Host cities:
| Athlete | Nation(s) | Sport(s) | Role(s) | Era | Notes |
|---|---|---|---|---|---|
| Maarten Brzoskowski | SWM | Olympics | 2016 | 1–0–0 2016 London SWM gold: 4×200 m freestyle relay | |
| Kira Bulten | SWM | Olympics | 1992 | 0–0–2 1989 Bonn SWM bronze: 4×100 m medley relay; 1991 Athina SWM bronze: 4×100 m medley relay | |
| Carmen Bunaciu | SWM | Olympics | 1980—1984 | 0–0–3 1977 Jönköping SWM bronze: 200 m backstroke; 1981 Split SWM bronze: 100 m backstroke; 1983 Roma SWM bronze: 100 m backstroke | |
| Federico Burdisso | SWM | Olympics / YOG | 2018—2020 | 0–1–2 2018 Glasgow SWM bronze: 200 m butterfly; 2020/2021 Budapest SWM silver: 200 m butterfly, bronze: 4×100 m medley relay | |
| Vladimir Bure | SWM | Olympics | 1968—1976 | 2–4–2 1966 Utrecht SWM gold: 4×200 m freestyle relay (swam in heats only); 1970 Barcelona SWM gold: 4×100 m freestyle relay, silver: 4×200 m freestyle relay; 1974 Wien SWM silver: 100 m freestyle and 4×100 m freestyle relay, bronze: 4×100 m medley relay; 1977 Jönköping SWM silver: 100 m freestyle, bronze: 4×100 m freestyle relay | |
| Giovanna Burlando | SWA | Olympics | 1992—2000 | 0–1–9 1991 Athina SWA bronze: team; 1993 Sheffield SWA bronze: team; 1995 Wien SWA bronze: duet and team; 1997 Sevilla SWA bronze: solo and team; 1999 İstanbul SWA bronze: solo, duet, and team; 2000 Helsinki SWA silver: team | |
| Jack Burnell | OWS | Olympics | 2016 | 0–1–0 2016 Hoorn SWM silver: 10 km | |
| Simon Burnett | SWM | Olympics | 2004—2012 | 0–1–1 2006 Budapest SWM silver: 4×200 m freestyle relay, bronze: 4×100 m medley relay | |
| Kim Busch | SWM | Olympics / YOG | 2014—2024 | 0–3–0 2018 Glasgow SWM silver: 4×100 m freestyle relay; 2020/2021 Budapest SWM silver: 4×100 m freestyle relay (swam in heats only) and 4×100 m freestyle mixed relay (swam in heats only) | |
| Antje Buschschulte | SWM | Olympics | 1996—2008 | 6–3–4 1997 Sevilla SWM gold: 100 m backstroke, 4×100 m freestyle relay, 4×200 m freestyle relay, and 4×100 m medley relay, silver: 200 m backstroke, bronze: 100 m freestyle; 1999 İstanbul SWM gold: 4×100 m freestyle relay; 2000 Helsinki SWM bronze: 200 m backstroke; 2002 Berlin SWM gold: 4×100 m medley relay, bronze: 100 m backstroke; 2006 Budapest SWM silver: 100 m backstroke and 4×100 m medley relay, bronze: 50 m backstroke | |
| Nicolae Butacu | SWM | Olympics | 1996 | 0–1–0 1995 Wien SWM silver: 200 m backstroke | |
| Cobie Buter | SWM | Olympics | 1968 | 0–0–1 1970 Barcelona SWM bronze: 100 m backstroke | |
| Kimberly Buys | SWM | Olympics | 2012—2016 | 0–0–1 2018 Glasgow SWM bronze: 50 m butterfly | |
| Derya Büyükuncu | SWM | Olympics / Opening Flagbearer | 1992—2012 | 0–0–1 2000 Helsinki SWM bronze: 100 m backstroke | |
| Nataliya Bystrova | SWM | Olympics | 1964 | 0–1–0 1970 Barcelona SWM silver: 4×100 m medley relay (swam in heats only) | |
| Melissa Caballero | SWM | Olympics | 2004 | 1–1–0 2002 Berlin SWM silver: 4×200 m freestyle relay; 2004 Madrid SWM gold: 4×200 m freestyle relay | |
| Alba Cabello | SWA | Olympics | 2008—2012 | 4–4–2 2006 Budapest SWA silver: team Free and team Free Routine Combination; 2008 Eindhoven SWA gold: team Free and team Free Routine Combination; 2010 Budapest SWA silver: team Free and team Free Routine Combination; 2012 Eindhoven SWA gold: team Free and team Free Routine Combination; 2014 Berlin SWA bronze: team Free; 2016 London SWA bronze: team Free | |
| Franco Cagnotto | DIV | Olympics | 1964—1980 | 1–2–2 1966 Utrecht DIV bronze: 3 m springboard; 1970 Barcelona DIV gold: 3 m springboard, bronze: platform; 1974 Wien DIV silver: 3 m springboard; 1977 Jönköping DIV silver: 3 m springboard | |
| Tania Cagnotto | DIV | Olympics | 2000—2016 | 10–4–3 2002 Berlin DIV silver: platform, bronze: synchronized springboard; 2004 Madrid DIV gold: platform, bronze: 1 m springboard; 2008 Eindhoven DIV gold: platform, bronze: synchronized platform; 2010 Budapest DIV gold: 1 m springboard and synchronized springboard; 2012 Eindhoven DIV gold: synchronized springboard, silver: 1 m springboard; 2014 Berlin DIV gold: 1 m springboard and synchronized springboard, silver: 3 m springboard; 2016 London DIV gold: 1 m springboard, 3 m springboard, and synchronized springboard, silver: mixed synchronized springboard | |
| Beatrice Callegari | SWA | Olympics | 2016—2020 | 0–2–6 2012 Eindhoven SWA bronze: team Free Routine Combination; 2014 Berlin SWA bronze: team Free Routine Combination; 2016 London SWA silver: team Free, bronze: team Technical and team Free Routine Combination; 2018 Glasgow SWA silver: team Free Routine Combination, bronze: team Free and team Technical | |
| Novella Calligaris | SWM | Olympics | 1968—1972 | 0–1–2 1970 Barcelona SWM bronze: 800 m freestyle; 1974 Wien SWM silver: 800 m freestyle, bronze: 400 m freestyle | |
| Alessandro Calvi | SWM | Olympics | 2004—2008 | 2–1–0 2004 Madrid SWM gold: 4×100 m freestyle relay (swam in heats only); 2006 Budapest SWM gold: 4×100 m freestyle relay; 2008 Eindhoven SWM silver: 4×100 m freestyle relay | |
| Dick Campion | SWM | Olympics | 1960 | 0–0–1 1962 Leipzig SWM bronze: 1500 m freestyle | |
| Alessandra Cappa | SWM | Olympics | 2004 | 0–0–1 2004 Madrid SWM bronze: 50 m backstroke | |
| Federico Cappellazzo | SWM | Olympics | 2004 | 3–0–0 2000 Helsinki SWM gold: 4×200 m freestyle relay (swam in heats only); 2002 Berlin SWM gold: 4×200 m freestyle relay; 2004 Madrid SWM gold: 4×200 m freestyle relay (swam in heats only) | |
| Anne Capron | SWA | Olympics | 1988—1992 | 4–2–1 1985 Sofia SWA gold: team; 1987 Strasbourg SWA gold: duet (competed in preliminary round only) and team; 1989 Bonn SWA gold: team; 1991 Athina SWA silver: duet and team, bronze: solo | |
| Ona Carbonell | SWA | Olympics | 2012—2020 | 3–6–3 2008 Eindhoven SWA gold: team Free; 2010 Budapest SWA silver: duet, team Free, and team Free Routine Combination; 2012 Eindhoven SWA gold: team Free and team Free Routine Combination, silver: duet; 2014 Berlin SWA silver: solo and team Free Routine Combination, bronze: duet and team Free; 2020/2021 Budapest SWA bronze: team Technical | |
| Diletta Carli | SWM | Olympics | 2012—2016 | 1–0–0 2012 Debrecen SWM gold: 4×200 m freestyle relay | |
| Marco di Carli | SWM | Olympics | 2004—2012 | 0–1–0 2012 Debrecen SWM silver: 4×100 m medley relay | |
| Jazz Carlin | SWM | Olympics | 2016 | 2–2–1 2010 Budapest SWM bronze: 4×200 m freestyle relay; 2014 Berlin SWM gold: 400 m freestyle and 800 m freestyle; 2016 London SWM silver: 400 m freestyle and 800 m freestyle | |
| Daniel Carlsson | SWM | Olympics | 2000 | 0–0–1 1999 İstanbul SWM bronze: 4×100 m medley relay | |
| Cathrin Carlzon | SWM | Olympics | 2004 | 0–1–1 2002 Berlin SWM silver: 4×100 m freestyle relay (swam in heats only); 2004 Madrid SWM bronze: 4×100 m freestyle relay | |
| Anja Čarman | SWM | Olympics | 2004—2012 | 0–2–0 2004 Madrid SWM silver: 800 m freestyle and 200 m backstroke | |
| Manuela Carnini | SWA | Olympics | 1996 | 0–0–4 1991 Athina SWA bronze: team; 1993 Sheffield SWA bronze: team; 1995 Wien SWA bronze: duet and team | |
| Fernande Caroen | SWM | Olympics | 1948 | 0–0–2 1938 SWM London bronze: 400 m freestyle; 1947 Monte Carlo SWM bronze: 400 m freestyle | |
| Kiki Caron | SWM | Olympics / Opening Flagbearer | 1964—1968 | 1–0–0 1966 Utrecht SWM gold: 100 m backstroke | |
| Stéphan Caron | SWM | Olympics | 1984—1992 | 1–3–0 1985 Sofia SWM gold: 100 m freestyle; 1987 Strasbourg SWM silver: 100 m freestyle; 1989 Bonn SWM silver: 4×100 m freestyle relay and 4×100 m medley relay | |
| Manuela Carosi | SWM | Olympics | 1980—1988 | 0–1–0 1989 Bonn SWM silver: 4×100 m medley relay | |
| Alice Carpanese | SWM | Olympics | 2008 | 0–0–1 2008 Eindhoven SWM bronze: 4×200 m freestyle relay | |
| Brunella Carrafelli | SWA | Olympics | 1996 | 0–0–2 1995 Wien SWA bronze: team (competed in technical prelim only); 1997 Sevilla SWA bronze: team | |
| Martina Carraro | SWM | Olympics / YOG | 2010—2020 | 0–2–2 2016 London SWM silver: 4×100 m medley relay and 4×100 m medley mixed relay; 2020/2021 Budapest SWM bronze: 100 m breaststroke and 4×100 m medley relay (swam in heats only) | |
| David Carry | SWM | Olympics | 2004—2012 | 0–1–0 2006 Budapest SWM silver: 4×200 m freestyle relay | |
| Fritze Carstensen | SWM | Olympics | 1948 | 2–0–0 1947 Monte Carlo SWM gold: 100 m freestyle and 4×100 m freestyle relay | |
| Jim Carter | SWM | Olympics | 1972—1980 | 0–1–1 1974 Wien SWM silver: 1500 m freestyle; 1977 Jönköping SWM bronze: 4×100 m medley relay | |
| Chiara Cassin | SWA | Olympics | 2000 | 0–1–2 1997 Sevilla SWA bronze: team; 1999 İstanbul SWA bronze: team; 2000 Helsinki SWA silver: team | |
| Nicola Cassio | SWM | Olympics | 2008 | 2–0–0 2006 Budapest SWM gold: 4×200 m freestyle relay; 2008 Eindhoven SWM gold: 4×200 m freestyle relay | |
| Alexianne Castel | SWM | Olympics | 2008—2012 | 1–0–0 2012 Debrecen SWM gold: 200 m backstroke | |
| Arianna Castiglioni | SWM | Olympics | 2016—2020 | 0–2–5 2014 Berlin SWM bronze: 100 m breaststroke; 2016 London SWM silver: 4×100 m medley relay (swam in heats only); 2018 Glasgow SWM bronze: 50 m breaststroke, 100 m breaststroke, and 4×100 m medley mixed relay (swam in heats only); 2020/2021 Budapest SWM silver: 100 m breaststroke, bronze: 4×100 m medley relay | |
| Patricia Castro | SWM | Olympics | 2012—2016 | 0–1–0 2016 London SWM silver: 4×200 m freestyle relay | |
| Camilla Cattaneo | SWA | Olympics | 2016 | 0–1–5 2012 Eindhoven SWA bronze: team Free and team Free Routine Combination; 2014 Berlin SWA bronze: team Free Routine Combination; 2016 London SWA silver: team Free, bronze: team Technical and team Free Routine Combination | |
| René Cavalero | SWM | Olympics | 1936 | 0–1–0 1938 London SWM silver: 4×200 m freestyle relay | |
| Paola Cavallino | SWM | Olympics | 2004—2008 | 0–1–0 2004 Madrid SWM silver: 200 m butterfly | |
| Milorad Čavić | SWM | Olympics | 2000—2012 | 2–0–0 2008 Eindhoven SWM gold: 50 m butterfly (competed for Serbia); 2012 Debrecen SWM gold: 100 m butterfly (competed for Serbia) | |
| Andrea Ceccarini | SWM | Olympics | 1980—1988 | 0–0–1 1985 Sofia SWM bronze: 4×100 m medley relay | |
| Thomas Ceccon | SWM | Olympics / YOG | 2018—2024 | 0–0–3 2020/2021 Budapest SWM bronze: 4×100 m freestyle relay, 4×100 m medley relay, and 4×100 m freestyle mixed relay | |
| Maurizia Cecconi | SWA | Olympics | 1996—2000 | 0–1–4 1993 Sheffield SWA bronze: team; 1995 Wien SWA bronze: team; 1999 İstanbul SWA bronze: duet and team; 2000 Helsinki SWA silver: team | |
| Paola Celli | SWA | Olympics | 1992—1996 | 0–0–3 1991 Athina SWA bronze: team; 1993 Sheffield SWA bronze: team; 1995 Wien SWA bronze: team | |
| Simone Cercato | SWM | Olympics | 2000—2004 | 2–0–1 2000 Helsinki SWM gold: 4×200 m freestyle relay; 2002 Berlin SWM bronze: 4×100 m freestyle relay; 2004 Madrid SWM gold: 4×100 m freestyle relay (swam in heats only) | |
| Tone Cerer | SWM | Olympics | 1936—1948 | 0–0–2 1938 London SWM bronze: 200 m breaststroke; 1947 Monte Carlo SWM bronze: 200 m breaststroke | |
| Hana Černá | SWM | Olympics | 1992—2000 | 0–0–3 1993 Sheffield SWM bronze: 400 m medley (competed for the Czech Republic); 1997 Sevilla SWM bronze: 400 m medley (competed for the Czech Republic); 1999 İstanbul SWM bronze: 400 m medley (competed for the Czech Republic) | |
| Linda Cerruti | SWA | Olympics | 2016—2024 | 0–3–12 2012 Eindhoven SWA bronze: team Free Routine Combination; 2014 Berlin SWA bronze: team Free Routine Combination; 2016 London SWA silver: team Free, bronze: solo Technical, solo Free, duet Technical, duet Free, and team Free Routine Combination; 2018 Glasgow SWA silver: solo Free and team Free Routine Combination bronze: solo Technical, duet Free, duet Technical, team Free,and team Technical | |
| Mikhail Chachba | DIV | Olympics | 1952—1956 | 0–2–0 1954 Torino DIV silver: platform; 1958 Budapest DIV silver: platform | |
| Anastasiya Chaun | SWM | Olympics | 2012 | 1–0–0 2010 Budapest SWM gold: 200 m breaststroke | |
| Aleksandr Chayev | SWM | Olympics | 1980 | 1–0–0 1981 Split SWM gold: 4×200 m freestyle relay | |
| Nadezhda Chemezova | SWM | Olympics | 1996—2000 | 0–1–1 1997 Sevilla SWM silver: 200 m freestyle, bronze: 4×100 m freestyle relay | |
| Mariya Chernyayeva | SWA | Olympics | 1988 | 0–3–0 1987 Strasbourg SWA silver: team; 1989 Bonn SWA silver: duet and team | |
| Dmitry Chernyshov | SWM | Olympics | 2000 | 2–2–1 1999 İstanbul SWM silver: 4×100 m freestyle relay, bronze: 4×200 m freestyle relay; 2000 Helsinki SWM gold: 4×100 m freestyle relay and 4×100 m medley relay; 2004 Madrid SWM silver: 4×200 m freestyle relay (swam in heats only) | |
| Ihor Chervynskyi | OWS/SWM | Olympics | 2000—2012 | 1–1–1 2000 Helsinki SWM gold: 1500 m freestyle; 2002 Berlin SWM bronze: 1500 m freestyle; 2004 Madrid SWM silver: 1500 m freestyle | |
| Vlada Chigiryova | SWA | Olympics | 2016—2020 | 4–0–0 2014 Berlin SWA gold: team Free; 2016 London SWA gold: team Technical and team Free Routine Combination; 2020/2021 Budapest SWA gold: team Technical | |
| Edna Child | DIV | Olympics | 1948 | 0–0–1 1938 London DIV bronze: 3 m springboard | |
| Svetlana Chimrova | SWM | Olympics | 2016—2020 | 1–4–2 2014 Berlin SWM bronze: 4×100 m medley mixed relay (swam in heats only); 2018 Glasgow SWM gold: 4×100 m medley relay, silver: 100 m butterfly, 200 m butterfly, and 4×100 m medley mixed relay; 2020/2021 Budapest SWM silver: 4×100 m medley relay, bronze: 200 m butterfly | |
| Cristina Chiuso | SWM | Olympics | 1992—2008 | 0–2–0 2000 Helsinki SWM silver: 4×100 m freestyle relay; 2008 Eindhoven SWM silver: 4×100 m freestyle relay | |
| Petra Chocová | SWM | Olympics | 2012 | 1–0–0 2012 Debrecen SWM gold: 50 m breaststroke | |
| Giorgi Chogovadze | DIV | Olympics | 1988—1992 | 2–0–0 1987 Strasbourg DIV gold: platform (competed for the Soviet Union); 1989 Bonn DIV gold: platform (competed for the Soviet Union) | |
| Laëtitia Choux | SWM | Olympics | 1996—2000 | 0–0–1 2000 Helsinki SWM bronze: 4×200 m freestyle relay | |
| Glen Christiansen | SWM | Olympics | 1980 | 0–1–0 1981 Split SWM silver: 4×100 m medley relay | |
| Henrik Christiansen | OWS/SWM | Olympics / YOG | 2014—2024 | 0–2–0 2016 London SWM silver: 400 m freestyle; 2018 Glasgow SWM silver: 400 m freestyle | |
| Thomas Christiansen | DIV | Olympics | 1948—1952 | 1–0–1 1947 Monte Carlo DIV gold: platform; 1950 Wien DIV bronze: platform | |
| Maria Christodoulou | SWA | Olympics | 2004 | 0–0–1 2004 Madrid SWA bronze: team Free Routine Combination | |
| Birte Christoffersen-Hanson | DIV | Olympics | 1948—1960 | 0–2–3 1950 Wien DIV bronze: 3 m springboard and platform (competed as Birte Christoffersen for Denmark); 1954 Torino DIV silver: 3 m springboard and platform (competed as Birte Hanson for Sweden); 1958 Budapest DIV bronze: platform (competed as Birte Hanson for Sweden) | |
| Robert Christophe | SWM | Olympics | 1956—1964 | 2–1–0 1958 Budapest SWM gold: 100 m backstroke; 1962 Leipzig SWM gold: 4×100 m freestyle relay, silver: 4×200 m freestyle relay | |
| Apostolos Christou | SWM | Olympics / YOG / Opening Flagbearer | 2014—2024 | 0–0–3 2016 London SWM bronze: 100 m backstroke; 2018 Glasgow SWM bronze: 100 m backstroke; 2020/2021 Budapest SWM bronze: 100 m backstroke | |
| Valentina Chumicheva | DIV | Olympics | 1952—1956 | 1–0–0 1954 Torino DIV gold: 3 m springboard | |
| Anton Chupkov | SWM | Olympics / YOG | 2014—2020 | 2–2–1 2018 Glasgow SWM gold: 200 m breaststroke, silver: 4×100 m medley relay, bronze: 100 m breaststroke; 2020/2021 Budapest SWM gold: 200 m breaststroke, silver: 4×100 m medley relay (swam in heats only) | |
| Monica Cirulli | SWA | Olympics | 2004 | 0–1–2 2002 Berlin SWA bronze: team; 2004 Madrid SWA silver: team Free Routine Combination, bronze: team Free | |
| Stan Clarke | SWM | Olympics | 1960 | 0–1–0 1962 Leipzig SWM silver: 4×100 m freestyle relay | |
| Andrew Clayton | SWM | Olympics | 1996—2000 | 1–0–0 1997 Sevilla SWM gold: 4×200 m freestyle relay | |
| Valerio Cleri | OWS | Olympics | 2008—2012 | 2–1–0 2008 Dubrovnik SWM gold: 25 km; 2010 Budapest SWM gold: 25 km, silver: 10 km | |
| Beatrice Coadă-Cășlaru | SWM | Olympics | 1992—2004 | 3–8–4 1991 Athina SWM silver: 400 m freestyle, 200 m breaststroke, 200 m medley, and 400 m medley (competed as Beatrice Coadă); 1999 İstanbul SWM silver: 200 m breaststroke, 200 m medley, and 400 m medley, bronze: 4×200 m freestyle relay (competed as Beatrice Cășlaru); 2000 Helsinki SWM gold: 200 m breaststroke, 200 m medley, and 4×200 m freestyle relay, silver: 400 m medley, bronze: 4×100 m medley relay (competed as Beatrice Cășlaru); 2004 Madrid SWM bronze: 200 m medley and 4×200 m freestyle relay (competed as Beatrice Cășlaru) | |
| Neil Cochran | SWM | Olympics | 1984—1988 | 0–1–0 1987 Strasbourg SWM silver: 4×100 m medley relay | |
| Piero Codia | SWM | Olympics | 2016 | 2–1–1 2012 Debrecen SWM gold: 4×100 m medley relay (swam in heats only); 2016 London SWM silver: 4×100 m medley mixed relay; 2018 Glasgow SWM gold: 100 m butterfly; 2020/2021 Budapest SWM bronze: 4×100 m medley relay (swam in heats only) | |
| Michelle Coleman | SWM | Olympics | 2012—2024 | 1–3–1 2012 Debrecen SWM silver: 4×100 m freestyle relay; 2014 Berlin SWM gold: 4×100 m freestyle relay, silver: 4×200 m freestyle relay and 4×100 m medley relay, bronze: 100 m freestyle | |
| Dimitri Colupaev | SWM | Olympics | 2012 | 1–1–0 2012 Debrecen SWM gold: 4×200 m freestyle relay, silver: 4×100 m medley relay (swam in heats only) | |
| Dragoș Coman | SWM | Olympics | 2000—2008 | 0–2–6 1999 İstanbul SWM silver: 1500 m freestyle, bronze: 400 m freestyle; 2000 Helsinki SWM silver: 400 m freestyle, bronze: 1500 m freestyle; 2002 Berlin SWM bronze: 400 m freestyle; 2004 Madrid SWM bronze: 400 m freestyle and 1500 m freestyle; 2008 Eindhoven SWM bronze: 800 m freestyle | |
| Antonio Conelli | SWM | Olympics | 1928 | 0–0–1 1931 Paris SWM bronze: 4×200 m freestyle relay | |
| Lars Conrad | SWM | Olympics | 2000—2004 | 2–3–3 1997 Sevilla SWM bronze: 4×200 m freestyle relay; 1999 İstanbul SWM gold: 4×200 m freestyle relay, bronze: 4×100 m freestyle relay; 2000 Helsinki SWM silver: 4×100 m freestyle relay and 4×200 m freestyle relay (swam in heats only); 2002 Berlin SWM gold: 4×100 m freestyle relay, silver: 4×200 m freestyle relay, bronze: 4×100 m medley relay (swam in heats only) | |
| Chris Cook | SWM | Olympics | 2004—2008 | 0–0–1 2006 Budapest SWM bronze: 4×100 m medley relay (swam in heats only) | |
| Rebecca Cooke | SWM | Olympics | 2000—2004 | 0–0–1 2006 Budapest SWM bronze: 800 m freestyle | |
| Joyce Cooper | SWM | Olympics | 1928—1932 | 1–4–1 1927 Bologna SWM gold: 4×100 m freestyle relay, silver: 100 m freestyle; 1931 Paris SWM silver: 400 m freestyle, 100 m backstroke, and 4×100 m freestyle relay, bronze: 100 m freestyle | |
| Todd Cooper | SWM | Olympics | 2004—2008 | 0–0–1 2006 Budapest SWM bronze: 4×100 m medley relay | |
| Raquel Corral | SWA | Olympics | 2004—2008 | 3–4–0 2002 Berlin SWA silver: team; 2004 Madrid SWA gold: team Free Routine Combination, silver: team Free; 2006 Budapest SWA silver: team Free and team Free Routine Combination; 2008 Eindhoven SWA gold: team Free and team Free Routine Combination | |
| Melani Costa | SWM | Olympics | 2008—2016 | 0–1–0 2016 London SWM silver: 4×200 m freestyle relay | |
| Tamara Costache | SWM | Olympics | 1988 | 1–0–1 1987 Strasbourg SWM gold: 50 m freestyle, bronze: 100 m freestyle | |
| Paolo Costoli | SWM | Olympics | 1928—1932 | 0–2–4 1931 Paris SWM bronze: 400 m freestyle, 1500 m freestyle, and 4×200 m freestyle relay; 1934 Magdeburg SWM silver: 400 m freestyle and 1500 m freestyle, bronze: 4×200 m freestyle relay | |
| Anne Cotterill | SWM | Olympics | 1964 | 0–0–2 1962 Leipzig SWM bronze: 4×100 m medley relay; 1962 Utrecht SWM bronze: 4×100 m medley relay | |
| Tonia Couch | DIV | Olympics | 2008—2016 | 1–1–0 2012 Eindhoven DIV gold: synchronized platform; 2016 London DIV silver: platform | |
| Céline Couderc | SWM | Olympics | 2004—2008 | 1–1–3 2004 Madrid SWM gold: 4×100 m freestyle relay, silver: 4×200 m freestyle relay; 2006 Budapest SWM bronze: 4×100 m freestyle relay, 4×200 m freestyle relay (swam in heats only), and 4×100 m medley relay | |
| Luciano Cozzi | DIV | Olympics | 1928 | 0–0–1 1927 Bologna DIV bronze: 3 m springboard | |
| Margalida Crespí | SWA | Olympics | 2012 | 2–3–1 2010 Budapest SWA silver: team Free and team Free Routine Combination; 2012 Eindhoven SWA gold: team Free and team Free Routine Combination; 2014 Berlin SWA silver: team Free Routine Combination, bronze: team Free | |
| Renée Cretté-Flavier | DIV | Olympics | 1928 | 0–0–1 1931 Paris DIV bronze: platform | |
| Louis Croenen | SWM | Olympics | 2012—2020 | 0–1–2 2014 Berlin SWM bronze: 4×200 m freestyle relay; 2016 London SWM silver: 4×200 m freestyle relay, bronze: 4×100 m freestyle relay (swam in heats only) | |
| Julia Cruz | DIV | Olympics | 1992—1996 | 0–0–1 1997 Sevilla DIV bronze: synchronized springboard | |
| Judit Csabai | SWM | Olympics | 1988 | 0–0–1 1987 Strasbourg SWM bronze: 800 m freestyle | |
| László Cseh, Jr. | SWM | Olympics / Opening Flagbearer | 2004—2020 | 14–4–5 2004 Madrid SWM gold: 100 m backstroke and 400 m medley, bronze: 4×100 m medley relay; 2006 Budapest SWM gold: 200 m medley and 400 m medley, silver: 200 m backstroke; 2008 Eindhoven SWM gold: 200 m medley and 400 m medley; 2010 Budapest SWM gold: 200 m medley and 400 m medley; 2012 Debrecen SWM gold: 200 m butterfly, 200 m medley, and 400 m medley, silver: 100 m butterfly, bronze: 4×200 m freestyle relay and 4×100 m medley relay; 2014 Berlin SWM gold: 200 m medley, silver: 100 m butterfly, bronze: 4×100 m medley relay; 2016 London SWM gold: 100 m butterfly and 200 m butterfly, silver: 50 m butterfly, bronze: 4×100 m medley relay | |
| Ferenc Csík | SWM | Olympics | 1936 | 2–0–0 1934 Magdeburg SWM gold: 100 m freestyle and 4×200 m freestyle relay | |
| József Csikány | SWM | Olympics | 1960—1964 | 0–0–2 1962 Leipzig SWM bronze: 200 m backstroke; 1966 Utrecht SWM bronze: 4×100 m medley relay | |
| György Csordás | SWM | Olympics | 1948—1956 | 2–0–0 1954 Torino SWM gold: 400 m freestyle and 1500 m freestyle | |
| Colin Cunningham | SWM | Olympics | 1972 | 0–1–0 1974 Wien SWM silver: 4×100 m medley relay | |
| Jean-Pascal Curtillet | SWM | Olympics | 1960—1964 | 1–1–0 1962 Leipzig SWM gold: 4×100 m freestyle relay, silver: 4×200 m freestyle relay | |
| Attila Czene | SWM | Olympics | 1992—2000 | 0–3–0 1993 Sheffield SWM silver: 200 m medley; 1995 Wien SWM silver: 200 m medley and 4×100 m medley relay | |
| Konrad Czerniak | SWM | Olympics | 2012—2020 | 1–2–2 2010 Budapest SWM bronze: 100 m butterfly; 2014 Berlin SWM gold: 100 m butterfly, silver: 50 m freestyle; 2016 London SWM silver: 100 m butterfly; 2018 Glasgow SWM bronze: 4×100 m freestyle relay | |
| Agnieszka Czopek | SWM | Olympics | 1980 | 0–0–2 1981 Split SWM bronze: 200 m butterfly and 400 m medley | |
| Andrea D'Arrigo | SWM | Olympics | 2016 | 0–1–1 2014 Berlin SWM silver: 400 m freestyle; 2016 London SWM bronze: 4×200 m freestyle relay | |
| Duane Da Rocha | SWM | Olympics | 2012—2016 | 1–0–2 2010 Budapest SWM bronze: 200 m backstroke; 2012 Debrecen SWM bronze: 200 m backstroke; 2014 Berlin SWM gold: 200 m backstroke | |
| Étienne Dagon | SWM | Olympics | 1984—1988 | 0–0–1 1985 Sofia SWM bronze: 200 m breaststroke | |
| Britta Dahm | SWM | Olympics | 1988 | 0–0–1 1987 Strasbourg SWM bronze: 4×100 m medley relay | |
| Heike Dähne | SWM | Olympics | 1980 | 0–1–0 1981 Split SWM silver: 200 m butterfly | |
| Irene Dalby | SWM | Olympics | 1988—1996 | 2–1–4 1989 Bonn SWM bronze: 800 m freestyle; 1991 Athina SWM gold: 400 m freestyle and 800 m freestyle; 1993 Sheffield SWM silver: 800 m freestyle, bronze: 400 m freestyle; 1995 Wien SWM bronze: 400 m freestyle and 800 m freestyle | |
| Euan Dale | SWM | Olympics | 2008 | 0–1–0 2006 Budapest SWM silver: 4×200 m freestyle relay (swam in heats only) | |
| Tom Daley | DIV | Olympics / YOG / Opening Flagbearer | 2008—2024 | 5–3–0 2008 Eindhoven DIV gold: platform; 2012 Eindhoven DIV gold: platform; 2014 Berlin DIV silver: platform; 2016 London DIV gold: platform and mixed synchronized springboard, silver: synchronized platform; 2020/2021 Budapest DIV DIV gold: synchronized platform, silver: platform | |
| Manuela Dalla Valle | SWM | Olympics | 1984—1996 | 0–3–1 1987 Strasbourg SWM silver: 100 m breaststroke and 4×100 m medley relay; 1989 Bonn SWM silver: 4×100 m medley relay, bronze: 100 m breaststroke | |
| Francesca Dallapè | DIV | Olympics | 2008—2016 | 4–0–0 2010 Budapest DIV gold: synchronized springboard; 2012 Eindhoven DIV gold: synchronized springboard; 2014 Berlin DIV gold: synchronized springboard; 2016 London DIV gold: synchronized springboard | |
| Petra Dallmann | SWM | Olympics | 2004—2008 | 5–0–0 2002 Berlin SWM gold: 4×100 m freestyle relay, 4×200 m freestyle relay, and 4×100 m medley relay (swam in heats only); 2006 Budapest SWM gold: 4×100 m freestyle relay and 4×200 m freestyle relay | |
| Julie Danaux | DIV | Olympics | 1996—2000 | 0–1–2 1997 Sevilla DIV silver: synchronized platform; 1999 İstanbul DIV bronze: synchronized springboard and synchronized platform | |
| Eszter Dara | SWM | Olympics | 2008—2012 | 1–0–0 2010 Budapest SWM gold: 4×200 m freestyle relay | |
| Tamás Darnyi | SWM | Olympics | 1988—1992 | 8–0–0 1985 Sofia SWM gold: 200 m medley and 400 m medley; 1987 Strasbourg SWM gold: 200 m medley and 400 m medley; 1989 Bonn SWM gold: 200 m butterfly, 200 m medley, and 400 m medley; 1993 Sheffield SWM gold: 400 m medley | |
| Uwe Daßler | SWM | Olympics | 1988 | 3–1–2 1985 Sofia SWM gold: 400 m freestyle and 1500 m freestyle; 1987 Strasbourg SWM gold: 400 m freestyle, silver: 1500 m freestyle; 1989 Bonn SWM bronze: 4×200 m freestyle relay; 1991 Athina SWM bronze: 4×200 m freestyle relay (competed for Germany) | |
| Gerda Daumerlang | DIV | Olympics | 1936 | 0–1–0 1938 London DIV silver: 3 m springboard | |
| Ross Davenport | SWM | Olympics | 2004—2012 | 0–1–1 2006 Budapest SWM silver: 4×200 m freestyle relay, bronze: 4×100 m medley relay (swam in heats only) | |
| Dave Davies | OWS/SWM | Olympics | 2004—2012 | 0–1–0 2008 Eindhoven SWM silver: 1500 m freestyle | |
| Georgia Davies | SWM | Olympics | 2012—2016 | 5–2–4 2014 Berlin SWM gold: 4×100 m medley mixed relay (swam in heats only), silver: 50 m backstroke, bronze: 100 m backstroke and 4×100 m medley relay; 2016 London SWM gold: 4×100 m medley relay (swam in heats only) and 4×100 m medley mixed relay (swam in heats only), bronze: 50 m backstroke; 2018 Glasgow SWM gold: 50 m backstroke and 4×100 m medley mixed relay, silver: 100 m backstroke, bronze: 4×100 m medley relay | |
| Sharron Davies | SWM | Olympics | 1976—1992 | 0–0–2 1977 Jönköping SWM bronze: 400 m medley and 4×100 m freestyle relay | |
| Valerie Davies | SWM | Olympics | 1932 | 1–1–0 1927 Bologna SWM gold: 4×100 m freestyle relay; 1931 Paris SWM silver: 4×100 m freestyle relay | |
| Anastasiya Davydova | SWA | Olympics / Closing Flagbearer | 2004—2012 | 6–1–0 2002 Berlin SWA gold: duet and team, silver: solo; 2004 Madrid SWA gold: duet and team Free; 2006 Budapest SWA gold: duet and team Free Routine Combination | |
| Martina De Memme | SWM | Olympics | 2016 | 1–0–0 2012 Debrecen SWM gold: 4×200 m freestyle relay (swam in heats only) | |
| Marco De Tullio | SWM | Olympics / YOG | 2018—2024 | 0–0–1 2020/2021 Budapest SWM bronze: 4×200 m freestyle relay | |
| Fred Deburghgraeve | SWM | Olympics | 1992—1996 | 1–0–1 1995 Wien SWM gold: 100 m breaststroke, bronze: 200 m breaststroke | |
| Virginie Dedieu | SWA | Olympics | 1996—2004 | 2–8–3 1997 Sevilla SWA silver: solo, duet, and team; 1999 İstanbul SWA silver: solo, duet, and team; 2000 Helsinki SWA silver: solo and duet, bronze: team; 2002 Berlin SWA gold: solo, bronze: duet; 2004 Madrid SWA gold: solo, bronze: duet | |
| Steffen Deibler | SWM | Olympics | 2008—2016 | 0–1–0 2012 Debrecen SWM silver: 4×100 m medley relay | |
| Francesca Deidda | SWA | Olympics | 2016—2020 | 0–2–6 2012 Eindhoven SWA bronze: team Free Routine Combination; 2014 Berlin SWA bronze: team Free Routine Combination; 2016 London SWA silver: team Free, bronze: team Technical and team Free Routine Combination; 2018 Glasgow SWA silver: team Free Routine Combination, bronze: team Free and team Technical | |
| Inge Dekker | SWM | Olympics | 2004—2016 | 2–6–3 2004 Madrid SWM silver: 4×100 m freestyle relay, bronze: 4×100 m medley relay (swam in heats only); 2006 Budapest SWM gold: 100 m butterfly, silver: 4×100 m freestyle relay; 2008 Eindhoven SWM gold: 4×100 m freestyle relay, silver: 50 m butterfly and 100 m butterfly, bronze: 100 m freestyle and 4×100 m medley relay; 2014 Berlin SWM silver: 4×100 m freestyle relay and 4×100 m medley mixed relay | |
| Dieter Dekoninck | SWM | Olympics | 2012—2016 | 0–1–1 2016 London SWM silver: 4×200 m freestyle relay, bronze: 4×100 m freestyle relay | |
| Frédéric Delcourt | SWM | Olympics | 1980—1984 | 0–0–1 1981 Split SWM bronze: 200 m backstroke | |
| Francesco Dell'Uomo | DIV | Olympics | 2004—2012 | 0–0–2 2006 Budapest DIV bronze: synchronized platform; 2008 Eindhoven DIV bronze: platform | |
| Willy den Ouden | SWM | Olympics | 1932—1936 | 3–3–0 1931 Paris SWM gold: 4×100 m freestyle relay, silver: 100 m freestyle; 1934 Magdeburg SWM gold: 100 m freestyle and 4×100 m freestyle relay, silver: 400 m freestyle; 1938 London SWM silver: 4×100 m freestyle relay | |
| Yelena Dendeberova | SWM | Olympics | 1988—1992 | 0–2–1 1985 Sofia SWM silver: 4×100 m medley relay, bronze: 400 m freestyle (competed for the Soviet Union); 1987 Strasbourg SWM silver: 400 m medley (competed for the Soviet Union) | |
| Fritz Dennerlein | SWM/WPO | Olympics / Coach | 1956—1988 | 0–1–1 1958 Budapest SWM silver: 4×200 m freestyle relay, bronze: 4×100 m medley relay | |
| Leonardo Deplano | SWM | Olympics | 2024 | 0–1–0 2022 Rome SWM silver: 50 m freestyle | |
| Jérémy Desplanches | SWM | Olympics | 2016—2024 | 1–1–0 2018 Glasgow SWM gold: 200 m medley; 2020/2021 Budapest SWM silver: 200 m medley | |
| Gabriele Detti | SWM | Olympics | 2012—2020 | 1–2–4 2014 Berlin SWM bronze: 800 m freestyle and 1500 m freestyle; 2016 London SWM gold: 400 m freestyle, silver: 800 m freestyle and 1500 m freestyle, bronze: 4×200 m freestyle relay; 2020/2021 Budapest SWM bronze: 800 m freestyle | |
| Tamás Deutsch | SWM | Olympics | 1988—1996 | 0–2–1 1991 Athina SWM bronze: 4×100 m medley relay; 1993 Sheffield SWM silver: 4×100 m medley relay; 1995 Wien SWM silver: 4×100 m medley relay | |
| Tatyana Devyatova | SWM | Olympics | 1964—1968 | 0–1–0 1966 Utrecht SWM silver: 4×100 m medley relay | |
| Alex Di Giorgio | SWM | Olympics | 2012—2016 | 0–1–0 2012 Debrecen SWM silver: 4×200 m freestyle relay (swam in heats only) | |
| Elena Di Liddo | SWM | Olympics / YOG | 2010—2020 | 0–0–4 2018 Glasgow SWM bronze: 100 m butterfly and 4×100 m medley mixed relay; 2020/2021 Budapest SWM bronze: 4×100 m medley relay and 4×100 m medley mixed relay | |
| Silvia Di Pietro | SWM | Olympics | 2016 | 0–2–2 2012 Debrecen SWM silver: 4×100 m medley relay (swam in heats only); 2016 London SWM silver: 4×100 m freestyle relay; 2020/2021 Budapest SWM bronze: 4×100 m medley relay (swam in heats only) and 4×100 m medley mixed relay (swam in heats only) | |
| Mirco Di Tora | SWM | Olympics | 2008—2012 | 1–1–0 2012 Debrecen SWM gold: 4×100 m medley relay, silver: 50 m backstroke | |
| Lorena Diaconescu | SWM | Olympics | 1996—2000 | 1–0–2 1999 İstanbul SWM bronze: 4×200 m freestyle relay; 2000 Helsinki SWM gold: 4×200 m freestyle relay, bronze: 4×100 m medley relay (swam in heats only) | |
| Klaus Dibiasi | DIV | Olympics / Opening Flagbearer | 1964—1976 | 3–2–0 1966 Utrecht DIV gold: platform; 1970 Barcelona DIV silver: 3 m springboard and platform; 1974 Wien DIV gold: 3 m springboard and platform | |
| Katja Dieckow | DIV | Olympics | 2008—2012 | 0–1–2 2008 Eindhoven DIV silver: 3 m springboard, bronze: 1 m springboard and synchronized springboard | |
| Christian Diener | SWM | Olympics / YOG | 2010—2020 | 0–2–1 2012 Debrecen SWM silver: 4×100 m medley relay (swam in heats only); 2014 Berlin SWM silver: 200 m backstroke; 2018 Glasgow SWM bronze: 4×100 m medley relay | |
| Ines Diers | SWM | Olympics | 1980 | 2–1–0 1981 Split SWM gold: 400 m freestyle and 4×100 m freestyle relay, silver: 800 m freestyle | |
| Jürgen Dietze | SWM | Olympics | 1960—1964 | 1–1–0 1962 Leipzig SWM gold: 4×100 m medley relay (competed for East Germany); 1966 Utrecht SWM silver: 4×100 m medley relay (competed for East Germany) | |
| Edith van Dijk | OWS | Olympics | 2008 | 2–2–1 1995 Wien SWM silver: 25 km; 1997 Sevilla SWM bronze: 25 km; 2000 Helsinki SWM silver: 25 km; 2002 Berlin SWM gold: 10 km and 25 km | |
| Gyula Dobay | SWM | Olympics | 1956—1964 | 0–1–2 1958 Budapest SWM silver: 4×100 m medley relay, bronze: 100 m freestyle and 4×200 m freestyle relay | |
| Luminița Dobrescu | SWM | Olympics | 1988—1996 | 0–2–2 1987 Strasbourg SWM silver: 4×200 m freestyle relay, bronze: 200 m freestyle; 1991 Athina SWM bronze: 200 m freestyle; 1993 Sheffield SWM silver: 200 m freestyle | |
| Aleksandr Dobroskok | DIV | Olympics | 2000—2008 | 0–3–1 2000 Helsinki DIV silver: synchronized springboard; 2000 Helsinki DIV bronze: 3 m springboard; 2006 Budapest DIV silver: 1 m springboard and 3 m springboard | |
| Dmitry Dobroskok | DIV | Olympics | 2004—2008 | 1–0–0 2006 Budapest DIV gold: synchronized platform | |
| Amanda Dodd | SWA | Olympics | 1984 | 3–1–1 1981 Split SWA gold: team; 1983 Roma SWA gold: duet and team; 1985 Sofia SWM silver: team, bronze: duet | |
| Maksym Dolhov | DIV | Olympics | 2016 | 1–0–2 2014 Berlin DIV bronze: synchronized platform; 2016 London DIV gold: mixed synchronized platform, bronze: synchronized platform | |
| Yelena Dolzhenko | SWA | Olympics | 1992 | 1–2–0 1987 Strasbourg SWA silver: team (competed for the Soviet Union); 1989 Bonn SWA silver: team (competed for the Soviet Union); 1991 Athina SWA gold: team (competed for the Soviet Union) | |
| Alice Dominici | SWA | Olympics | 2000 | 0–1–1 1999 İstanbul SWA bronze: team; 2000 Helsinki SWA silver: team | |
| Zoltán Dömötör | WPO | Olympics | 1960—1968 | 1–0–0 1954 Torino SWM gold: 4×200 m freestyle relay | |
| Stanislav Donets | SWM | Olympics | 2008 | 2–1–0 2008 Eindhoven SWM gold: 4×100 m medley relay (swam in heats only); 2010 Budapest SWM gold: 200 m backstroke, silver: 4×100 m medley relay | |
| Dieter Dörr | DIV | Olympics | 1976—1984 | 0–0–1 1985 Sofia DIV bronze: 3 m springboard | |
| Jana Dörries | SWM | Olympics | 1992 | 1–0–0 1995 Wien SWM gold: 4×100 m medley relay | |
| Luca Dotto | SWM | Olympics | 2012—2016 | 2–3–3 2014 Berlin SWM gold: 4×100 m freestyle mixed relay, bronze: 4×100 m freestyle relay; 2016 London SWM gold: 100 m freestyle, silver: 4×100 m freestyle relay and 4×100 m freestyle mixed relay, bronze: 4×200 m freestyle relay; 2018 Glasgow SWM silver: 4×100 m freestyle relay and 4×100 m medley mixed relay (swam in heats only) | |
| Freddie Dove | SWM | Olympics | 1936 | 0–1–1 1938 London SWM silver: 100 m freestyle, bronze: 4×200 m freestyle relay | |
| Mikhail Dovgalyuk | SWM | Olympics | 2016—2020 | 0–2–1 2018 Glasgow SWM silver: 4×200 m freestyle relay and 4×200 m freestyle mixed relay, bronze: 200 m freestyle | |
| Duje Draganja | SWM | Olympics | 2000—2008 | 0–3–2 2002 Berlin SWM bronze: 100 m freestyle; 2006 Budapest SWM silver: 50 m butterfly, bronze: 50 m freestyle; 2008 Eindhoven SWM silver: 50 m freestyle and 4×100 m medley relay | |
| Yevgeny Drattsev | OWS | Olympics | 2008—2016 | 0–3–2 2008 Dubrovnik SWM silver: 10 km and 5 km team; 2010 Budapest SWM bronze: 10 km; 2014 Berlin SWM silver: 25 km, bronze: 10 km | |
| Liesbet Dreesen | SWM | Olympics | 2000 | 0–0–1 2000 Helsinki SWM bronze: 4×100 m freestyle relay | |
| Dion Dreesens | SWM | Olympics / YOG | 2010—2016 | 1–0–0 2016 London SWM gold: 4×200 m freestyle relay | |
| Nick Driebergen | SWM | Olympics | 2008—2012 | 0–0–1 2010 Budapest SWM bronze: 4×100 m medley relay | |
| Frank Drost | SWM | Olympics | 1984—1988 | 0–0–2 1985 Sofia SWM bronze: 200 m butterfly and 4×200 m freestyle relay | |
| Monique Drost | SWM | Olympics | 1980 | 0–0–1 1981 Split SWM bronze: 4×100 m freestyle relay | |
| Ioannis Drymonakos | SWM | Olympics | 2000—2012 | 0–1–3 2006 Budapest SWM silver: 200 m butterfly; 2010 Budapest SWM bronze: 200 m butterfly; 2012 Debrecen SWM bronze: 200 m butterfly and 400 m medley | |
| Hugues Duboscq | SWM | Olympics | 2000—2008 | 1–6–3 2002 Berlin SWM silver: 4×100 m medley relay, bronze: 100 m breaststroke; 2004 Madrid SWM silver: 50 m breaststroke, 100 m breaststroke, and 4×100 m medley relay; 2008 Eindhoven SWM silver: 100 m breaststroke, bronze: 200 m breaststroke; 2010 Budapest SWM gold: 4×100 m medley relay, silver: 100 m breaststroke, bronze: 200 m breaststroke | |
| Milena Duchková | DIV | Olympics | 1968—1976 | 1–0–0 1970 Barcelona DIV gold: platform | |
| Fabienne Dufour | SWM | Olympics | 2000 | 0–1–0 2000 Helsinki SWM silver: 4×100 m medley relay | |
| Simon Dufour | SWM | Olympics | 2000—2008 | 0–2–1 2002 Berlin SWM silver: 4×100 m medley relay (swam in heats only); 2004 Madrid SWM silver: 4×100 m medley relay, bronze: 200 m backstroke |