Host cities:
| Athlete | Nation(s) | Sport(s) | Role(s) | Era | Notes |
|---|---|---|---|---|---|
| Kim Gevaert | BEL |
ATH | Olympics | 2004—2008 | 1–1–0 1999 Palma de Mallorca ATH gold: 200 m; 2001 Beijing ATH silver: 200 m |
| Omar El-Ghazaly | EGY |
ATH | Olympics | 2004—2012 | 0–2–0 2005 İzmir ATH silver: discus throw; 2007 Bangkok ATH silver: discus throw |
| Alina Gherasim | ROU |
ATH | Olympics | 2000 | 0–1–1 1993 Buffalo ATH bronze: 10000 m (competed as Alina Tecuta); 1995 Fukuoka ATH silver: 10000 m (competed as Alina Tecuta) |
| Simona Gherman | ROU |
FEN | Olympics | 2012—2016 | 0–1–0 2007 Bangkok FEN silver: épée team (competed as Simona Alexandru) |
| Gheorghe Ghipu | ROU |
ATH | Olympics | 1972—1976 | 0–0–1 1975 Roma ATH bronze: 1500 m |
| Omar Ghonim | EGY |
TKW | YOG | 2014 | 0–1–0 2019 Napoli silver: Kyorugi team |
| Shanta Ghosh | GER |
ATH | Olympics | 2000 | 0–0–1 1999 Palma de Mallorca ATH bronze: 4×100 m relay |
| Gi Bo-Bae | KOR |
ARC | Olympics | 2012—2016 | 5–1–0 2011 Shenzhen ARC gold: recurve, recurve team, and recurve mixed team; 2015 Gwangju ARC gold: recurve and recurve mixed team, silver: recurve team |
| Ito Giani | ITA |
ATH | Olympics / Non-starter | 1964—1968 | 1–0–2 1967 Tokyo ATH gold: 4×100 m relay, bronze: 100 m and 200 m |
| Salvatore Giannone | ITA |
ATH | Olympics | 1960 | 1–0–0 1959 Torino ATH gold: 4×100 m relay |
| Gemma Gibbons | GBR |
JUD | Olympics | 2012 | 0–0–1 2009 Beograd JUD bronze: middleweight -70 kg |
| James Gibson | GBR |
SWM | Olympics | 2004 | 2–0–0 2003 Daegu SWI gold: 50 m breaststroke and 100 m breaststroke |
| Eberhard Gienger | FRG |
GAR | Olympics | 1972—1976 | 1–0–0 1973 Moskva GYM gold: parallel bars |
| Marie-Laure Gigon | FRA |
SHO | Olympics | 2008 | 0–1–0 2011 Shenzhen SHO silver: 50 m rifle three positions team |
| Glenroy Gilbert | CAN |
ATH/BOB | Olympics | 1988—2000 | 0–0–1 1993 Buffalo ATH bronze: 100 m |
| Rick Gilbert | USA |
DIV | Olympics | 1968 | 2–0–0 1965 Budapest DIV gold: 3 m springboard and platform |
| Jarrod Gilchrist | AUS |
WPO | Olympics | 2016 | 1–0–0 2009 Beograd WAP gold |
| Alison Gill | GBR |
ROW | Olympics | 1988—1996 | 0–0–1 1989 Duisburg ROW bronze: single sculls |
| Jennifer Gillom | USA |
BKB | Olympics | 1988 | 0–1–0 1985 Kobe BAS silver |
| Nailya Gilyazova | RUS URS |
FEN | Olympics | 1976—1980 | 0–1–0 1979 Ciudad de México FEN silver: foil team |
| Nicu Gingă | ROU |
WRE | Olympics | 1976—1980 | 0–3–0 1973 Moskva WRE silver: Greco-Roman flyweight -52 kg; 1977 Sofia WRE silver: Greco-Roman flyweight -52 kg; 1981 București WRE silver: Greco-Roman flyweight -52 kg |
| Andrea Giocondi | ITA |
ATH | Olympics | 1996 | 0–1–0 1995 Fukuoka ATH silver: 1500 m |
| Salvatore Gionta | ITA |
WPO | Olympics | 1952—1960 | 0–0–1 1959 Torino WAP bronze |
| Rossella Giordano | ITA |
ATH | Olympics | 1996—2004 | 0–3–0 1995 Fukuoka ATH silver: 10 km walk; 1997 Catania ATH silver: 10 km walk; 1999 Palma de Mallorca ATH silver: 10 km walk |
| David Giralt, Sr. | CUB |
ATH | Olympics | 1980 | 0–0–1 1977 Sofia ATH bronze: long jump |
| Marie-Laure Giraudon | FRA |
SWM | Olympics | 1992 | 0–0–1 1993 Buffalo SWI bronze: 4×200 m freestyle relay |
| Dan Gîrleanu | ROU |
VVO | Olympics | 1980 | 1–0–0 1981 București VOL gold |
| Juan Gisbert | ESP |
TEN | Non-Medal | 1968 | 1–0–0 1967 Tokyo TEN gold: doubles |
| Niccolò Gitto | ITA |
WPO | Olympics | 2012—2016 | 0–1–0 2007 Bangkok WAP silver |
| Luca Giustolisi | ITA |
WPO | Olympics | 1996 | 0–0–1 1993 Buffalo WAP bronze |
| Randy Givens | USA |
ATH | Olympics | 1984 | 2–1–0 1983 Edmonton ATH gold: 200 m and 4×100 m relay, silver: 100 m |
| Dragana Gladović | SRB |
TKW | Olympics | 2012 | 0–0–1 2015 Gwangju TKW bronze: bantamweight -53 kg |
| Żaneta Glanc | POL |
ATH | Olympics | 2008—2016 | 1–1–0 2009 Beograd ATH silver: discus throw; 2011 Shenzhen ATH gold: discus throw |
| Harvey Glance | USA |
ATH | Olympics / Non-starter | 1976—1984 | 0–0–1 1977 Sofia ATH bronze: 4×100 m relay |
| Nikita Glasnovic | SWE |
TKW | Olympics | 2016 | 0–0–1 2015 Gwangju TKW bronze: featherweight -57 kg |
| Kathy Gleason | USA |
GAR | Olympics | 1968 | 0–1–0 1967 Tokyo GYM silver: team |
| Antje Gleichfeld | GER FRG |
ATH | Olympics | 1960—1964 | 1–3–1 1959 Torino ATH bronze: 4×100 m relay (competed for West Germany); 1961 Sofia ATH gold: 800 m (competed for West Germany); 1963 Porto Alegre ATH silver: 800 m and 4×100 m relay (competed for West Germany); 1965 Budapest ATH silver: 800 m (competed for West Germany) |
| Bogdan Glivenko | RUS |
VVO | YOG | 2010 | 0–1–0 2017 Taipei VOL silver |
| Traugott Glöckler | FRG |
ATH | Olympics | 1968—1972 | 0–1–0 1967 Tokyo ATH silver: shot put |
| Wiesław Glos | POL |
FEN | Olympics | 1960—1964 | 0–1–0 1959 Torino FEN silver: épée team |
| Hansi Gnad | GER |
BKB | Olympics | 1992 | 0–0–1 1989 Duisburg BAS bronze (competed for West Germany) |
| Marek Gniewkowski | POL |
FEN | Olympics | 1988—1992 | 1–0–0 1989 Duisburg FEN gold: sabre team |
| Go Gyeong-Du | KOR |
JUD | Olympics | 2000 | 0–0–1 1995 Fukuoka JUD bronze: open class |
| Go Seong-Hyeon | KOR |
BDM | Olympics | 2012—2016 | 3–0–0 2013 Kazan BDM gold: doubles and team; 2015 Gwangju BDM gold: team |
| Frans Göbel | NED |
ROW | Olympics | 1984—1992 | 1–0–0 1987 Zagreb ROW gold: lightweight single sculls |
| Valery Goborov | URS UKR |
BKB | Olympics | 1988 | 1–0–0 1985 Kobe BAS gold |
| Igor Gočanin | SRB YUG |
WPO | Olympics | 1988 | 0–0–1 1987 Zagreb WAP bronze |
| Bev Goddard-Callender | GBR |
ATH | Olympics | 1976—1984 | 1–2–2 1979 Ciudad de México ATH silver: 4×100 m relay, bronze: 100 m and 200 m (competed as Bev Goddard; 1981 București ATH gold: 100 m, silver: 4×100 m relay (competed as Bev Goddard) |
| Jernej Godec | SLO |
SWM | Olympics | 2004—2008 | 1–0–0 2009 Beograd SWI gold: 50 m butterfly |
| Tanya Gogova | BUL |
VVO | Olympics | 1980 | 0–0–1 1970 Torino VOL bronze |
| Scott Goldblatt | USA |
SWM | Olympics | 2000—2004 | 1–1–0 1997 Catania SWI gold: 4×200 m freestyle relay, silver: 200 m freestyle |
| Sabrina Goleš | CRO YUG |
TEN | Olympics / Non-Medal | 1984—1988 | 1–0–1 1987 Zagreb TEN gold: mixed doubles, bronze: singles |
| Slađana Golić | BIH YUG |
BKB | Olympics | 1984—1988 | 1–0–1 1983 Edmonton BAS bronze; 1987 Zagreb BAS gold |
| Julian Golley | GBR |
ATH | Olympics | 1992 | 0–0–1 1993 Buffalo ATH bronze: triple jump |
| Lyudmila Golomazova | KAZ URS |
ATH | Olympics | 1968 | 1–0–0 1970 Torino ATH gold: 4×100 m relay |
| Olga Golovkina | RUS |
ATH | Olympics | 2012 | 1–0–0 2013 Kazan ATH gold: 5000 m |
| João Gomes Júnior | BRA |
SWM | Olympics | 2016 | 0–1–1 2011 Shenzhen SWI silver: 50 m breaststroke, bronze: 100 m breaststroke |
| Anselmo Gomes | BRA |
ATH | Olympics | 2008 | 1–0–1 2003 Daegu ATH gold: 110 m hurdles; 2007 Bangkok ATH bronze: 110 m hurdles |
| Flávia Gomes | BRA |
JUD | YOG | 2010 | 0–0–1 2015 Gwangju JUD bronze: team |
| Naide Gomes | POR STP |
ATH | Olympics / Other | 2000—2008 | 0–1–0 2005 İzmir ATH silver: long jump (competed for Portugal) |
| Gertrudis Gómez | CUB |
BKB | Olympics | 1996 | 0–1–0 1993 Buffalo BAS silver |
| Iñaki Gómez | CAN |
ATH | Olympics | 2012—2016 | 0–0–1 2013 Kazan ATH bronze: 20 km walk team |
| José Gómez | MEX |
ATH | Olympics | 1980—1984 | 0–1–0 1979 Ciudad de México ATH silver: 5000 m |
| Laura Gómez | ESP |
JUD | Olympics | 2016 | 1–0–0 2009 Beograd JUD gold: half-lightweight -52 kg |
| João Gonçalves Filho | BRA |
SWM/WPO | Olympics / Other | 1952—1968 | 0–0–1 1963 Porto Alegre WAP bronze |
| Svetlana Goncharenko | RUS |
ATH | Olympics | 1996—2000 | 1–0–0 1997 Catania ATH gold: 4×400 m relay |
| Nataliya Goncharova | RUS |
DIV | Olympics | 2004—2008 | 0–1–1 2007 Bangkok DIV bronze: team; 2013 Kazan DIV silver: synchronized platform |
| Ivett Gonda | CAN |
TKW | Olympics | 2004—2008 | 0–0–1 2011 Shenzhen TKW bronze: bantamweight -53 kg |
| Gong Jinjie | CHN |
CTR | Olympics | 2012—2016 | 1–0–0 2011 Shenzhen CYC gold: 500 m time trial |
| Tatyana Gonobobleva | RUS URS |
VVO | Olympics | 1972 | 2–0–0 1970 Torino VOL gold (competed as Tatyana Semyonova); 1973 Moskva VOL gold |
| Bogdan Gonsior | POL |
FEN | Olympics | 1960—1972 | 3–1–1 1959 Torino FEN silver: épée team; 1961 Sofia FEN gold: épée; 1963 Porto Alegre FEN gold: foil team and épée team; 1965 Budapest FEN bronze: épée team |
| Driulis González | CUB |
JUD | Olympics | 1992—2008 | 2–0–1 1995 Fukuoka JUD gold: lightweight -56 kg, bronze: team; 1999 Palma de Mallorca JUD gold: lightweight -57 kg |
| Emeterio González | CUB |
ATH | Olympics | 1996—2000 | 0–1–0 1997 Catania ATH silver: javelin throw |
| Heriberto González | CUB |
FEN | Olympics | 1980 | 0–0–2 1981 București FEN bronze: foil team; 1983 Edmonton FEN bronze: foil team |
| Joel González | ESP |
TKW | Olympics | 2012—2016 | 0–0–1 2015 Gwangju TKW bronze: featherweight -68 kg |
| Leyanet González | CUB |
GAR | Olympics | 2004 | 0–1–1 1997 Catania GYM silver: balance beam, bronze: floor |
| Mario González | CUB |
SWM | Olympics | 1992—1996 | 1–0–1 1993 Buffalo SWI gold: 200 m breaststroke, bronze: 100 m breaststroke |
| Misleydis González | CUB |
ATH | Olympics | 2004—2012 | 0–0–1 2005 İzmir ATH bronze: shot put |
| Duncan Goodhew | GBR |
SWM | Olympics | 1976—1980 | 0–1–0 1977 Sofia SWI silver: 100 m breaststroke |
| Marquise Goodwin | USA |
ATH | Olympics | 2012 | 0–1–0 2011 Shenzhen ATH silver: long jump |
| Wilma van Gool-van den Berg | NED |
ATH | Olympics | 1968—1972 | 0–1–1 1970 Torino ATH silver: 100 m, bronze: 200 m (competed as Wilma van den Berg) |
| Radvilas Gorauskas | BRA |
BKB | Olympics | 1972 | 1–0–0 1963 Porto Alegre BAS gold |
| Larisa Gorchakova | RUS URS |
SWM | Olympics | 1980 | 3–0–0 1983 Edmonton SWI gold: 100 m backstroke, 200 m backstroke, and 4×100 m medley relay |
| Yelena Gorchakova | RUS URS |
ATH | Olympics | 1952—1964 | 1–0–0 1961 Sofia ATH gold: javelin throw |
| Paige Gordon | CAN |
DIV | Olympics | 1992—1996 | 0–3–0 1991 Sheffield DIV silver: team; 1993 Buffalo DIV silver: 3 m springboard and team |
| Alina Goreac | ROU |
GAR | Olympics | 1972 | 2–1–0 1977 Sofia GYM gold: all-around and uneven bars, silver: team |
| Mikhail Gorelik | RUS URS |
SWM | Olympics | 1976—1980 | 1–0–0 1979 Ciudad de México SWI gold: 200 m butterfly |
| Karina Goricheva | KAZ |
WLF | Olympics | 2016 | 0–2–0 2013 Kazan WLT silver: middleweight -63 kg; 2017 Taipei WLT silver: light-heavyweight -69 kg |
| Giulia Gorlero | ITA |
WPO | Olympics | 2012—2016 | 0–0–1 2013 Kazan WAP bronze |
| Christine Gosden | GBR |
SWM | Olympics | 1956—1960 | 2–4–0 1959 Torino SWI gold: 200 m breaststroke and 4×100 m freestyle relay, silver: 400 m freestyle, 100 m butterfly, and 4×100 m medley relay; 1961 Sofia SWI silver: 200 m breaststroke |
| Kennedy Goss | CAN |
SWM | Olympics | 2016 | 1–0–0 2017 Taipei SWI gold: 4×100 m freestyle relay (swam in heats only) |
| Nicole Goullieux | FRA |
ATH | Olympics | 1960 | 1–0–0 1959 Torino ATH gold: 800 m |
| Matthieu Gourdain | FRA |
FEN | Olympics | 2000 | 0–1–0 1995 Fukuoka FEN silver: sabre team |
| Cynthia Goyette | USA |
SWM | Olympics | 1964 | 2–1–0 1967 Tokyo SWI gold: 200 m breaststroke and 4×100 m medley relay, silver: 100 m breaststroke |
| Uwe Grabe | GDR |
ATH | Olympics | 1968 | 0–0–1 1970 Torino ATH bronze: shot put |
| Maciej Grabowski | POL |
SAL | Olympics | 2000—2008 | 1–0–0 1999 Palma de Mallorca SAI gold: Laser |
| Sam Graddy | USA |
ATH | Olympics | 1984 | 1–0–1 1983 Edmonton ATH gold: 4×100 m relay, bronze: 100 m |
| Nicoleta Grădinaru-Grasu | ROU |
ATH | Olympics | 1992—2012 | 1–0–1 1997 Catania ATH bronze: shot put (competed as Nicoleta Grasu); 1999 Palma de Mallorca ATH gold: shot put (competed as Nicoleta Grasu) |
| Martine Grael | BRA |
SAL | Olympics | 2016—2020 | 0–0–1 2011 Shenzhen SAI bronze: 470 mixed team |
| Anne-Caroline Graffe | FRA |
TKW | Olympics | 2012 | 0–0–1 2011 Shenzhen TKW bronze: middleweight -73 kg |
| Phil Graham | CAN |
ROW | Olympics | 1996—2000 | 1–1–0 1993 Buffalo ROW gold: coxless pairs, silver: quadruple sculls |
| Margherita Granbassi | ITA |
FEN | Olympics | 2004—2008 | 2–2–0 1999 Palma de Mallorca FEN gold: foil team; 2001 Beijing FEN silver: foil team; 2005 İzmir FEN gold: foil team, silver: foil |
| Nicola Granieri | ITA |
FEN | Olympics | 1964—1976 | 1–3–3 1963 Porto Alegre FEN bronze: sabre team; 1967 Tokyo FEN gold: sabre team, silver: épée and foil team, bronze: foil; 1970 Torino FEN silver: épée, bronze: épée team |
| Benjamin Grant | SLE |
ATH | Olympics | 1988—1992 | 0–1–0 1991 Sheffield ATH silver: 4×100 m relay |
| Dylan Grant | AUS |
ATH | Non-starter | 2008 | 0–1–0 2007 Bangkok ATH silver: 4×400 m relay |
| Alla Grebennikova | RUS URS |
SWM | Olympics | 1968 | 0–1–1 1970 Torino SWI silver: 100 m breaststroke, bronze: 200 m breaststroke |
| Florica Grecescu | ROU |
ATH | Olympics | 1960 | 0–1–0 1961 Sofia ATH silver: 800 m |
| Andrey Grechin | RUS |
SWM | Olympics | 2008—2016 | 4–1–1 2007 Bangkok SWI gold: 100 m freestyle and 4×100 m medley relay, bronze: 4×100 m freestyle relay; 2013 Kazan SWI gold: 4×100 m freestyle relay and 4×100 m medley relay, silver: 50 m freestyle |
| Yelizaveta Grechishnikova | RUS |
ATH | Olympics | 2012 | 0–0–1 2007 Bangkok ATH bronze: 5000 m |
| Dan Grecu | ROU |
GAR | Olympics | 1972—1980 | 2–0–2 1973 Moskva GYM gold: rings, bronze: horizontal bar and team; 1977 Sofia GYM gold: rings |
| John Gregorek, Sr. | USA |
ATH | Olympics | 1984 | 1–0–0 1981 București ATH gold: 3000 m steeplechase |
| Jadel Gregório | BRA |
ATH | Olympics | 2004—2008 | 0–0–1 2001 Beijing ATH bronze: triple jump |
| Elvis Gregory | CUB |
FEN | Olympics | 1992—2000 | 3–1–0 1989 Duisburg FEN gold: foil team; 1993 Buffalo FEN gold: foil team; 1995 Fukuoka FEN gold: foil; 1997 Catania FEN silver: foil team |
| Matt Grevers | USA |
SWM | Olympics | 2008—2012 | 1–3–2 2005 İzmir SWI silver: 100 m backstroke and 4×100 m medley relay, bronze: 50 m backstroke and 4×100 m freestyle relay; 2007 Bangkok SWI gold: 4×100 m freestyle relay, silver: 4×100 m medley relay |
| Denis Gribanov | ROC RUS |
SAL | Olympics | 2016—2020 | 2–0–0 2011 Shenzhen SAI gold: 470 mixed and 470 mixed team |
| Anca Grigoraș | ROU |
GAR | Olympics / Referee | 1972—2016 | 0–4–2 1977 Sofia GYM silver: balance beam and team, bronze: horse vault; 1979 Ciudad de México GYM silver: balance beam and team, bronze: uneven bars |
| Kirill Grigoryan | RUS |
SHO | Olympics | 2016 | 1–2–2 2013 Kazan SHO silver: 50 m rifle three positions team, bronze: 50 m rifle prone team; 2015 Gwangju SHO gold: 50 m rifle prone, silver: 50 m rifle three positions, bronze: 50 m rifle three positions team |
| Aleksandr Grigoryev | BLR URS |
ATH | Olympics | 1980 | 0–0–1 1977 Sofia ATH bronze: high jump |
| Vyacheslav Grigoryev | KAZ EUN |
FEN | Olympics | 1992—1996 | 0–1–0 1987 Zagreb FEN silver: foil team (competed for the Soviet Union) |
| Nataliya Grigoryeva | RUS EUN |
ROW | Olympics | 1992 | 0–1–0 1989 Duisburg ROW silver: quadruple sculls |
| Lina Grinčikaitė | LTU |
ATH | Olympics | 2008—2012 | 1–1–1 2009 Beograd ATH gold: 100 m; 2011 Shenzhen ATH bronze: 100 m; 2013 Kazan ATH silver: 100 m |
| David Grindley | GBR |
ATH | Olympics | 1992 | 0–0–1 1995 Fukuoka ATH bronze: 4×400 m relay |
| Anatol Grințescu | ROU |
WPO | Olympics / Coach | 1960—1980 | 0–0–1 1965 Budapest WAP bronze |
| Anna Grinyova | RUS |
WPO | Olympics | 2016 | 1–0–1 2009 Beograd WAP bronze; 2013 Kazan WAP gold |
| Nadezhda Grishayeva | RUS |
BKB | Olympics | 2012 | 0–1–0 2013 Kazan BAS silver |
| Alla Grishchenkova | RUS URS |
SWM | Olympics | 1980 | 0–1–1 1979 Ciudad de México SWI silver: 200 m butterfly, bronze: 100 m butterfly |
| Yevgeny Grishin | RUS URS |
WPO | Olympics | 1980—1988 | 1–0–0 1985 Kobe WAP gold |
| Mindaugas Griškonis | LTU |
ROW | Olympics | 2008—2020 | 1–0–0 2013 Kazan ROW gold: single sculls |
| Igor Grivennikov | RUS URS |
SWM | Olympics | 1972 | 0–1–0 1973 Moskva SWI silver: 4×100 m freestyle relay |
| Patrick Groc | FRA |
FEN | Olympics | 1984—1992 | 0–1–0 1985 Kobe FEN silver: foil team |
| Tim Grohmann | GER |
ROW | Olympics | 2012 | 0–0–1 2015 Gwangju ROW bronze: double sculls |
| Mariya Gromova | RUS |
SWM | Olympics | 2012 | 1–0–0 2013 Kazan SWI gold: 4×100 m medley relay (swam in heats only) |
| Gian Corrado Gross | ITA |
SWM | Olympics | 1964 | 0–1–0 1963 Porto Alegre SWI silver: 4×100 m medley relay |
| Julie-Anne Gross | FRA |
FEN | Olympics | 1992 | 0–0–1 1993 Buffalo FEN bronze: foil team |
| Michael Groß | FRG |
SWM | Olympics | 1984—1988 | 1–2–2 1985 Kobe SWI gold: 200 m butterfly, silver: 4×100 m freestyle relay and 4×200 m freestyle relay, bronze: 100 m butterfly and 4×100 m medley relay |
| Anca Groza | ROU |
SWM | Olympics | 1972 | 0–0–1 1977 Sofia SWI bronze: 100 m butterfly (competed as Anca Miclaus) |
| Svetlana Grozdova | RUS URS |
GAR | Olympics | 1976 | 1–1–0 1979 Ciudad de México GYM gold: team, silver: balance beam |
| Gauthier Grumier | FRA |
FEN | Olympics | 2012—2016 | 0–2–0 2005 İzmir FEN silver: épée team; 2007 Bangkok FEN silver: épée team |
| Krzysztof Grzegorek | POL |
FEN | Olympics | 1972 | 0–0–1 1973 Moskva FEN bronze: sabre team |
| Gu Bon-Chan | KOR |
ARC | Olympics | 2016 | 1–1–0 2015 Gwangju ARC gold: recurve team, silver: recurve |
| Gu Bon-Gil | KOR |
FEN | Olympics / Other | 2012—2020 | 1–1–1 2011 Shenzhen FEN silver: sabre, bronze: sabre team; 2017 Taipei FEN gold: sabre team |
| Gu Junjie | CHN |
ATH | Olympics | 2008 | 1–0–0 2003 Daegu ATH gold: triple jump |
| Gu Sang-Beom | KOR |
FBL | Olympics | 1988 | 0–1–0 1987 Zagreb FTB silver |
| Gu Seong-Eun | KOR |
CRD | Olympics | 2008 | 1–0–0 2011 Shenzhen CYC gold: road race |
| Guan Yingnan | CHN |
ATH | Olympics | 2000—2004 | 0–1–0 2001 Beijing ATH silver: long jump |
| Pete Guarasci | CAN |
BKB | Olympics | 2000 | 0–0–1 1995 Fukuoka BAS bronze |
| Marcello Guarducci | ITA |
SWM | Olympics | 1972—1984 | 1–0–0 1979 Ciudad de México SWI gold: 100 m freestyle |
| Paulina Guba | POL |
ATH | Olympics | 2016—2020 | 0–1–1 2015 Gwangju ATH silver: shot put; 2017 Taipei ATH bronze: shot put |
| Andrius Gudžius | LTU |
ATH | Olympics | 2016—2020 | 0–0–1 2015 Gwangju ATH bronze: discus throw |
| Marieke Guehrer | AUS |
SWM | Olympics | 2004 | 1–1–0 2011 Shenzhen SWI gold: 4×100 m freestyle relay, silver: 50 m butterfly |
| Vincenzo Guerini | ITA |
ATH | Olympics | 1972—1976 | 0–0–1 1973 Moskva ATH bronze: 4×100 m relay |
| Stéphane Guerinot | FRA |
ROW | Olympics | 1996 | 0–1–0 1993 Buffalo ROW silver: coxed fours |
| José Antonio Guerra | CUB |
DIV | Olympics | 2000—2012 | 1–1–1 1999 Palma de Mallorca DIV gold: platform; 2001 Beijing DIV silver: platform, bronze: synchronized platform |
| Giancarlo Guerrini | ITA |
WPO | Olympics | 1960—1968 | 1–0–0 1959 Torino SWI gold: 4×200 m freestyle relay |
| Abdelati El-Guesse | MAR |
ATH | Olympics | 2016—2020 | 0–1–0 2015 Gwangju ATH silver: 800 m |
| Edgardo Guilbe | PUR |
ATH | Olympics | 1988—1992 | 0–0–1 1987 Zagreb ATH bronze: 200 m |
| Yekta Yılmaz Gül | TUR |
WRE | Olympics | 2004 | 0–1–0 2005 İzmir WRE silver: Greco-Roman super-heavyweight -120 kg |
| Mária Gulácsy | HUN |
FEN | Olympics | 1968 | 1–1–0 1963 Porto Alegre FEN silver: foil team; 1965 Budapest FEN gold: foil team |
| Sibel Güler | TUR |
TKW | Olympics | 2008 | 1–1–0 2005 İzmir TKW gold: welterweight -67 kg; 2007 Bangkok TKW silver: welterweight -67 kg |
| Ramil Guliyev | AZE TUR |
ATH | Olympics | 2008—2020 | 1–0–2 2009 Beograd ATH gold: 200 m (competed as Ramil Quliyev for Azerbaijan); 2015 Gwangju ATH bronze: 100 m and 200 m (competed for Turkey) |
| József Gulrich | HUN |
SWM | Olympics | 1964 | 1–1–0 1963 Porto Alegre SWI gold: 4×100 m medley relay, silver: 4×100 m freestyle relay |
| Ákos Gulyás | HUN |
SWM | Olympics | 1964 | 0–0–2 1965 Budapest SWI bronze: 4×100 m freestyle relay and 4×100 m medley relay |
| Anja Gündler | GER |
ATH | Olympics | 1996 | 0–1–1 1993 Buffalo ATH bronze: discus throw; 1995 Fukuoka ATH silver: discus throw |
| Guo Dan | CHN |
ARC | Olympics | 2008 | 0–0–1 2009 Beograd ARC bronze: recurve team |
| Guo Jingjing | CHN |
DIV | Olympics | 1996—2008 | 8–2–0 2001 Beijing DIV gold: 1 m springboard, 3 m springboard, synchronized platform, and team; 2003 Daegu DIV gold: synchronized springboard and team, silver: 1 m springboard and 3 m springboard; 2005 İzmir DIV gold: 3 m springboard and synchronized springboard |
| Guo Shiqiang | CHN |
BKB | Olympics | 2000—2004 | 0–1–0 2001 Beijing BAS silver |
| Guo Shuang | CHN |
CTR | Olympics | 2008—2012 | 1–0–0 2011 Shenzhen CYC gold: sprint |
| Guo Weiyang | CHN |
GAR | Olympics | 2012 | 1–3–0 2007 Bangkok GYM gold: parallel bars, silver: all-around, horizontal bar, and team |
| Lyudmila Gureyeva | URS UKR |
VVO | Olympics | 1964 | 2–0–0 1961 Sofia VOL gold; 1965 Budapest VOL gold |
| Viktoriya Gurova-Valyukevich | RUS |
ATH | Olympics | 2004—2012 | 0–1–0 2003 Daegu ATH silver: triple jump (competed as Viktoriya Gurova) |
| Ilona Gusenbauer | AUT |
ATH | Olympics | 1968—1972 | 0–0–1 1970 Torino ATH bronze: high jump |
| Stephan Güsgen | FRG |
SWM | Olympics | 1988 | 0–0–4 1985 Kobe SWI bronze: 4×100 m medley relay (swam in heats only); 1987 Zagreb SWI bronze: 50 m freestyle, 4×100 m freestyle relay, and 4×100 m medley relay |
| Eduard Gushchin | RUS URS |
ATH | Olympics | 1968 | 0–0–1 1965 Budapest ATH bronze: shot put |
| Rebeca Gusmão | BRA |
SWM | Olympics | 2004 | 0–0–1 2007 Bangkok SWI bronze: 50 m freestyle |
| Linda Gustavson | USA |
SWM | Olympics | 1968 | 4–0–0 1967 Tokyo SWI gold: 100 m freestyle, 400 m freestyle, 4×100 m freestyle relay, and 4×100 m medley relay |
| Diana Gustilina | RUS |
BKB | Olympics | 2004 | 0–0–1 1999 Palma de Mallorca BAS bronze |
| Siegmar Gutzeit | GDR |
FEN | Olympics | 1980 | 0–0–1 1979 Ciudad de México FEN bronze: foil team |
| Tuğba Güvenç | TUR |
ATH | Olympics | 2016 | 1–0–0 2017 Taipei ATH gold: 3000 m steeplechase |
| Elisabeta Guzganu-Tufan | ROU |
FEN | Olympics | 1984—1992 | 2–1–0 1981 București FEN gold: foil team (competed as Elisabeta Guzganu); 1983 Edmonton FEN gold: foil, silver: foil team (competed as Elisabeta Guzganu) |
| Lucas Guzmán | ARG |
TKW | Olympics / YOG | 2010—2020 | 0–1–0 2017 Taipei TKW silver: bantamweight -63 kg |
| Małgorzata Guzowska | POL |
ATH | Olympics | 1980 | 2–0–0 1981 București ATH gold: heptathlon; 1985 Kobe ATH gold: heptathlon |
| Gwak Dong-Han | KOR |
JUD | Olympics | 2016—2020 | 3–2–0 2013 Kazan JUD gold: middleweight -90 kg, silver: team; 2015 Gwangju JUD gold: middleweight -90 kg, silver: team; 2017 Taipei JUD gold: middleweight -90 kg |
| Gwak Hyeon-Chae | KOR |
BKB | Olympics | 1968 | 0–1–0 1967 Tokyo BAS silver |
| Gwon Gyeong-Min | KOR |
DIV | Olympics | 1996—2000 | 0–0–2 2003 Daegu DIV bronze: synchronized platform and team |
| Gwon Han-Na | KOR |
HBL | Olympics | 2012—2016 | 0–1–0 2015 Gwangju HAN silver |
| Gwon Yeong-Wu | KOR |
JUD | Olympics | 2004 | 3–0–0 2001 Beijing JUD gold: half-middleweight -81 kg; 2003 Daegu JUD gold: half-middleweight -81 kg and team |
| Anett Györe | HUN |
WPO | Olympics | 2004—2008 | 0–1–0 2009 Beograd WAP silver |
| Dóra Győrffy | HUN |
ATH | Olympics | 2000 | 1–0–0 2003 Daegu ATH gold: high jump |
| Ileana Gyulai-Drîmbă-Jenei | ROU |
FEN | Olympics | 1964—1976 | 1–1–0 1965 Budapest FEN silver: foil team (competed as Ileana Gyulai); 1973 Moskva FEN gold: foil team (competed as Ileana Gyulai) |
| István Gyulai | HUN |
ATH | Olympics | 1964 | 1–1–0 1963 Porto Alegre ATH gold: 4×100 m relay; 1965 Budapest ATH silver: 4×400 m relay |
| József Gyuricza | HUN |
FEN | Olympics | 1956—1964 | 3–1–0 1961 Sofia FEN gold: foil team and sabre team; 1963 Porto Alegre FEN gold: sabre team, silver: foil team |
| Gergely Gyurta | HUN |
SWM | Olympics | 2012—2020 | 0–0–1 2017 Taipei SWI bronze: 1500 m freestyle |
| Ha Chang-Deok | KOR |
FEN | Olympics | 2004 | 0–2–0 2003 Daegu FEN silver: foil and foil team |
| Ha Hyeong-Ju | KOR |
JUD | Olympics / Other | 1984—1988 | 1–0–0 1985 Kobe JUD gold: half-heavyweight -95 kg |
| Ha Ui-Geon | KOR |
BKB | Olympics | 1964—1968 | 0–1–0 1967 Tokyo BAS silver |
| Bruno Habārovs | LAT URS |
FEN | Olympics | 1960—1964 | 0–2–0 1965 Budapest FEN silver: épée and épée team |
| Milan Haborák | SVK |
ATH | Olympics | 2000—2008 | 0–0–1 2001 Beijing ATH bronze: shot put |
| Dan Hackett | USA |
WPO | Olympics | 1996—2000 | 1–0–0 1993 Buffalo WAP gold |
| Dana Hadačová | CZE |
TTE | Olympics | 2008—2012 | 0–0–1 2011 Shenzhen TTN bronze: doubles |
| Jayden Hadler | AUS |
SWM | Olympics | 2012 | 0–1–1 2013 Kazan SWI silver: 4×100 m freestyle relay, bronze: 4×200 m freestyle relay (swam in heats only) |