Roland Mark Schoeman OIS is a South African American swimmer and was a member of the South African swimming team at the 2000, 2004, 2008 and 2012 Olympic Games. In May 2022, he officially became a citizen of the United States.
Darian Roy Townsend is a competition swimmer and Olympic gold medalist who competed for South Africa. He became a U.S. citizen during the summer of 2014, and has subsequently represented the United States in international events.
Chad Robb Carvin is an American former competition swimmer and Sydney 2000 Olympic Silver medalist in the 4x200-meter freestyle relay. He was part of a team that set a world record in the 4x200 relay on March 17, 2000 in Athens, Greece.
Simon Andrew Burnett is an English former competition swimmer who represented Great Britain in the Olympics and European championships, and England in the Commonwealth Games.
Jan Margo Henne, also known by her married name Jan Hawkins, is an American former competition swimmer, Olympic champion, and former world record-holder.
Gergő Szabolcs Kis is a Hungarian freestyle swimmer.
Paul Biedermann is a German retired competitive swimmer, a 200 and 400 metre freestyle long course world champion. He holds the long course and short course world records in the 200 meters freestyle, and the long course world record in the 400 meters freestyle.
Timothy Andrew Shaw is an American former Olympic medal-winning swimmer and water polo player. He swam at the 1976 Summer Olympics and played on the American team at the 1984 Summer Olympics. He is one of a handful of athletes to win Olympic medals in two different sports. Between 1974 and 1984, Shaw won two Olympic silver medals; three world championships; seven U.S. Amateur Athletic Union national titles; and three U.S. National Collegiate Athletic Association championships.
Lacey Pearl Nymeyer is an American former competition swimmer, Olympic medalist, and former world record-holder.
Matthew Grevers is an former American competition swimmer who competes in the backstroke and freestyle events, and is a six-time Olympic medalist. He has won a total of thirty-three medals in major international competition, fourteen gold, twelve silver, and seven bronze spanning the Olympics, World Championships, and the Universiade. At the 2008 Summer Olympics, Grevers won gold medals as a member of the U.S. teams in the 4×100-meter freestyle and 4×100-meter medley relays, and a silver medal in the 100-meter backstroke. Four years later, at the 2012 Summer Olympics, he won gold medals in the 100-meter backstroke and the 4×100-meter medley relay, and a silver medal in the 4×100-meter freestyle relay.
Allison Rodgers Schmitt is an American competition swimmer who specializes in freestyle events. She is a four-time Olympian and a ten-time Olympic medalist.
Danila Sergeevich Izotov is a Russian swimmer, a member of the Russian National team since 2008, and a multiple medalist at the Olympic Games and World Championships, as well as a European champion. He is coached by his father, Sergey Alexandrovich Izotov. He is the nephew of soviet swimmer Elvira Vasilkova.
Michael Fred Phelps II is an American former competitive swimmer. He is the most successful and most decorated Olympian of all time with a total of 28 medals. Phelps also holds the all-time records for Olympic gold medals (23), Olympic gold medals in individual events (13), and Olympic medals in individual events (16). At the 2004 Summer Olympics in Athens, Phelps tied the record of eight medals of any color at a single Games, held by gymnast Alexander Dityatin, by winning six gold and two bronze medals. Four years later, when he won eight gold medals at the 2008 Beijing Games, he broke fellow American swimmer Mark Spitz's 1972 record of seven first-place finishes at any single Olympic Games. At the 2012 Summer Olympics in London, Phelps won four gold and two silver medals, and at the 2016 Summer Olympics in Rio de Janeiro, he won five gold medals and one silver. This made him the most successful athlete of the Games for the fourth Olympics in a row.
Christine M. Ahmann-Leighton is an American former competition swimmer, Olympic champion, and former world record-holder.
Alyssa Jean Anderson is an American competition swimmer and Olympic gold medalist who represented the United States as the 2012 Summer Olympics.
Nimrod Shapira is an Israeli two-time Olympic swimmer, having represented Israel at the 2008 Olympics in the 100 meter and 200 meter freestyle, and in the 200 m freestyle for Israel at the 2012 Summer Olympics.
Kevin Cordes is an American competitive swimmer who specializes in breaststroke events. He currently represents the Cali Condors which is part of the International Swimming League. Cordes was a member of the 2016 U.S. Men's Olympic Swimming Team. He won gold in the 4 × 100 m medley relay as a member of the preliminary relay, and took 4th place in the Men's 100m Breaststroke at the 2016 Olympic Games. He is the former American record holder in the 50-meter and 100-meter breaststroke.
Balázs Gercsák is a Hungarian swimmer, who specialized in freestyle events. Gercsak is a former member of the Florida Gators, and a graduate of digital media productions at the University of Florida in Gainesville, Florida. He is also the brother of open water swimmer Csaba Gercsák, who won the bronze medal in the 25 km marathon at the 2011 FINA World Championships in Shanghai, China.
Jan Albert Venter is a South African swimmer, who specialized in freestyle events. Venter won a bronze medal, as a member of the South African team, in the 4 × 200 metre freestyle relay at the 2010 Commonwealth Games in Delhi, India. He also helped his team to claim the title in the same relay distance at the 2011 All-Africa Games in Maputo, Mozambique, posting a meet record time of 7:33.63.
Melissa Jane Corfe is a South African swimmer, who specialised in freestyle and backstroke events. She is a multiple-time South African champion and record holder for her respective events. Corfe represented her nation South Africa at the 2008 Summer Olympics, and has won a total of five medals, including three golds in the women's freestyle, at the 2007 All-Africa Games in Algiers, Algeria. She also set two national records, as a member of the South African swimming team, in the freestyle and medley relays, at the 2008 FINA World Short Course Championships in Manchester, England.
South Africa 
