Host cities:
| Athlete | Nation(s) | Sport(s) | Role(s) | Era | Notes |
|---|---|---|---|---|---|
| Khalid El-Bied | FBL | Olympics | 1984 | 1–0–0 1983 Casablanca FTB gold | |
| Roger Bielle | WRE | Olympics | 1952—1960 | 1–2–0 1955 Barcelona WRE gold: freestyle lightweight -67 kg; 1959 Beirut WRE silver: Greco-Roman lightweight -67 kg and freestyle lightweight -67 kg | |
| José Luis Biescas | BOX | Olympics | 1960 | 0–0–1 1959 Beirut BOX bronze: featherweight -57 kg | |
| Marko Bijač | WPO | Olympics | 2016—2024 | 1–0–0 2013 Mersin WAP gold | |
| Alenka Bikar | ATH | Olympics | 1996—2004 | 1–0–1 1997 Bari ATH bronze: 200 m; 2005 Almería ATH gold: 200 m | |
| Kamal Bilaba' | WRE | Olympics | 1952 | 1–0–1 1951 Al-Iskanderiya WRE gold: Greco-Roman lightweight -67 kg; 1959 Beirut WRE bronze: Greco-Roman lightweight -67 kg (competed for the United Arab Republic) | |
| Britta Bilač | ATH | Olympics | 1992—1996 | 1–0–1 1993 Linguadoca-Roussillon ATH gold: high jump; 1997 Bari ATH bronze: high jump | |
| Jim Bilba | BKB | Olympics | 2000 | 0–0–1 1993 Linguadoca-Roussillon BAS bronze | |
| Ahmet Bilek | WRE | Olympics / Non-starter | 1952—1960 | 1–0–0 1955 Barcelona WRE gold: freestyle flyweight -52 kg | |
| Erol Bilgin | WLF | Olympics | 2012 | 2–2–0 2009 Pescara WLT featherweight -62 kg gold: snatch and clean & jerk; 2018 Tarragona WLT featherweight -62 kg silver: snatch and clean & jerk | |
| Cvitko Bilić | CRD | Olympics | 1968—1972 | 0–0–1 1971 İzmir CYC bronze: road time trial team | |
| Leonardo Binchi | WPO | Olympics | 2000—2008 | 0–2–0 2001 Tunis WAP silver; 2005 Almería WAP silver | |
| Aranka Binder | SHO | Olympics | 1992—2000 | 0–0–1 2005 Almería SHO bronze: 10 m air rifle (competed for Serbia and Montenegro) | |
| Jonatan Binotto | FBL | Non-starter | 1996 | 1–0–0 1997 Bari FTB gold | |
| Fabrizio Biondi | ROW | Olympics | 1976 | 0–0–1 1979 Split ROW bronze: double sculls | |
| Massimo Birindelli | SHO | Olympics | 1992 | 0–1–0 1987 Latakia SHO silver: 50 m small-bore rifle prone | |
| Patrick Birocheau | TTE | Olympics | 1988 | 1–2–0 1979 Split TTN gold: doubles, silver: team; 1987 Latakia TTN silver: doubles | |
| Stefani Bisbikou | GAR | Olympics | 2004—2008 | 0–0–1 2005 Almería GYM bronze: all-around | |
| Federica Biscia | SWM | Olympics | 2000 | 1–1–1 1997 Bari SWI gold: 200 m breaststroke, bronze: 100 m breaststroke; 2001 Tunis SWI silver: 400 m medley | |
| Luisella Bisello | DIV | Olympics | 1992 | 1–0–0 1987 Latakia DIV gold: platform | |
| Matteo Bisiani | ARC | Olympics | 1996—2000 | 0–1–0 1997 Bari ARC silver: team | |
| Chrysa Biskitzi | ROW | Olympics | 1996—2008 | 0–1–0 2005 Almería ROW silver: lightweight single sculls | |
| Stelios Bismbas | ATH | Olympics / Torch Bearer | 1988—1996 | 0–1–0 1993 Linguadoca-Roussillon ATH silver: 110 m hurdles | |
| Dimitrios Bitsakos | WPO | Olympics | 1992 | 0–0–2 1991 Athina WAP bronze; 1993 Linguadoca-Roussillon WAP bronze | |
| Moustafa El-Biyaz | FBL | Olympics | 1984 | 1–0–0 1983 Casablanca FTB gold | |
| Flavio Bizzarri | SWM | YOG | 2010 | 0–1–0 2013 Mersin SWI silver: 200 m breaststroke | |
| Jaime Bladas | SHO | Olympics | 1964—1968 | 0–1–0 1971 İzmir SHO silver: trap | |
| Willy Blain | BOX | Olympics | 2000—2004 | 0–1–0 2001 Tunis BOX silver: light-welterweight -63.5 kg | |
| Julie Blaise | SWM | Olympics | 1992 | 2–0–1 1993 Linguadoca-Roussillon SWI gold: 50 m freestyle and 4×100 m freestyle relay, bronze: 100 m freestyle | |
| Cecilia Blanco | JUD | Olympics | 2004—2012 | 0–0–2 2001 Tunis JUD bronze: middleweight -70 kg; 2005 Almería JUD bronze: middleweight -70 kg | |
| Joaquín Blanco | SAL | Olympics | 1984 | 1–0–0 1983 Casablanca SAI gold: Finn | |
| Joaquín Blanco | SAL | Olympics | 2016—2024 | 1–0–0 2018 Tarragona SAI gold: Laser | |
| José Luis Blanco | ATH | Olympics | 2008 | 0–1–0 2001 Tunis ATH silver: 3000 m steeplechase | |
| Sonia Blanco | BKB | Olympics | 2004 | 0–0–1 2005 Almería BAS bronze | |
| Roberto Blanda | ROW | Olympics | 1992—1996 | 1–0–0 1991 Athina ROW gold: coxless fours | |
| Rafael Blanquer | ATH | Olympics | 1976 | 0–1–1 1967 Tunis ATH bronze: long jump; 1975 Al-Jaza'ir ATH silver: long jump | |
| Katerina Bliamou | SWM | Olympics | 2000 | 0–0–1 2005 Almería SWI bronze: 4×100 m freestyle relay | |
| Pierre Blondiaux | ROW | Olympics | 1952 | 0–0–1 1955 Barcelona ROW bronze: eights | |
| Joaquín Blume | GAR | Olympics | 1952 | 6–0–1 1955 Barcelona GYM gold: all-around, floor, parallel bars, horizontal bar, rings, and pommelled horse, bronze: horse vault | |
| Lucilla Boari | ARC | Olympics | 2016—2020 | 1–0–0 2018 Tarragona ARC gold: individual | |
| Ana Boban | SWM | Olympics | 1968 | 1–1–0 1971 İzmir SWI gold: 100 m freestyle, silver: 200 m medley | |
| Ovidiu Bobîrnat | BOX | Olympics | 2000 | 0–1–0 2005 Almería BOX silver: featherweight -57 kg (competed for Cyprus) | |
| Mihai Bobocica | TTE | Olympics | 2008—2012 | 0–1–0 2013 Mersin TTN silver: team | |
| Philippe Boccara | CSP | Olympics | 1980—2000 | 0–0–1 1991 Athina CAN bronze: K2 1000 m (competed for France) | |
| Jean-Pierre Boccardo | ATH | Olympics | 1964—1968 | 1–0–1 1963 Napoli ATH gold: 4×400 m relay, bronze: 400 m | |
| Federico Bocchia | SWM | Olympics | 2016 | 0–0–1 2009 Pescara SWI bronze: 50 m freestyle | |
| Maxime Boccon | CSP | Olympics | 2000 | 0–0–1 1997 Bari CAN bronze: K2 1000 m | |
| Sébastien Bodet | SWM | Olympics | 2008 | 0–1–0 2009 Pescara SWI silver: 4×200 m freestyle relay | |
| Moreno Boer | WLF | Olympics | 2000—2008 | 0–2–0 2001 Tunis WLT heavyweight -105 kg silver: snatch and clean & jerk | |
| Henri Boërio | GAR | Olympics | 1972—1980 | 6–3–1 1975 Al-Jaza'ir GYM gold: all-around, floor, horizontal bar, and team, silver: pommelled horse; 1979 Split GYM gold: parallel bars and team, silver: floor and horizontal bar, bronze: all-around | |
| Robert Bogey | ATH | Olympics | 1960 | 1–0–0 1959 Beirut ATH gold: 5000 m | |
| Alessio Boggiatto | SWM | Olympics | 2000—2008 | 0–1–1 2005 Almería SWI silver: 200 m medley; 2009 Pescara SWI bronze: 200 m medley | |
| Chiara Boggiatto | SWM | Olympics | 2004—2012 | 1–1–0 2001 Tunis SWI gold: 200 m breaststroke; 2009 Pescara SWI silver: 200 m breaststroke | |
| Mauro Bogliatto | ATH | Olympics | 1964 | 1–0–0 1963 Napoli ATH gold: high jump | |
| Vladimir Bogoevski | VVO | Olympics / Opening Flagbearer | 1980—1996 | 1–0–0 1979 Split VOL gold | |
| Mehmet Bogujevci | BOX | Olympics | 1980 | 1–0–0 1979 Split BOX gold: welterweight -67 kg | |
| Anne Boileau | TTE | Olympics | 2000 | 0–0–1 1997 Bari TTN bronze: singles | |
| Jean Boiteux | SWM | Olympics | 1952—1960 | 6–0–2 1951 Al-Iskanderiya SWI gold: 400 m freestyle, 1500 m freestyle, and 4×200 m freestyle relay, bronze: 100 m freestyle; 1955 Barcelona SWI gold: 400 m freestyle, 1500 m freestyle, and 4×200 m freestyle relay; 1959 Beirut SWI bronze: 4×200 m freestyle relay | |
| Olivier Boivin | CSP | Olympics | 1992 | 3–0–0 1991 Athina CAN gold: C2 500 m and C2 1000 m; 1993 Linguadoca-Roussillon CAN gold: C2 1000 m | |
| Virginie Bojaryn | SWM | Olympics | 1988 | 0–1–2 1987 Latakia SWI silver: 100 m breaststroke, bronze: 200 m breaststroke; 1991 Athina SWI bronze: 4×100 m medley relay | |
| Aauri Bokesa | ATH | Olympics | 2012—2020 | 0–0–1 2018 Tarragona ATH bronze: 4×400 m relay | |
| Simone Bolelli | TEN | Olympics | 2008—2024 | 0–0–1 2005 Almería TEN bronze: singles | |
| Arnaldo Bologni | EJP | Olympics | 1996 | 0–2–1 1993 Linguadoca-Roussillon EQU silver: jumping team, bronze: jumping individual; 1997 Bari EQU silver: jumping team | |
| Ozren Bonačić | WPO | Olympics | 1964—1976 | 1–1–0 1967 Tunis WAP gold; 1975 Al-Jaza'ir WAP silver | |
| Fabio Bonacina | GAR | Olympics / Non-starter | 1948—1952 | 1–3–3 1951 Al-Iskanderiya GYM gold: horizontal bar team, silver: team all-around, pommelled horse team, and horse vault team, bronze: floor team, rings team, and parallel bars team | |
| Séverine Bonal | ARC | Olympics | 1992—1996 | 0–0–1 1997 Bari ARC bronze: individual | |
| Antonios Bonas | SAL | Olympics | 1972—1976 | 0–0–1 1971 İzmir SAI bronze: Flying Dutchman | |
| Christos Bonas | SAL | Olympics | 1972 | 0–0–1 1971 İzmir SAI bronze: Flying Dutchman | |
| Yann Bonato | BKB | Olympics | 2000 | 0–0–1 1993 Linguadoca-Roussillon BAS bronze | |
| Elena Maria Bonfanti | ATH | Olympics | 2012 | 1–0–0 2013 Mersin ATH gold: 4×400 m relay | |
| Giorgio Bongiovanni | BKB | Olympics | 1952 | 0–0–1 1951 Al-Iskanderiya BAS bronze | |
| Dante Boninfante | VVO | Olympics | 2012 | 1–0–0 2001 Tunis VOL gold | |
| Walter Boninsegni | SHO | Olympics | 1932—1948 | 0–1–0 1955 Barcelona SHO silver: 25 m rapid-fire pistol | |
| Éric Bonnel | WLF | Olympics | 1996—2004 | 1–4–2 1993 Linguadoca-Roussillon WLT silver: flyweight -54 kg; 1997 Bari WLT flyweight -54 kg silver: snatch and clean & jerk; 2001 Tunis WLT bantamweight -56 kg bronze: snatch and clean & jerk; 2005 Almería WLT bantamweight -56 kg gold: clean & jerk, silver: snatch | |
| Céline Bonnet | SWM | Olympics | 1992 | 1–1–3 1991 Athina SWI gold: 200 m medley, silver: 400 m medley, bronze: 4×100 m medley relay; 1993 Linguadoca-Roussillon SWI bronze: 200 m medley and 400 m medley | |
| Beniamino Bonomi | CSP | Olympics | 1988—2004 | 3–3–0 1991 Athina CAN gold: K1 1000 m, silver: K2 500 m and K2 1000 m; 1993 Linguadoca-Roussillon CAN gold: K1 1000 m; 1997 Bari CAN gold: K2 500 m, silver: K1 1000 m | |
| Fabrizio Bontempi | CRD | Olympics | 1988 | 0–0–1 1987 Latakia CYC bronze: road race | |
| Julien Bontemps | SAL | Olympics | 2004—2012 | 2–0–0 2001 Tunis SAI gold: Mistral; 2005 Almería SAI gold: Mistral | |
| Salih Bora | WRE | Olympics | 1976—1984 | 2–0–1 1975 Al-Jaza'ir WRE gold: Greco-Roman light-flyweight -48 kg; 1979 Split WRE gold: Greco-Roman light-flyweight -48 kg; 1983 Casablanca WRE bronze: Greco-Roman light-flyweight -48 kg | |
| Igor Boraska | BOB/ROW | Olympics / Non-starter / Closing Flagbearer | 1996—2004 | 0–1–1 1993 Linguadoca-Roussillon ROW bronze: coxed pairs; 1997 Bari ROW silver: coxless pairs | |
| Christophe Bordeau | SWM | Olympics | 1988—1996 | 4–4–1 1987 Latakia SWI gold: 200 m butterfly, silver: 400 m medley, bronze: 200 m medley; 1991 Athina SWI gold: 200 m butterfly, silver: 200 m freestyle and 4×200 m freestyle relay; 1993 Linguadoca-Roussillon SWI gold: 200 m freestyle and 4×200 m freestyle relay, silver: 200 m butterfly | |
| Giorgia Bordignon | WLF | Olympics | 2016—2020 | 0–2–0 2018 Tarragona WLT light-heavyweight -69 kg silver: snatch and clean & jerk | |
| Jorge Borell | WPO | Olympics | 1968 | 0–0–1 1967 Tunis WAP bronze | |
| Andrea Borella | FEN | Olympics | 1984—1992 | 0–0–1 1991 Athina FEN bronze: foil | |
| Flavio Borghi | ATH | Non-starter | 1980 | 0–0–2 1975 Al-Jaza'ir ATH bronze: 4×400 m relay; 1979 Split ATH bronze: 4×400 m relay | |
| Luciano Borgognoni | CTR | Olympics | 1972 | 1–0–0 1971 İzmir CYC gold: team pursuit | |
| Enzo Borgonovi | ROW | Olympics | 1976 | 0–0–1 1979 Split ROW bronze: coxed fours | |
| Olivier Borios | SWM | Olympics | 1980 | 1–1–0 1979 Split SWI gold: 100 m breaststroke, silver: 200 m breaststroke | |
| Tamara Boroš | TTE | Olympics | 1996—2008 | 3–1–0 1997 Bari TTN gold: doubles, silver: singles; 2001 Tunis TTN gold: singles; 2005 Almería TTN gold: singles | |
| Laura Bortolaso | GAR | Olympics | 1984 | 3–2–2 1979 Split GYM gold: floor, horse vault, and team, silver: all-around, bronze: uneven bars; 1983 Casablanca GYM silver: uneven bars, bronze: team | |
| Fabrizio Bortolon | SWM | Olympics | 1984 | 1–0–1 1983 Casablanca SWI gold: 4×100 m medley relay, bronze: 100 m backstroke | |
| Francesca Bortolozzi-Borella | FEN | Olympics | 1988—1996 | 1–0–0 1991 Athina FEN gold: foil (competed as Francesca Bortolozzi) | |
| Jérôme Bortoluzzi | ATH | Olympics | 2012 | 0–1–0 2009 Pescara ATH silver: hammer throw | |
| Pietro Boscaini | SWM | Olympics | 1964—1968 | 1–2–0 1967 Tunis SWI gold: 4×100 m medley relay, silver: 100 m freestyle and 4×100 m freestyle relay | |
| Bruno Boscherie | FEN | Olympics | 1980 | 0–0–1 1979 Split FEN bronze: foil | |
| Lucia Bosetti | VVO | Olympics | 2012 | 1–0–0 2013 Mersin VOL gold | |
| Alen Bošković | WPO | Olympics | 2000 | 0–1–0 1997 Bari WAP silver | |
| Vanessa Boslak | ATH | Olympics | 2004—2016 | 1–0–0 2005 Almería ATH gold: pole vault | |
| Paolo Bossini | SWM | Olympics | 2004—2008 | 0–1–0 2005 Almería SWI silver: 200 m breaststroke | |
| Roger-Yves Bost | EJP | Olympics | 1996—2016 | 1–0–0 1993 Linguadoca-Roussillon EQU gold: jumping team | |
| Javier Botello | SWM | Olympics | 2000 | 0–0–4 1997 Bari SWI bronze: 200 m freestyle, 4×100 m freestyle relay, 4×200 m freestyle relay, and 4×100 m medley relay | |
| Alberto Botía | FBL | Olympics | 2012 | 1–0–0 2009 Pescara FTB gold | |
| Rita Bottiglieri | ATH | Olympics / Non-starter | 1976—1980 | 1–1–0 1975 Al-Jaza'ir ATH gold: 100 m, silver: 400 m | |
| Mohamed Bouaichaoui | JUD | Olympics | 2000—2004 | 0–1–0 2001 Tunis JUD silver: heavyweight +100 kg | |
| Rachid Bouaita | BOX | Olympics | 1996—2000 | 1–0–0 1993 Linguadoca-Roussillon BOX gold: light-flyweight -48 kg | |
| Wajdi Bouallègue | GAR | Olympics | 2004—2012 | 1–1–3 2005 Almería GYM gold: vault, silver: floor; 2009 Pescara GYM bronze: vault; 2013 Mersin GYM bronze: floor and vault | |
| Hicham Bouaouiche | ATH | Olympics | 1996 | 0–1–0 1997 Bari ATH silver: 3000 m steeplechase | |
| Inès Boubakri | FEN | Olympics / Opening Flagbearer | 2008—2020 | 1–1–1 2009 Pescara FEN bronze: foil; 2013 Mersin FEN silver: foil; 2018 Tarragona FEN gold: foil | |
| Vanessa Boubryemm | WRE | Olympics | 2008 | 1–0–0 2005 Almería WRE gold: freestyle bantamweight -51 kg | |
| Karine Boucher | GAR | Olympics | 1988—1992 | 0–1–1 1991 Athina GYM silver: horse vault, bronze: team | |
| Renaud Boucher | SWM | Olympics | 1988 | 0–0–1 1987 Latakia SWI bronze: 100 m backstroke | |
| Pascal Boucherit | CSP | Olympics | 1984—1992 | 0–0–1 1991 Athina CAN bronze: K2 1000 m | |
| Mohamed Bouchiche | BOX | Olympics / Non-starter | 1980—1984 | 2–0–0 1983 Casablanca BOX gold: heavyweight +81 kg; 1987 Latakia BOX gold: heavyweight -91 kg | |
| Michel Bouchonnet | GAR | Olympics | 1964—1968 | 0–0–1 1963 Napoli GYM bronze: team | |
| André Bouchoule | WRE | Olympics | 1972—1976 | 0–1–1 1975 Al-Jaza'ir WRE silver: freestyle middleweight -82 kg, bronze: Greco-Roman middleweight -82 kg | |
| Adem Boudjemline | WRE | Olympics | 2016—2020 | 0–1–0 2018 Tarragona WRE silver: heavyweight -97 kg | |
| Marc Boudoux | ROW | Olympics | 1980—1984 | 1–0–0 1979 Split ROW gold: double sculls | |
| Marc Bouet | SAL | Olympics | 1992—1996 | 1–0–0 1979 Split SAI gold: Flying Dutchman | |
| Noureddine Boughanmi | BOX | Olympics | 1984 | 1–0–0 1983 Casablanca BOX gold: featherweight -57 kg | |
| René Bougnol | FEN | Olympics / Referee | 1932—1952 | 1–2–0 1951 Al-Iskanderiya FEN gold: épée, silver: foil team and épée team | |
| Tarik Bouguetaïb | ATH | Olympics | 2004—2008 | 0–1–0 2005 Almería ATH silver: triple jump | |
| Thomas Bouhail | GAR | Olympics | 2008 | 1–1–1 2005 Almería GYM bronze: team; 2009 Pescara GYM gold: vault, silver: team | |
| Mouhcine Bouhlal | FBL | Olympics | 1992 | 0–0–1 1991 Athina FTB bronze | |
| Ioulieta Boukouvala | JUD | Olympics | 2004—2012 | 1–1–0 2005 Almería JUD silver: lightweight -57 kg; 0–1–0 2009 Pescara JUD gold: lightweight -57 kg | |
| Brahim Boulami | ATH | Olympics | 1996—2000 | 2–0–0 1997 Bari ATH gold: 3000 m steeplechase; 2005 Almería ATH gold: 3000 m steeplechase | |
| Khalid Boulami | ATH | Olympics | 1996 | 0–0–1 1991 Athina ATH bronze: 10000 m | |
| Abdel Aziz Boulehia | BOX | Olympics | 1996 | 0–0–1 1997 Bari BOX bronze: bantamweight -54 kg | |
| Hassiba Boulmerka | ATH | Olympics / Administrator | 1988—2000 | 3–1–0 1991 Athina ATH gold: 800 m and 1500 m; 1993 Linguadoca-Roussillon ATH gold: 800 m, silver: 1500 m | |
| Mira Boumejmajen | GAR | Olympics | 2012 | 0–1–0 2013 Mersin GYM silver: team | |
| Tasos Bountouris | SAL | Olympics | 1976—1996 | 0–1–0 1975 Al-Jaza'ir SAI silver: Finn | |
| Soufiyan Bouqantar | ATH | Olympics | 2012—2020 | 0–1–1 2013 Mersin ATH bronze: 10000 m; 2018 Tarragona ATH silver: 5000 m | |
| Yves Bouquel | GAR | Olympics | 1980 | 1–0–0 1979 Split GYM gold: team | |
| Djamel Bouras | JUD | Olympics | 1996—2000 | 0–0–1 1997 Bari JUD bronze: half-middleweight -78 kg | |
| Christophe Bourdon | SWM | Olympics | 1992 | 0–3–0 1987 Latakia SWI silver: 200 m breaststroke; 1991 Athina SWI silver: 100 m breaststroke and 200 m breaststroke | |
| Grégory Bourdy | GLF | Olympics | 2016 | 1–0–0 2001 Tunis GOL gold: team | |
| Hubert Bourdy | EJP | Olympics / Non-starter | 1984—1992 | 1–1–0 1983 Casablanca EQU gold: jumping individual, silver: jumping team | |
| Claude Bourquard | FEN | Olympics | 1964—1968 | 1–1–0 1959 Beirut FEN gold: épée team; 1963 Napoli FEN silver: épée | |
| Ouissem Bousnina | HBL | Olympics | 2000 | 0–1–1 2001 Tunis HAN silver; 2005 Almería HAN bronze | |
| Fréd Bousquet | SWM | Olympics | 2000—2016 | 4–1–0 2001 Tunis SWI silver: 4×100 m freestyle relay; 2005 Almería SWI gold: 50 m butterfly and 4×100 m freestyle relay; 2009 Pescara SWI gold: 50 m freestyle and 4×100 m freestyle relay | |
| Anis Boussaidi | FBL | Olympics | 2004 | 1–0–0 2001 Tunis FTB gold | |
| Jean-Jacques Boussemart | ATH | Olympics | 1984 | 1–2–0 1983 Casablanca ATH gold: 4×400 m relay, silver: 200 m and 4×100 m relay | |
| Michel Boutard | GAR | Olympics | 1976—1984 | 7–4–2 1975 Al-Jaza'ir GYM gold: pommelled horse and team, silver: all-around, floor, rings, and horizontal bar; 1979 Split GYM gold: all-around, parallel bars, pommelled horse, and team, bronze: horse vault; 1983 Casablanca GYM gold: team, bronze: pommelled horse | |
| Brahim Boutayeb | ATH | Olympics | 1988—1992 | 1–2–0 1987 Latakia ATH silver: 5000 m and 10000 m; 1991 Athina ATH gold: 5000 m | |
| Hammou Boutayeb | ATH | Olympics | 1992 | 1–1–0 1991 Athina ATH gold: 10000 m; 1993 Languedoc-Roussillon ATH silver: 10000 m | |
| Patrick Boutet | GAR | Olympics / Non-starter | 1972—1976 | 1–0–0 1975 Al-Jaza'ir GYM gold: team | |
| Lyes Bouyacoub | JUD | Olympics | 2016 | 0–0–2 2009 Pescara JUD bronze: middleweight -90 kg; 2018 Tarragona JUD bronze: half-heavyweight -100 kg | |
| Noureddine Bouyahiaoui | FBL | Olympics | 1984 | 1–0–0 1983 Casablanca FTB gold | |
| Alessandro Bovo | WPO | Olympics | 1992—1996 | 2–0–0 1991 Athina WAP gold; 1993 Linguadoca-Roussillon WAP gold | |
| Diana Box | HBL | Olympics | 2004 | 0–1–0 2001 Tunis HAN silver | |
| Marine Boyer | GAR | Olympics | 2016—2024 | 1–1–0 2018 Tarragona GYM gold: balance beam, silver: team | |
| Iztok Božic | TEN | Olympics | 1992 | 0–1–0 1997 Bari TEN silver: doubles | |
| Gizem Bozkurt | SWM | YOG | 2010 | 0–0–1 2013 Mersin SWI bronze: 4×100 m freestyle relay | |
| Alicia Bozon | SWM | Olympics | 2000 | 0–1–0 2001 Tunis SWI silver: 400 m freestyle | |
| Gilbert Bozon | SWM | Olympics | 1952—1956 | 4–0–0 1951 Al-Iskanderiya SWI gold: 100 m backstroke and 3×100 m medley relay; 1955 Barcelona SWI gold: 100 m backstroke and 4×100 m medley relay | |
| Fabio Bracaglia | SWM | Non-starter | 1976 | 1–0–0 1979 Split SWI gold: 200 m butterfly | |
| Marco Bracci | VVO | Olympics | 1988—2000 | 1–0–0 1991 Athina VOL gold | |
| Josué Brachi | WLF | Olympics | 2016 | 0–0–1 2018 Tarragona WLT featherweight -62 kg bronze: snatch | |
| Rui Bragança | TKW | Olympics | 2016—2020 | 0–1–0 2018 Tarragona TKW silver: flyweight -58 kg | |
| Samir Brahimi | BOX | Olympics | 2012 | 0–0–1 2009 Pescara BOX bronze: flyweight -51 kg | |
| Azzedine Brahmi | ATH | Olympics | 1988—1992 | 1–1–0 1991 Athina ATH gold: 3000 m steeplechase; 1993 Linguadoca-Roussillon ATH silver: 3000 m steeplechase | |
| Marco Braida | SWM | Olympics | 1992 | 0–0–2 1991 Athina SWI bronze: 200 m butterfly and 4×100 m medley relay | |
| Ali Brakchi | ATH | Olympics | 1960 | 2–0–0 1959 Beirut ATH gold: 4×100 m relay and long jump | |
| Diego Brambilla | JUD | Olympics | 1996 | 0–1–0 1993 Linguadoca-Roussillon JUD silver: lightweight -71 kg | |
| Norbert Brami | FEN | Olympics | 1960 | 0–0–1 1959 Beirut FEN bronze: épée | |
| Slobodan Branković | ATH | Olympics | 1988—1992 | 0–1–0 1991 Athina ATH silver: 4×400 m relay (competed for Yugoslavia) | |
| Rossano Brasi | CTR | Olympics | 1992 | 1–0–0 1993 Linguadoca-Roussillon CYC gold: road time trial team | |
| Miriam Bravo | ATH | Olympics | 2000 | 0–0–1 1997 Bari ATH bronze: 4×400 m relay | |
| Dejan Brđović | VVO | Olympics | 1996 | 0–1–0 1991 Athina VOL silver (competed for Yugoslavia) | |
| Giovanni Battista Breda | FEN | Olympics | 1960—1968 | 0–0–1 1963 Napoli FEN bronze: épée | |
| Emiliano Brembilla | SWM | Olympics | 1996—2008 | 7–2–0 1997 Bari SWI gold: 400 m freestyle, 1500 m freestyle, and 4×200 m freestyle relay; 2001 Tunis SWI gold: 200 m freestyle and 400 m freestyle, silver: 1500 m freestyle and 4×200 m freestyle relay; 2005 Almería SWI gold: 4×200 m freestyle relay; 2009 Pescara SWI gold: 4×200 m freestyle relay | |
| Jean-Pierre Bremer | ROW | Olympics | 1980—1984 | 1–0–0 1979 Split ROW gold: coxless fours | |
| Martina Bremini | GAR | Olympics | 2000 | 0–2–1 1997 Bari GYM silver: horse vault and team, bronze: uneven bars | |
| Karine Brémond | SWM | Olympics | 1996—2000 | 0–0–1 1997 Bari SWI bronze: 4×100 m medley relay | |
| Draško Brguljan | WPO | Olympics / Opening Flagbearer | 2008—2020 | 0–0–2 2005 Almería WAP bronze (competed for Serbia and Montenegro); 2018 Tarragona WAP bronze | |
| Jean-François Briand | CSP | Olympics | 1992 | 0–1–0 1991 Athina CAN silver: K1 1000 m | |
| Vlado Brinovec | SWM | Olympics | 1960 | 1–2–0 1959 Beirut SWI gold: 400 m freestyle, silver: 1500 m freestyle and 4×200 m freestyle relay | |
| Jean-François Brisson | Other | 1–0–0 1951 Al-Iskanderiya ATH gold: 110 m hurdles | |||
| Laurence Brize | SHO | Olympics | 2004—2016 | 0–1–0 2009 Pescara SHO silver: 50 m small-bore rifle 3 positions | |
| Janez Brodnik | GAR | Olympics | 1964—1972 | 4–3–2 1967 Tunis GYM silver: horizontal bar and team; 1971 İzmir GYM gold: all-around, parallel bars, horizontal bar, and team, silver: rings, bronze: floor and pommelled horse | |
| Jože Brodnik | ATH | Olympics | 1960 | 1–0–0 1959 Beirut ATH gold: decathlon | |
| Giorgia Bronzini | CRD | Olympics | 2004—2016 | 0–0–1 2009 Pescara CYC bronze: road race | |
| Hugues Broussard | SWM | Olympics | 1956 | 2–0–0 1955 Barcelona SWI gold: 200 m breaststroke and 4×100 m medley relay | |
| Yves Brouzet | ATH | Olympics | 1972—1976 | 0–0–1 1971 İzmir ATH bronze: shot put | |
| Bernard Bruand | ROW | Olympics | 1972—1980 | 0–1–0 1979 Split ROW silver: eights | |
| Jean-Louis Brugier | ATH | Non-starter | 1964 | 0–1–0 1963 Napoli ATH silver: 4×100 m relay | |
| Ivano Brugnetti | ATH | Olympics | 2000—2008 | 1–0–0 2009 Pescara ATH gold: 20 km walk | |
| Éric Brulon | WRE | Olympics | 1984 | 0–1–1 1983 Casablanca WRE bronze: freestyle lightweight -68 kg; 1987 Latakia WRE silver: freestyle lightweight -68 kg | |
| Roberta Brunet | ATH | Olympics | 1988—2000 | 2–0–0 1991 Athina ATH gold: 3000 m; 1997 Bari ATH gold: 5000 m | |
| Francesco Bruni | SAL | Olympics | 1996—2004 | 1–0–0 1993 Linguadoca-Roussillon SAI gold: Laser | |
| Francesco Bruno | SHO | Olympics | 2004—2012 | 1–1–0 2005 Almería SHO gold: 10 m air pistol; 2013 Mersin SHO silver: 50 m free pistol | |
| Luciano Bruno | BOX | Olympics | 1984 | 0–1–0 1983 Casablanca BOX silver: welterweight -67 kg | |
| Thierry Brusseau | ATH | Olympics | 1992 | 0–0–1 1993 Linguadoca-Roussillon ATH bronze: 3000 m steeplechase | |
| Diego Lo Brutto | WRE | Olympics | 1976 | 1–0–1 1975 Al-Jaza'ir WRE gold: freestyle flyweight -52 kg; 1979 Split WRE bronze: freestyle bantamweight -57 kg | |
| Jure Bučar | SWM | Olympics | 1992—2000 | 0–1–0 1993 Linguadoca-Roussillon SWI silver: 400 m freestyle | |
| Paolo Bucci | GAR | Olympics | 1988—1996 | 4–2–3 1987 Latakia GYM gold: parallel bars and team; 1991 Athina GYM gold: team, silver: horse vault and parallel bars, bronze: all-around and horizontal bar; 1993 Linguadoca-Roussillon GYM gold: team, bronze: floor | |
| Stefania Bucci | GAR | Olympics | 1976 | 3–1–0 1975 Al-Jaza'ir GYM gold: horse vault, balance beam, and team, silver: floor | |
| Sauro Bufalini | BKB | Olympics | 1964—1968 | 1–1–0 1963 Napoli BAS gold; 1967 Tunis BAS silver | |
| Gianluigi Buffon | FBL | Non-starter | 1996 | 1–0–0 1997 Bari FTB gold | |
| José Ignacio Bugarín | ROW | Olympics | 1992 | 0–1–0 1991 Athina ROW silver: coxed pairs | |
| Marion Buisson | ATH | Olympics | 2008 | 0–0–1 2013 Mersin ATH bronze: pole vault |