonid Ilyichov | RUS URS |
SWM | Olympics | 1968 | 0–3–1 1970 Torino SWI silver: 4×100 m freestyle relay, 4×200 m freestyle relay, and 4×100 m medley relay, bronze: 100 m freestyle |
| Im Dong-Hyeon | KOR |
ARC | Olympics | 2004—2012 | 1–1–0 2005 İzmir ARC silver: recurve team; 2011 Shenzhen ARC gold: recurve |
| Im Su-Jeong | KOR |
TKW | Olympics | 2008 | 1–0–0 2007 Bangkok TKW gold: featherweight -59 kg |
| Runa Imai | JPN |
SWM | Olympics | 2016 | 0–2–1 2019 Napoli SWI silver: 4×100 m freestyle relay and 4×100 m medley relay, bronze: 200 m medley |
| Genki Imamura | JPN |
SWM | Olympics | 2004 | 0–0–1 2005 İzmir SWI bronze: 200 m breaststroke |
| Chidi Imoh | NGR |
ATH | Olympics | 1984—1992 | 2–0–0 1983 Edmonton ATH gold: 100 m; 1985 Kobe ATH gold: 100 m |
| Yakhyo Imomov | UZB |
JUD | Olympics | 2012 | 0–1–0 2013 Kazan JUD silver: half-middleweight -81 kg |
| Naoko Imoto | JPN |
SWM | Olympics | 1996 | 1–2–2 1995 Fukuoka SWI silver: 4×200 m freestyle relay and 4×100 m medley relay, bronze: 200 m freestyle and 4×100 m freestyle relay; 1999 Palma de Mallorca SWI gold: 4×100 m medley relay |
| Géza Imre | HUN |
FEN | Olympics | 1996—2016 | 1–1–0 1995 Fukuoka FEN gold: épée team; 1997 Catania FEN silver: épée team |
| Noriko Inada | JPN |
SWM | Olympics | 1992—2004 | 4–1–0 1997 Catania SWI gold: 100 m backstroke and 4×100 m medley relay, silver: 200 m backstroke; 1999 Palma de Mallorca gold: 100 m backstroke and 4×100 m medley relay |
| Saori Inagaki | JPN |
GRY | Olympics | 2008 | 0–0–3 2011 Shenzhen RGY bronze: group all-around, group 5 balls, and group 3 ribbons + 2 hoops |
| Anna Incerti | ITA |
ATH | Olympics | 2008—2016 | 0–0–1 2003 Daegu ATH bronze: 10000 m |
| Melissa Ingram | NZL |
SWM | Olympics | 2008—2012 | 0–3–0 2005 İzmir SWI silver: 4×200 m freestyle relay; 2007 Bangkok SWI silver: 200 m breaststroke; 2011 Shenzhen SWI silver: 4×200 m freestyle relay |
| Fabio Innocenti | ITA |
VVO | Olympics | 1980 | 1–0–0 1970 Torino VOL gold |
| Matheus Inocêncio | BRA |
ATH/BOB | Olympics | 2002—2004 | 1–0–0 2005 İzmir ATH gold: 110 m hurdles |
| Satoru Inoue | JPN |
ATH | Olympics | 1992—1996 | 0–1–0 1993 Buffalo ATH silver: 4×100 m relay |
| Setsuko Inoue | JPN |
VVO | Olympics | 1968 | 1–0–0 1967 Tokyo VOL gold |
| Yuzuru Inoue | JPN |
VVO | Olympics | 1988 | 1–0–0 1985 Kobe VOL gold |
| Yukiko Inui | JPN |
SWA | Olympics | 2012—2020 | 0–3–0 2013 Kazan SYN silver: solo, duet, and team Free Routine Combination |
| Alison Inverarity | AUS |
ATH | Olympics | 1992—2000 | 1–0–0 1991 Sheffield ATH gold: high jump |
| Șerban Ioan | ROU |
ATH | Olympics | 1972 | 0–0–1 1970 Torino ATH bronze: high jump |
| Kyriakos Ioannou | CYP |
ATH | Olympics | 2004—2016 | 0–1–0 2007 Bangkok ATH silver: high jump |
| Valy Ionescu | ROU |
ATH | Olympics | 1984 | 0–0–2 1981 București ATH bronze: long jump; 1983 Edmonton ATH bronze: long jump |
| Larisa Iordache | ROU |
GAR | Olympics | 2012—2020 | 2–0–1 2017 Taipei GYM gold: all-around and floor, bronze: balance beam |
| Vasile Iorga | ROU |
WRE | Olympics | 1972—1976 | 0–1–0 1973 Moskva WRE silver: freestyle middleweight -82 kg |
| Gian Paolo Iraldo | ITA |
ATH | Non-starter | 1964 | 1–0–0 1965 Budapest ATH gold: 4×400 m relay |
| Eko Yuli Irawan | INA |
WLF | Olympics | 2008—2020 | 1–0–0 2011 Shenzhen WLT gold: featherweight -62 kg |
| Ryosuke Irie | JPN |
SWM | Olympics | 2008—2020 | 6–1–0 2009 Beograd SWI gold: 100 m backstroke, 200 m backstroke, and 4×100 m medley relay, silver: 50 m backstroke; 2011 Shenzhen SWI gold: 50 m backstroke, 200 m backstroke, and 4×100 m medley relay |
| Dan Irimiciuc | ROU |
FEN | Olympics | 1972—1976 | 1–0–2 1973 Moskva FEN bronze: sabre; 1977 Sofia FEN gold: sabre team, bronze: sabre |
| Vladimir Isachenko | KAZ |
SHO | Olympics | 2004—2016 | 0–1–1 2007 Bangkok SHO silver: 25 m standard pistol team, bronze: 25 m rapid fire pistol team |
| Yury Isakov | RUS URS |
ATH | Olympics | 1976 | 0–1–0 1973 Moskva ATH silver: pole vault |
| Sara Isakovič | SLO |
SWM | Olympics | 2004—2012 | 1–1–1 2007 Bangkok SWI silver: 200 m freestyle, bronze: 200 m butterfly; 2009 Beograd SWI gold: 200 m freestyle |
| Gulzhan Isanova | KAZ |
JUD | Olympics | 2008—2012 | 0–0–1 2009 Beograd JUD bronze: heavyweight +78 kg |
| Bodin Isara | THA |
BDM | Olympics | 2012—2016 | 1–0–3 2011 Shenzhen BDM gold: doubles, bronze: team; 2015 Gwangju BDM bronze: doubles and team |
| Joel Isasi | CUB |
ATH | Olympics | 1992—1996 | 0–0–2 1989 Duisburg ATH bronze: 100 m; 1993 Buffalo ATH bronze: 4×100 m relay |
| Mansur Isayev | RUS |
JUD | Olympics | 2012 | 0–0–1 2007 Bangkok JUD bronze: team |
| Radik İsayev | AZE |
TKW | Olympics | 2016 | 0–0–1 2017 Taipei TKW bronze: heavyweight +87 kg |
| Vladimer Iselidze | GEO URS |
WPO | Olympics | 1976 | 1–0–0 1973 Moskva WAP gold |
| Yoshihisa Ishida | JPN |
ATH | Olympics | 1968—1972 | 1–0–0 1967 Tokyo ATH gold: hammer throw |
| Satoshi Ishii | JPN |
JUD | Olympics | 2008 | 2–0–0 2007 Bangkok JUD gold: open class and team |
| Yusuke Ishijima | JPN |
VBV/VVO | Olympics | 2008—2020 | 0–1–0 2005 İzmir VOL silver |
| Junji Ishikawa | JPN |
ATH | Non-starter | 1964 | 0–1–0 1967 Tokyo ATH silver: 4×100 m relay |
| Kenji Ishikawa | JPN |
SWM | Olympics | 1964 | 0–2–1 1967 Tokyo SWI silver: 100 m breaststroke and 4×100 m medley relay, bronze: 200 m breaststroke |
| Shinnosuke Ishikawa | JPN |
SWM | YOG | 2018 | 1–0–0 2019 Napoli SWI gold: 100 m butterfly |
| Sachie Ishizu | JPN |
TEN | YOG | 2010 | 2–1–0 2011 Shenzhen TEN silver: team; 2013 Kazan TEN gold: singles and team |
| Daniel Islas | MEX |
DIV | Olympics | 2012 | 0–0–3 2013 Kazan DIV bronze: synchronized springboard and team; 2015 Gwangju DIV bronze: 3 m springboard |
| Idulio Islas | MEX |
TKW | Olympics | 2008 | 0–0–1 2011 Shenzhen TKW bronze: featherweight -68 kg |
| Märt Israel | EST |
ATH | Olympics | 2008—2012 | 1–0–1 2007 Bangkok ATH bronze: discus throw; 2011 Shenzhen ATH gold: discus throw |
| Ítalo Manzine | BRA |
SWM | Olympics | 2016 | 0–1–0 2017 Taipei SWI silver: 50 m freestyle |
| Pat Itanyi | NGR |
ATH | Olympics | 2000 | 0–0–1 1995 Fukuoka ATH bronze: 4×100 m relay |
| Katsuji Ito | JPN |
SWM | Olympics | 1968 | 0–0–1 1967 Tokyo SWI bronze: 1500 m freestyle |
| Shunsuke Ito | JPN |
SWM | Olympics | 1996 | 0–0–1 1995 Fukuoka SWI bronze: 4×200 m freestyle relay |
| Hajime Itoi | JPN |
SWM | Olympics | 1992—1996 | 0–2–0 1995 Fukuoka SWI silver: 100 m backstroke and 4×100 m medley relay |
| Yoichi Itokazu | JPN |
WLF | Olympics | 2016—2020 | 0–1–0 2013 Kazan WLT silver: featherweight -62 kg |
| Mayo Itoyama | JPN |
SWA | Olympics | 2012 | 0–2–0 2013 Kazan SYN silver: team and team Free Routine Combination |
| Edgar Itt | FRG |
ATH | Olympics | 1988 | 0–0–1 1989 Duisburg ATH bronze: 4×400 m relay |
| Amalie Iuel | NOR |
ATH | Olympics | 2016—2020 | 0–0–1 2019 Napoli ATH bronze: 400 m hurdles |
| Paula Ivan | ROU |
ATH | Olympics | 1988 | 4–0–0 1987 Zagreb ATH gold: 1500 m and 3000 m; 1989 Duisburg ATH gold: 1500 m and 3000 m |
| Irene Ivancan | GER |
TTE | Olympics | 2012 | 0–0–1 2007 Bangkok TTN bronze: doubles |
| Ivan Ivankou | BLR |
GAR | Olympics | 2000—2004 | 1–0–0 1999 Palma de Mallorca GYM gold: rings |
| Aleksandr Ivanov | RUS |
WLF | Olympics | 2012 | 1–0–0 2013 Kazan WLT gold: middle-heavyweight -94 kg |
| Dragán Ivanov | HUN |
ATH | Olympics | 1968 | 0–1–0 1965 Budapest ATH silver: triple jump |
| Ion Ivanov | ROU |
WRE | Olympics | 1980 | 0–0–1 1977 Sofia WRE bronze: freestyle light-heavyweight -90 kg |
| Leonid Ivanov | KGZ URS |
ATH | Olympics | 1964 | 1–0–0 1963 Porto Alegre ATH gold: 5000 m |
| Martin Ivanov | BUL |
JUD | Olympics | 2012 | 0–0–2 2009 Beograd JUD bronze: half-lightweight -66 kg; 2013 Kazan Sambo bronze: -68 kg |
| Mikhail Ivanov | RUS URS |
WPO | Olympics | 1980—1988 | 1–0–0 1985 Kobe WAP gold |
| Tihomir Ivanov | BUL |
ATH | Olympics | 2016—2020 | 1–0–0 2019 Napoli ATH gold: high jump |
| Vladimir Ivanov | ROC RUS |
BDM | Olympics | 2012—2020 | 0–1–1 2013 Kazan BDM silver: doubles, bronze: mixed doubles |
| Yuriy Ivanov | UKR |
ROW | YOG | 2010 | 0–1–0 2015 Gwangju ROW silver: eights |
| Anastasiya Ivanova-Shvedava | BLR RUS |
ATH | Olympics | 2004—2012 | 0–1–0 2003 Daegu ATH silver: pole vault (competed as Anastasiya Ivanova for Russia) |
| Nataliya Ivanova | RUS |
ATH | Olympics | 2004 | 2–0–0 2005 İzmir ATH gold: 200 m and 4×400 m relay |
| Olga Ivanova | RUS |
TKW | YOG | 2010 | 0–0–1 2011 Shenzhen TKW bronze: heavyweight +73 kg |
| Yevgeniya Ivanova | ROC RUS |
WPO | Olympics | 2012—2020 | 1–0–0 2013 Kazan WAP gold |
| Roman Ivanovsky | RUS |
SWM | Olympics | 1996 | 0–1–0 2003 Daegu SWI silver: 4×100 m medley relay |
| Morten Ivarsen | NOR |
CSP | Olympics | 1988—1996 | 1–0–0 1987 Zagreb CAN gold: K1 1000 m |
| Yelena Ivashchenko | RUS |
JUD | Olympics | 2012 | 0–0–1 2003 Daegu JUD bronze: heavyweight +78 kg (competed as Yelena Shleyzye) |
| Allen Iverson | USA |
BKB | Olympics | 2004 | 1–0–0 1995 Fukuoka BAS gold |
| Mitch Ivey | USA |
SWM | Olympics | 1968—1972 | 3–0–0 1970 Torino SWI gold: 100 m backstroke, 200 m backstroke, and 4×100 m medley relay |
| Nataliya Ivoninskaya | KAZ |
ATH | Olympics | 2008—2012 | 0–1–0 2011 Shenzhen ATH silver: 100 m hurdles |
| Aleksandar Ivović | MNE |
WPO | Olympics | 2008—2020 | 2–0–0 2005 İzmir WAP gold; 2007 Bangkok WAP gold |
| Kazuyuki Iwamoto | JPN |
SWM | Olympics | 1964 | 0–0–1 1965 Budapest SWI bronze: 4×200 m freestyle relay |
| Kunihiro Iwasaki | JPN |
SWM | Olympics | 1964—1968 | 0–1–3 1965 Budapest SWI bronze: 4×200 m freestyle relay; 1967 Tokyo SWI silver: 4×100 m medley relay, bronze: 4×100 m freestyle relay and 4×200 m freestyle relay |
| Minoru Iwata | JPN |
VVO | Olympics | 1984 | 1–0–0 1985 Kobe VOL gold |
| Dan Izotov | RUS |
SWM | Olympics | 2008—2016 | 3–0–0 2013 Kazan SWI gold: 200 m freestyle, 4×100 m freestyle relay, and 4×200 m freestyle relay |
| Hiroshi Izumi | JPN |
JUD | Olympics | 2004—2008 | 1–1–0 2003 Daegu JUD gold: middleweight -90 kg, silver: team |
| Masayuki Izumikawa | JPN |
VVO | Olympics | 1992 | 1–0–0 1993 Buffalo VOL gold |
| Piotr Jabłkowski | POL |
FEN | Olympics | 1980 | 0–1–0 1983 Edmonton FEN silver: épée team |
| Leszek Jabłonowski | POL |
FEN | Olympics | 1976—1980 | 0–0–2 1973 Moskva FEN bronze: sabre team; 1979 Ciudad de México FEN bronze: sabre team |
| Andrew Jachno | AUS |
ATH | Olympics | 1984—1992 | 0–0–1 1989 Duisburg ATH bronze: 20 km walk |
| Grace Jackson-Small | JAM |
ATH | Olympics | 1984—1992 | 1–0–2 1983 Edmonton ATH bronze: 200 m (competed as Grace Jackson); 1985 Kobe ATH gold: 200 m relay, bronze: 100 m (competed as Grace Jackson) |
| John Jackson | GBR |
ATH | Olympics | 1968 | 0–1–1 1967 Tokyo ATH silver: 3000 m steeplechase, bronze: 5000 m |
| Doris Jacob | NGR |
ATH | Olympics | 2000 | 0–0–1 1999 Palma de Mallorca ATH bronze: 400 m |
| Lisa Jacob | USA |
SWM | Olympics | 1996 | 2–0–0 1995 Fukuoka SWI gold: 200 m freestyle and 4×200 m freestyle relay |
| Peter Jacobs | GBR |
FEN | Olympics | 1964—1968 | 1–0–0 1963 Porto Alegre FEN gold: épée |
| Josetta Jacques-André-Coquin | FRA |
FEN | Olympics | 2016 | 2–0–0 2013 Kazan FEN gold: épée team; 2015 Gwangju FEN gold: épée team |
| Catherine Jacques | BEL |
JUD | Olympics | 2004—2008 | 0–1–0 2001 Beijing JUD silver: middleweight -70 kg |
| Anna Jagaciak | POL |
ATH | Olympics | 2016 | 0–2–1 2013 Kazan ATH silver: triple jump; 2015 Gwangju ATH silver: long jump, bronze: triple jump |
| Maja Jager | DEN |
ARC | Olympics | 2012—2020 | 0–0–1 2015 Gwangju ARC bronze: recurve |
| Tom Jager | USA |
SWM | Olympics | 1984—1992 | 0–3–1 1983 Edmonton SWI silver: 100 m freestyle, 100 m butterfly, and 4×100 m freestyle relay, bronze: 4×100 m medley relay |
| Libuše Jahodová | CZE |
SHO | Olympics | 2016 | 2–0–0 2015 Gwangju SHO gold: skeet and skeet team |
| Sharon Jaklofsky | NED |
ATH | Olympics | 1996 | 0–1–0 1995 Fukuoka ATH silver: long jump |
| Nikola Jakšić | SRB |
WPO | Olympics | 2016—2020 | 1–0–0 2017 Taipei WAP gold |
| Sangwan Jaksunin | THA |
ATH | Olympics | 2008 | 0–1–0 2007 Bangkok ATH silver: 4×100 m relay |
| Tomasz Jakubiak | POL |
SAL | Olympics | 2000—2004 | 1–0–0 1999 Palma de Mallorca SAI gold: 470 men |
| Mahlagha Jambozorg | IRI |
SHO | Olympics | 2012—2016 | 1–1–2 2015 Gwangju SHO gold: 50 m rifle prone, silver: 50 m rifle three positions team, bronze: 10 m air rifle team and 50 m rifle prone team |
| Justin James | AUS |
SWM | YOG | 2010 | 2–2–1 2013 Kazan SWI gold: 200 m medley, silver: 4×100 m freestyle relay, bronze: 4×200 m freestyle relay; 2015 Gwangju SWI gold: 200 m medley, silver: 4×200 m freestyle relay |
| Larry James | USA |
ATH | Olympics | 1968 | 2–0–0 1970 Torino ATH gold: 400 m hurdles and 4×400 m relay |
| Andy Jameson | GBR |
SWM | Olympics | 1984—1988 | 2–0–0 1987 Zagreb SWI gold: 100 m freestyle and 100 m butterfly |
| Jane Jamieson | AUS |
ATH | Olympics | 1996—2000 | 2–1–0 1995 Fukuoka ATH gold: heptathlon; 2001 Beijing ATH gold: heptathlon; 2003 Daegu ATH silver: heptathlon |
| Jamsrangiin Mönkh-Ochir | MGL |
WRE | Olympics | 1972—1976 | 0–0–1 1973 Moskva WRE bronze: freestyle flyweight -52 kg |
| Jamtsyn Davaajav | MGL |
WRE | Olympics | 1976—1980 | 0–0–1 1977 Sofia WRE bronze: freestyle welterweight -74 kg |
| Hanns Jana | FRG |
FEN | Olympics | 1976 | 0–0–1 1979 Ciudad de México FEN bronze: épée |
| Štěpán Janáček | CZE |
ATH | Olympics | 2000—2008 | 0–2–0 1999 Palma de Mallorca ATH silver: pole vault; 2001 Beijing ATH silver: pole vault |
| Jang Hye-Jin | KOR |
ARC | Olympics | 2016 | 1–0–0 2009 Beograd ARC gold: recurve team |
| Jang Jae-Geun | KOR |
ATH | Olympics | 1984—1988 | 0–0–1 1985 Kobe ATH bronze: 200 m |
| Jang Seon-Jae | KOR |
CTR | Olympics | 2012 | 0–0–2 2011 Shenzhen CYC bronze: 4000 m individual pursuit and road time trial team |
| Jang Seong-Ho | KOR |
JUD | Olympics / Other | 2000—2008 | 1–1–0 2001 Beijing JUD gold: open class, silver: half-heavyweight -100 kg |
| Jang Ye-Na | KOR |
BDM | Olympics | 2016 | 3–0–0 2011 Shenzhen BDM gold: doubles; 2013 Kazan BDM gold: doubles and team |
| Igor Janik | POL |
ATH | Olympics | 2008—2012 | 1–1–1 2003 Daegu ATH gold: javelin throw; 2007 Bangkok ATH silver: javelin throw; 2011 Shenzhen ATH bronze: javelin throw |
| Gabriele Janke | GDR |
FEN | Olympics | 1980 | 1–0–0 1979 Ciudad de México FEN gold: foil team |
| Karin Janke | FRG |
ATH | Olympics | 1988 | 0–1–1 1989 Duisburg ATH silver: 4×400 m relay, bronze: 4×100 m relay |
| Zoran Janković | SRB YUG |
WPO | Olympics | 1964—1972 | 1–0–0 1961 Sofia WAP gold |
| Zsuzsa Jánosi-Németh | HUN |
FEN | Olympics | 1988—1996 | 0–1–0 1989 Duisburg FEN silver: foil |
| Ferenc Jánosi | HUN |
VVO | Olympics | 1964 | 0–1–0 1965 Budapest VOL silver |
| Milan Janša | SLO YUG |
ROW | Olympics | 1988—2000 | 0–0–1 1987 Zagreb ROW bronze: eights (competed for Yugoslavia) |
| Zaiga Jansone | LAT URS |
TEN | Non-Medal | 1968 | 1–0–0 1973 Moskva TEN gold: doubles |
| Vytautas Janušaitis | LTU |
SWM | Olympics | 2004—2012 | 0–1–0 2005 İzmir SWI silver: 200 m medley |
| Paweł Januszewski | POL |
ATH | Olympics | 1996—2000 | 1–0–0 1999 Palma de Mallorca ATH gold: 400 m hurdles |
| Zbigniew Januszkiewicz | POL |
SWM | Olympics | 1980 | 0–0–1 1981 București SWI bronze: 200 m backstroke |
| Tero Järvenpää | FIN |
ATH | Olympics | 2008 | 0–1–0 2005 İzmir ATH silver: javelin throw |
| Tony Jarvis | GBR |
SWM | Olympics | 1968 | 0–2–3 1967 Tokyo SWI silver: 4×100 m freestyle relay and 4×200 m freestyle relay, bronze: 400 m freestyle; 1970 Torino SWI bronze: 4×100 m freestyle relay and 4×200 m freestyle relay |