Host cities:
| Athlete | Nation(s) | Sport(s) | Role(s) | Era | Notes |
|---|---|---|---|---|---|
| Mireia García | SWM | Olympics | 2000 | 2–4–0 2001 Tunis SWI gold: 200 m butterfly and 4×100 m medley relay, silver: 100 m butterfly; 2005 Almería SWI silver: 100 m butterfly, 200 m butterfly, and 4×100 m medley relay | |
| Nicolás García | TKW | Olympics | 2012 | 0–0–1 2013 Mersin TKW bronze: welterweight -80 kg | |
| Nuria García | GAR | Olympics | 1988 | 2–1–0 1987 Latakia GYM gold: balance beam and team, silver: all-around | |
| Pedro García | HBL | Olympics | 1984 | 0–0–1 1983 Casablanca HAN bronze | |
| Pedro García | WPO | Olympics | 1988—2000 | 0–1–1 1987 Latakia WAP silver; 1997 Bari WAP bronze | |
| Soraya García | HBL | Olympics | 2004 | 1–0–0 2005 Almería HAN gold | |
| Susana García | GAR | Olympics | 2000 | 2–0–1 1997 Bari GYM bronze: team; 2001 Tunis GYM gold: uneven bars and team | |
| Xavier García | WPO | Olympics | 2004—2020 | 2–2–0 2001 Tunis WAP gold (competed for Spain); 2005 Almería WAP gold (competed for Spain); 2009 Pescara WAP silver (competed for Spain); 2013 Mersin WAP silver (competed for Spain) | |
| Hubert Gardas | FEN | Olympics | 1980 | 0–0–1 1979 Split FEN bronze: épée | |
| Valentina Gardellin | BKB | Olympics | 1996 | 0–1–0 2001 Tunis BAS silver | |
| Andrea Gardini | VVO | Olympics | 1988—2000 | 1–0–0 1991 Athina VOL gold | |
| Margherita Gargano | ATH | Olympics | 1976 | 1–0–0 1979 Split ATH gold: 1500 m | |
| Maria Teresa Gargano | GAR | Olympics | 2004 | 0–2–1 2001 Tunis GYM silver: balance beam and team, bronze: floor | |
| Arianna Garibotti | WPO | Olympics | 2016 | 0–1–0 2018 Tarragona WAP silver | |
| Harri Garmendia | SWM | Olympics | 1984 | 1–0–0 1983 Casablanca SWI gold: 200 m butterfly | |
| Vincent Garos | SAL | Olympics | 2012 | 0–0–1 2009 Pescara SAI bronze: 470 | |
| Enrico Garozzo | FEN | Olympics | 2016—2020 | 0–0–1 2013 Mersin FEN bronze: épée | |
| Mateo Garralda | HBL | Olympics | 1992—2004 | 0–0–1 1987 HAN Latakia bronze | |
| Luca Garri | BKB | Olympics | 2004 | 1–0–0 2005 Almería BAS gold | |
| Jesús Garrido | VVO | Olympics | 1992 | 0–1–1 1991 Athina VOL bronze; 1993 Languedoc-Roussillon VOL silver | |
| Francisco Garrigós | JUD | Olympics | 2016—2024 | 1–0–0 2018 Tarragona JUD gold: extra-lightweight -60 kg | |
| Laura Garrone | TEN | Olympics | 1992 | 0–0–1 1983 Casablanca TEN bronze: doubles | |
| Andreas Garyfallos | WPO | Olympics / Coach | 1968—1980 | 0–0–1 1951 Al-Iskanderiya WAP bronze | |
| Liliane Gaschet | ATH | Olympics | 1984 | 1–2–0 1983 Casablanca ATH gold: 4×100 m relay, silver: 200 m and 4×400 m relay | |
| Valentino Gasparella | CTR | Olympics | 1956—1960 | 0–2–0 1959 Beirut CYC silver: sprint and time trail | |
| Marc Gasparoni | ATH | Olympics | 1984 | 0–1–0 1983 Casablanca ATH silver: 4×100 m relay | |
| Pedro Gasset | HOC | Olympics | 1948 | 1–0–0 1955 Barcelona HOK gold | |
| Béryl Gastaldello | SWM | Olympics | 2016—2024 | 1–0–2 2013 Mersin SWI gold: 4×100 m freestyle relay, bronze: 100 m butterfly and 4×100 m medley relay | |
| Denis Gaté | ROW | Olympics | 1980—1984 | 1–0–0 1979 Split ROW gold: double sculls | |
| Jean-Philippe Gatien | TTE | Olympics | 1988—2000 | 2–1–2 1987 Latakia TTN silver: doubles; 1991 Athina TTN gold: singles, bronze: doubles; 1993 Languedoc-Roussillon TTN gold: singles, bronze: doubles | |
| Spyridon Gatos | ROW | Olympics | 1988 | 0–0–1 1991 Athina ROW bronze: coxed pairs | |
| Guido Gatti | BKB | Olympics | 1968 | 1–0–0 1963 Napoli BAS gold | |
| Mélanie Gaubil | ARC | YOG | 2014 | 0–0–1 2013 Mersin ARC bronze: Recurve team | |
| Luigi Gaudiano | BOX | Olympics | 1988 | 0–1–0 1987 Latakia BOX silver: heavyweight -91 kg | |
| Christian Gaudin | HBL | Olympics | 1996—2000 | 0–1–0 1993 Linguadoca-Roussillon HAN silver | |
| Philippe Gaumont | CRD/CTR | Olympics | 1992—2000 | 0–0–1 1993 Linguadoca-Roussillon CYC bronze: road time trial team | |
| Adrián Gavira | VBV | Olympics | 2012—2024 | 0–1–0 2013 Mersin BVO silver | |
| Mauro Gavotto | VVO | Olympics | 2008 | 1–0–0 2001 Tunis VOL gold | |
| Manuel Gayoso | ATH | Olympics | 1972 | 0–0–1 1967 Tunis ATH bronze: 400 m hurdles | |
| Georgios Gazis | BOX | Olympics | 2004—2008 | 0–0–1 2001 Tunis BOX bronze: light-middleweight -71 kg | |
| Mete Gazoz | ARC | Olympics / YOG / Opening Flagbearer | 2014—2024 | 1–0–0 2018 Tarragona ARC gold: individual | |
| Roberto Gazzei | SAL | Olympics | 1980 | 0–1–0 1979 Split SAI silver: Flying Dutchman | |
| Luiza Gega | ATH | Olympics / Opening Flagbearer / Closing Flagbearer | 2016—2024 | 1–1–0 2013 Mersin ATH silver: 1500 m; 2018 Tarragona ATH gold: 3000 m steeplechase | |
| Mohamed Geisa | WLF | Olympics | 1936 | 1–1–0 1951 Al-Iskanderiya WLT gold: heavyweight +90 kg; 1955 Barcelona WLT silver: heavyweight +90 kg | |
| Moussa El-Gelidi | BOX | Olympics | 1960 | 1–0–0 1955 Barcelona BOX gold: middleweight -75 kg (competed for Egypt) | |
| Deborah Gelisio | SHO | Olympics | 1996—2008 | 0–1–0 2009 Pescara SHO silver: trap | |
| Laure Gély | GAR | Olympics | 1996 | 1–0–0 1997 Bari GYM gold: team | |
| Hasan Gemici | WRE | Olympics | 1952 | 1–0–0 1951 Al-Iskanderiya WRE gold: freestyle flyweight -52 kg | |
| Elena Gemo | SWM | Olympics | 2012 | 4–1–0 2005 Almería SWI gold: 50 m butterfly, silver: 50 m backstroke; 2009 Pescara SWI gold: 50 m backstroke; 2013 Mersin SWI gold: 100 m backstroke and 4×100 m medley relay | |
| Necmi Gençalp | WRE | Olympics | 1988 | 1–0–0 1987 Latakia WRE gold: freestyle middleweight -82 kg | |
| Ahmed Kadry Genena | SHO | Olympics | 1964 | 0–0–1 1963 Napoli SHO bronze: trap | |
| Tania Gener | GAR | Olympics | 2004 | 1–2–1 2005 Almería GYM gold: uneven bars, silver: all-around and vault, bronze: team | |
| Paul Genevay | ATH | Olympics | 1960—1964 | 2–3–0 1959 Beirut ATH gold: 200 m and 4×100 m relay, silver: 100 m and 4×400 m relay; 1963 Napoli ATH silver: 4×100 m relay | |
| Konstantinos Genidounias | WPO | Olympics | 2016—2024 | 0–1–1 2013 Mersin WAP bronze; 2018 Tarragona WAP silver | |
| Alessia Gennari | VVO | Olympics | 2016 | 1–0–0 2013 Mersin VOL gold | |
| Alexandros Genovelis | ATH | Olympics | 1996 | 0–1–0 1993 Linguadoca-Roussillon ATH silver: 4×100 m relay | |
| Giuseppe Gentile | ATH | Olympics | 1968—1972 | 0–2–0 1963 Napoli ATH silver: triple jump; 1967 Tunis ATH silver: triple jump | |
| Kostas Georgakopoulos | ATH | Olympics | 1984 | 1–1–0 1983 Casablanca ATH gold: discus throw; 1987 Latakia ATH silver: discus throw | |
| Georgios Georgiadis | ATH | Olympics | 1972 | 1–0–0 1971 İzmir ATH gold: hammer throw | |
| Blagoja Georgievski | BKB | Olympics / Opening Flagbearer | 1972—2004 | 2–0–0 1971 İzmir BAS gold; 1975 Al-Jaza'ir BAS gold | |
| Marios Georgiou | GAR | Olympics / YOG | 2014—2024 | 2–1–1 2018 Tarragona GYM gold: all-around and horizontal bar, silver: parallel bars, bronze: pommelled horse | |
| Nikolaos Georgopoulos | ATH | Olympics | 1960 | 1–3–1 1955 Barcelona ATH silver: 4×100 m relay; 1959 Beirut ATH gold: 4×400 m relay, silver: 200 m and 4×100 m relay; 1963 Napoli ATH bronze: 4×400 m relay | |
| Antonios Georgoulis | WRE | Olympics | 1952—1956 | 0–1–0 1951 Al-Iskanderiya WRE silver: Greco-Roman heavyweight +87 kg | |
| Roger Gerber | WLF | Olympics | 1956—1960 | 0–1–0 1959 Beirut WLT silver: lightweight -67.5 kg | |
| Rodrigo Germade | CSP | Olympics | 2016—2024 | 1–0–0 2018 Tarragona CAN gold: K2 500 m | |
| Mathilde Geron | SAL | Olympics | 2012 | 1–0–1 2009 Pescara SAI bronze: 470; 2013 Mersin SAI gold: 470 | |
| Giannis Gerontas | WLF | Olympics | 1984 | 0–1–0 1983 Casablanca WLT silver: heavyweight I -100 kg | |
| Margarita Geuer | BKB | Olympics | 1992 | 1–0–0 1991 Athina BAS gold | |
| Hassine Ghada | WLF | Olympics | 2012 | 0–2–0 2013 Mersin WLT light-heavyweight -69 kg silver: snatch and clean & jerk | |
| Seifollah Ghaleb | SHO | Olympics | 1952 | 1–3–1 1951 Al-Iskanderiya SHO silver: trap team, bronze: trap; 1955 Barcelona SHO silver: trap and trap team; 1959 Beirut SHO gold: trap team | |
| Ashraf El-Gharably | WRE | Olympics | 2004—2012 | 1–0–1 2001 Tunis WRE bronze: Greco-Roman featherweight -58 kg; 2005 Almería WRE gold: Greco-Roman lightweight -60 kg | |
| Bassel El-Gharbawy | JUD | Olympics | 1996—2004 | 1–1–0 2001 Tunis JUD gold: half-heavyweight -100 kg; 2005 Almería JUD silver: half-heavyweight -100 kg | |
| Ali Gharbi | BOX | Olympics | 1972 | 1–0–0 1971 İzmir BOX gold: flyweight -51 kg | |
| Ali Gharbi | SWM | Olympics | 1976 | 1–0–1 1975 Al-Jaza'ir SWI gold: 400 m freestyle, bronze: 1500 m freestyle | |
| Mahmoud Gharbi | HBL | Olympics | 2012 | 0–0–2 2005 Almería HAN bronze; 2009 Pescara HAN bronze | |
| Senda Gharbi | SWM | Olympics | 1988 | 1–1–1 1987 Latakia SWI silver: 100 m freestyle; 1991 Athina SWI gold: 100 m freestyle, bronze: 50 m freestyle | |
| Samir Gharbo | SWM/WPO | Olympics / Non-starter | 1948—1952 | 0–1–0 1951 Al-Iskanderiya WAP silver | |
| Jaouad Gharib | ATH | Olympics | 2004—2008 | 1–0–0 2001 Tunis ATH gold: 10000 m | |
| Shawki Gharib | FBL | Olympics / Coach | 1984—2020 | 0–0–1 1983 Casablanca FTB bronze | |
| Majed Ghazal | ATH | Olympics / Opening Flagbearer / Closing Flagbearer | 2008—2020 | 1–0–0 2018 Tarragona ATH gold: high jump | |
| Agostino Ghesini | ATH | Olympics | 1984 | 1–0–0 1983 Casablanca ATH gold: javelin throw | |
| Chaker Ghezal | VVO | Olympics | 2004 | 0–1–0 2001 Tunis VOL silver | |
| Alessandro Ghibellini | WPO | Olympics | 1968—1976 | 1–0–0 1975 Al-Jaza'ir WAP gold | |
| Giovanni Ghiselli | ATH | Olympics | 1956 | 1–0–0 1955 Barcelona ATH gold: 4×100 m relay | |
| Omar Ghizlat | ATH | Olympics | 1968—1972 | 0–0–2 1971 İzmir ATH bronze: 4×100 m relay; 1971 İzmir ATH bronze: 4×400 m relay | |
| Ahmed Ghonaim | GAR | Olympics | 1960 | 2–3–1 1959 Beirut GYM gold: parallel bars and team, silver: floor, horse vault, and rings, bronze: all-around | |
| Hatem Ghoula | ATH | Olympics | 1996—2008 | 1–0–1 1997 Bari ATH bronze: 20 km walk; 2001 Tunis ATH gold: 20 km walk | |
| Habiba Ghribi | ATH | Olympics | 2008—2016 | 0–1–1 2009 Pescara ATH bronze: 1500 m; 2018 Tarragona ATH silver: 3000 m steeplechase | |
| Mokhtar Ghyaza | BKB | Olympics | 2012 | 0–0–1 2013 Mersin BAS bronze | |
| Gianni Giacomini | CRD | Olympics | 1980 | 1–0–0 1979 Split CYC gold: road time trial team | |
| Andrea Giaconi | ATH | Olympics | 2000 | 0–1–0 2005 Almería ATH silver: 110 m hurdles | |
| André Giamarchi | FBL | Olympics | 1960 | 0–0–1 1955 Barcelona FTB bronze | |
| Valerio Giambalvo | SWM | Olympics | 1988 | 0–1–0 1987 Latakia SWI silver: 4×100 m freestyle relay | |
| Diletta Giampiccolo | WRE | Olympics | 2004 | 2–0–0 2001 Tunis WRE gold: freestyle welterweight -62 kg; 2005 Almería WRE gold: freestyle welterweight -59 kg | |
| Ito Giani | ATH | Olympics / Non-starter | 1964—1968 | 2–0–0 1967 Tunis ATH gold: 200 m and 4×100 m relay | |
| Panagiotis Giannakis | BKB | Olympics / Coach | 1996—2008 | 1–0–0 1979 Split BAS gold | |
| Spyros Giannaros | ROW | Olympics | 2016 | 1–0–1 2013 Mersin ROW gold: lightweight double sculls; 2018 Tarragona ROW bronze: lightweight single sculls | |
| Pasquale Giannattasio | ATH | Olympics / Non-starter | 1964—1968 | 2–1–0 1963 Napoli ATH gold: 4×100 m relay; 1967 Tunis ATH gold: 4×100 m relay, silver: 100 m | |
| Spyros Gianniotis | OWS/SWM | Olympics / Torch Bearer / Closing Flagbearer | 2000—2016 | 2–3–1 2001 Tunis SWI gold: 1500 m freestyle and 4×200 m freestyle relay, silver: 400 m freestyle; 2005 Almería SWI silver: 400 m freestyle and 1500 m freestyle, bronze: 800 m freestyle | |
| Athanasios Giannopoulos | BOX | Olympics | 1972 | 0–0–1 1971 İzmir BOX bronze: middleweight -75 kg | |
| Kyriakos Giannopoulos | WPO | Olympics | 1980—1992 | 0–0–1 1991 Athina WAP bronze | |
| Antonios Giannoulas | BOX | Olympics | 2000 | 0–0–1 1997 Bari BOX bronze: light-middleweight -71 kg | |
| Giannis Giannoulis | SWM | Olympics | 2008 | 0–0–1 2009 Pescara SWI bronze: 4×200 m freestyle relay | |
| Ioannis Giapalakis | SAL | Olympics | 1972 | 1–0–0 1971 İzmir SAI gold: Dragon | |
| Celso Giardini | SHO | Olympics | 1980—1988 | 0–1–0 1979 Split SHO silver: skeet | |
| Theodora Giareni | SWM | Olympics / Non-starter | 2012—2016 | 0–1–0 2013 Mersin SWI silver: 4×100 m freestyle relay | |
| Konstantinos Giataganas | ATH | Olympics | 1948—1952 | 1–0–2 1951 Al-Iskanderiya ATH gold: shot put, bronze: discus throw; 1955 Barcelona ATH bronze: discus throw | |
| Christina Giazitzidou | ROW | Olympics | 2012 | 1–0–0 2009 Pescara ROW gold: lightweight double sculls | |
| Giuseppe Gibilisco | ATH | Olympics | 2000—2008 | 1–1–0 2001 Tunis ATH silver: pole vault; 2013 Mersin ATH gold: pole vault | |
| Ahmed El-Giddawi | GAR | Olympics / Referee | 1948—1960 | 0–0–1 1955 Barcelona GYM bronze: team | |
| Eva Giganti | WLF | Olympics | 2000 | 0–1–1 2001 Tunis WLT flyweight -48 kg silver: snatch, bronze: clean & jerk | |
| Bertrand Gille | HBL | Olympics | 2000—2012 | 0–0–1 2001 Tunis HAN bronze | |
| Guillaume Gille | HBL | Olympics / Coach | 2000—2024 | 0–0–1 2001 Tunis HAN bronze | |
| Abdel Moneim El-Gindy | BOX | Olympics | 1960 | 1–0–0 1959 Beirut BOX gold: flyweight -51 kg | |
| José Ginés | GAR | Olympics | 1972 | 2–0–2 1967 Tunis GYM bronze: team; 1971 İzmir GYM gold: floor and horse vault, bronze: team | |
| Simona Gioli | VVO | Olympics | 2008—2012 | 1–0–0 2009 Pescara VOL gold | |
| Laura Giombini | VBV | Olympics | 2016 | 0–0–1 2013 Mersin BVO bronze | |
| Salvatore Gionta | WPO | Olympics | 1952—1960 | 1–0–0 1955 Barcelona WAP gold | |
| Riccardo Giordano | SAL | Olympics | 1992—2004 | 0–1–1 1993 Linguadoca-Roussillon SAI silver: Mistral; 1997 Bari SAI bronze: Mistral | |
| Alex Giorgetti | WPO | Olympics | 2012 | 0–0–1 2009 Pescara WAP bronze | |
| Eleonora Giorgi | ATH | Olympics | 2012—2024 | 1–0–0 2013 Mersin ATH gold: 20 km walk | |
| Daniele Giovanardi | ATH | Olympics | 1972 | 1–0–0 1971 İzmir ATH gold: 4×400 m relay | |
| Andrea Giovi | VVO | Olympics | 2012 | 1–0–0 2009 Pescara VOL gold | |
| Girolamo Giovinazzo | JUD | Olympics | 1996—2000 | 3–0–1 1987 Latakia JUD bronze: extra-lightweight -60 kg; 1991 Athina JUD gold: extra-lightweight -60 kg; 1993 Linguadoca-Roussillon JUD gold: extra-lightweight -60 kg; 1997 Bari JUD gold: extra-lightweight -60 kg | |
| Patricia Girard-Léno | ATH | Olympics | 1988—2000 | 4–0–1 1993 Linguadoca-Roussillon ATH gold: 4×100 m relay, bronze: 100 m hurdles (competed as Patricia Girard); 1997 Bari ATH gold: 100 m hurdles and 4×100 m relay; 2001 Tunis ATH gold: 100 m hurdles | |
| Olivier Girault | HBL | Olympics | 2000—2008 | 0–0–1 2001 Tunis HAN bronze | |
| Giovanni Girgenti | BOX | Olympics | 1964 | 1–0–0 1963 Napoli BOX gold: featherweight -57 kg | |
| Alfredo Girón | ROW | Olympics | 1996 | 0–0–1 1997 Bari ROW bronze: lightweight coxless fours | |
| Romain Girouille | ARC | Olympics | 2008—2012 | 0–1–0 2005 Almería ARC silver: individual | |
| Juan Gisbert | TEN | Non-Medal | 1968 | 1–3–0 1967 Tunis TEN silver: singles and doubles; 1971 İzmir TEN gold: doubles, silver: singles | |
| Domenico Giuffrida | WRE | Olympics | 1976 | 0–1–2 1975 Al-Jaza'ir WRE bronze: Greco-Roman featherweight -62 kg; 1979 Split WRE bronze: Greco-Roman lightweight -68 kg; 1983 Casablanca WRE silver: Greco-Roman featherweight -62 kg | |
| Odette Giuffrida | JUD | Olympics / YOG | 2010—2024 | 0–1–0 2018 Tarragona JUD silver: half-lightweight -52 kg | |
| Giuseppe Giunta | WRE | Olympics | 1996—2000 | 0–1–1 1993 Linguadoca-Roussillon WRE bronze: Greco-Roman heavyweight -100 kg; 1997 Bari WRE silver: Greco-Roman heavyweight -97 kg | |
| Nora Gjakova | JUD | Olympics / Opening Flagbearer | 2016—2024 | 1–0–0 2018 Tarragona JUD gold: lightweight -57 kg | |
| Kostas Gkaripis | WLF | Olympics | 2008 | 0–1–0 2001 Tunis WLT middle-heavyweight -94 kg silver: clean & jerk | |
| Kostas Gkatsioudis | ATH | Olympics / Torch Bearer | 1996—2004 | 1–0–1 1993 Linguadoca-Roussillon ATH bronze: javelin throw; 1997 Bari ATH gold: javelin throw | |
| Niki Gkavera | ATH | Olympics | 1992 | 0–1–0 1991 Athina ATH silver: high jump | |
| Christos Gkikas | WRE | Olympics | 2004 | 0–1–0 2001 Tunis WRE silver: Greco-Roman lightweight -63 kg | |
| Panagiotis Gkionis | TTE | Olympics | 2004—2024 | 1–0–0 2009 Pescara TTN gold: singles | |
| Kristian Gkolomeev | SWM | Olympics | 2012—2024 | 3–2–2 2013 Mersin SWI silver: 4×100 m medley relay, bronze: 50 m freestyle and 4×100 m freestyle relay; 2018 Tarragona SWI gold: 50 m freestyle, 50 m butterfly, and 4×100 m medley relay, silver: 4×100 m freestyle relay | |
| Apostolos Gkountoulas | ROW | Olympics | 2012 | 1–0–0 2009 Pescara ROW gold: coxless pairs | |
| Nikos Gkountoulas | ROW | Olympics | 2012 | 1–0–0 2009 Pescara ROW gold: coxless pairs | |
| Nikita Glasnovic | TKW | Olympics | 2016 | 0–0–1 2018 Tarragona TKW bronze: lightweight -57 kg (competed for Croatia) | |
| Roberto Gleria | SWM | Olympics | 1988—1992 | 1–1–0 1991 Athina SWI gold: 4×200 m freestyle relay, silver: 4×100 m freestyle relay | |
| Biljana Gligorović | VVO | Olympics | 2000 | 0–0–1 2009 Pescara VOL bronze | |
| Elio Gnagnarelli | SHO | Olympics | 1984 | 0–0–1 1979 Split SHO bronze: 50 m small-bore rifle prone | |
| Maura Gnecchi | ATH | Non-starter | 1976 | 0–0–1 1975 Al-Jaza'ir ATH bronze: 4×100 m relay | |
| Priscilla Gneto | JUD | Olympics | 2012—2016 | 0–0–1 2018 Tarragona JUD bronze: lightweight -57 kg | |
| Luigi Gnocchi | ATH | Olympics | 1956 | 3–0–0 1955 Barcelona ATH gold: 100 m, 200 m, and 4×100 m relay | |
| Julien Gobaux | GAR | Olympics | 2016 | 0–1–2 2018 Tarragona GYM silver: all-around, bronze: parallel bars and team | |
| Céline Goberville | SHO | Olympics | 2012—2020 | 1–0–0 2013 Mersin SHO gold: 10 m air pistol | |
| Živko Gocić | WPO | Olympics | 2008—2016 | 1–0–0 2009 Pescara WAP gold | |
| Jernej Godec | SWM | Olympics | 2004—2008 | 0–0–1 2005 Almería SWI bronze: 50 m freestyle | |
| Daniel Godelli | WLF | Olympics | 2012 | 2–0–0 2013 Mersin WLT lightweight -69 kg gold: snatch and clean & jerk | |
| Hervé Godignon | EJP | Olympics | 1992—1996 | 1–0–0 1993 Linguadoca-Roussillon EQU gold: jumping team | |
| Tanja Godina | SWM | Olympics | 1992 | 0–0–1 1987 Latakia SWI bronze: 200 m backstroke (competed for Yugoslavia) | |
| Sabine Goetschy-Kleinhenz | CSP | Olympics | 1992—1996 | 0–1–0 1997 Bari CAN silver: K2 500 m (competed as Sabine Kleinhenz) | |
| Sara Goffi | SWM | Olympics | 2000 | 0–0–1 2001 Tunis SWI bronze: 4×200 m freestyle relay | |
| Maxime Goisset | ROW | Olympics | 2008 | 0–0–1 2009 Pescara ROW bronze: lightweight single sculls | |
| Laura Golarsa | TEN | Olympics | 1996 | 0–2–0 1983 Casablanca TEN silver: singles and doubles | |
| Andrej Golić | HBL | Olympics | 2000 | 0–0–1 2001 Tunis HAN bronze | |
| Slavko Goluža | HBL | Olympics / Coach | 1996—2012 | 1–0–0 2001 Tunis HAN gold | |
| Fernando Gómez-Reino | SWM | Olympics | 1976 | 0–1–0 1975 Al-Jaza'ir SWI silver: 4×100 m freestyle relay | |
| Cristina Gómez | HBL | Olympics | 1992—2004 | 0–1–3 1987 Latakia HAN bronze; 1991 Athina HAN bronze; 1993 Linguadoca-Roussillon HAN bronze; 2001 Tunis HAN silver | |
| Elena Gómez | GAR | Olympics | 2004 | 2–0–1 2001 Tunis GYM gold: floor and team, bronze: all-around | |
| Javier Gómez | GAR | Olympics | 2012 | 2–0–2 2009 Pescara GYM bronze: team; 2013 Mersin GYM gold: all-around and team, bronze: rings | |
| Jesús Gómez | HBL | Olympics | 1988 | 0–0–1 1983 Casablanca HAN bronze | |
| José Gómez | CRD | Olympics | 1968 | 0–1–1 1967 Tunis CYC silver: road time trial team, bronze: road race team | |
| José Manuel Gómez | BOX | Olympics | 1976 | 0–1–0 1975 Al-Jaza'ir BOX silver: light-welterweight -63.5 kg | |
| Laura Gómez | JUD | Olympics | 2016 | 1–0–0 2013 Mersin JUD gold: half-lightweight -52 kg | |
| Miguel Ángel Gómez | ATH | Olympics | 1992 | 0–2–0 1991 Athina ATH silver: 200 m and 4×100 m relay | |
| Salvador Gómez | WPO | Olympics | 1988—2004 | 0–1–1 1987 Latakia WAP silver; 1997 Bari WAP bronze | |
| Anna Gomis | WRE | Olympics | 2004 | 1–0–1 2001 Tunis WRE bronze: freestyle lightweight -56 kg; 2005 Almería WRE gold: freestyle lightweight -55 kg | |
| Sandra Gomis | ATH | Olympics | 2016 | 0–1–0 2009 Pescara ATH silver: 100 m hurdles | |
| Álvaro González de Galdeano | CRD | Olympics | 1992 | 0–0–1 1991 Athina CYC bronze: road time trial team | |
| Benjamín González | ATH | Olympics | 1980—1984 | 0–0–1 1983 Casablanca ATH bronze: 4×400 m relay | |
| Enrique González | FEN | Olympics | 1960 | 0–1–0 1959 Beirut FEN silver: sabre team | |
| Fabián González | GAR | Olympics | 2012 | 1–2–3 2009 Pescara GYM bronze: floor and team; 2013 Mersin GYM gold: team, silver: all-around and floor, bronze: pommelled horse | |
| Fernando González | JUD | Olympics | 2000 | 0–1–1 1993 Linguadoca-Roussillon JUD silver: middleweight -86 kg; 1997 Bari JUD bronze: middleweight -86 kg | |
| Hugo González | SWM | Olympics | 2016—2024 | 0–2–1 2018 Tarragona SWI silver: 200 m backstroke and 200 m medley, bronze: 4×200 m freestyle relay | |
| Jorge González | ATH | Olympics | 1968 | 0–0–1 1967 Tunis ATH bronze: 1500 m | |
| Jorge González | SHO | Olympics | 1984—2000 | 2–2–0 1987 Latakia SHO gold: 50 m small-bore rifle 3 positions and 50 m small-bore rifle prone; 1993 Linguadoca-Roussillon SHO silver: 50 m small-bore rifle 3 positions and 50 m small-bore rifle prone | |
| José Luis González | ATH | Olympics | 1980—1992 | 0–1–0 1983 Casablanca ATH silver: 1500 m | |
| Jovino González | CSP | Olympics | 1996—2000 | 0–0–1 1997 Bari CAN bronze: K2 500 m | |
| Lara González | HBL | Olympics | 2016—2024 | 1–0–0 2018 Tarragona HAN gold | |
| Luis González | ATH | Olympics | 1992 | 0–1–0 1991 Athina ATH silver: 800 m | |
| Marta González | SWM | Olympics | 2016 | 0–3–1 2013 Mersin SWI silver: 4×200 m freestyle relay and 4×100 m medley relay; 2018 Tarragona SWI silver: 4×100 m medley relay, bronze: 4×100 m freestyle relay | |
| Miguel González | BKB | Olympics | 1960 | 0–1–0 1963 Napoli BAS silver | |
| Raquel González | ATH | Olympics | 2016—2020 | 0–1–0 2013 Mersin ATH silver: 20 km walk | |
| Victorino González | JUD | Olympics | 1988 | 0–1–0 1987 Latakia JUD silver: half-middleweight -78 kg | |
| Henri Goosen | DIV | Olympics | 1952 | 0–0–1 1959 Beirut DIV bronze: springboard | |
| Zoran Gopčević | WPO | Olympics | 1980 | 1–0–0 1979 Split WAP gold | |
| Slobodan Gordić | BKB | Olympics | 1960—1964 | 1–0–0 1959 Beirut BAS gold | |
| Giulia Gorlero | WPO | Olympics | 2012—2016 | 0–1–0 2018 Tarragona WAP silver | |
| Antonio Gorostegui | SAL | Olympics | 1976—1988 | 0–1–0 1975 Al-Jaza'ir SAI silver: 470 | |
| Moisés Gosálvez | SWM | Olympics | 1980 | 0–0–1 1979 Split SWI bronze: 4×100 m medley relay | |
| Francesco Gotti | ROW | Olympics | 1948 | 2–0–0 1951 Al-Iskanderiya ROW gold: coxed fours and eights | |
| Mariano Gottifredi | ROW | Olympics | 1968—1972 | 0–1–0 1963 Napoli ROW silver: coxed fours | |
| Alain Gottvallès | SWM | Olympics | 1960—1964 | 2–1–0 1963 Napoli SWI gold: 100 m freestyle and 4×200 m freestyle relay (swam in heats only), silver: 4×100 m medley relay | |
| Khalifa Said Gouda | WLF | Olympics | 1952 | 2–0–0 1951 Al-Iskanderiya WLT gold: featherweight -60 kg; 1955 Barcelona WLT gold: lightweight -67.5 kg |