Ryk Neethling OIS is a South African businessman who rose to prominence as the three-times World Champion and four-times World Record Breaking Olympic swimming champion.
Natalie Anne Coughlin Hall is an American former competition swimmer and twelve-time Olympic medalist. While attending the University of California, Berkeley, she became the first woman ever to swim the 100-meter backstroke in less than one minute. At the 2008 Summer Olympics, she became the first U.S. female athlete in modern Olympic history to win six medals in one Olympiad, and the first woman ever to win a 100-meter backstroke gold in two consecutive Olympics. At the 2012 Summer Olympics, she earned a bronze medal in the 4×100-meter freestyle relay.
Oussama "Ous" Mellouli is a Tunisian swimmer who competes in the freestyle and medley events. He is a three-time Olympic medalist, is an African record holder, and trains with the USC Trojans team based at the University of Southern California, where he studied as a computer science undergraduate and swam collegiately.
Andrew David Jameson is an English sports commentator and former competitive swimmer. Active as an elite swimmer in the mid-to-late 1980s he represented Great Britain in two consecutive Summer Olympics, the FINA World Championships, LEN European Championships, as well as England in the Commonwealth Games. At his peak between 1986 and 1988 he won the gold medal in 100 metre butterfly at the 1986 Commonwealth Games, the 1987 European Aquatics Championships and the 1987 Summer Universiade, as well as the 100 metre freestyle gold at the same Universiade. Winning the bronze medal at the 1986 World Aquatics Championships, Jameson's career in the pool culminated in winning the bronze medal in the 1988 Summer Olympics, his second and final Olympic Games.
Benjamin Marshall Wildman-Tobriner is an American physician and former competition swimmer, Olympic gold medalist, and former world record-holder.
John Philip Davey is an English former competition swimmer.
Nathan Ghar-jun Adrian is an American competitive swimmer and five-time Olympic gold medalist who formerly held the American record in the long course 50-meter freestyle event.
Francesca Jean Halsall is a retired English competitive swimmer who has represented Great Britain at the Olympics, FINA world championships, and European championships, and England at the Commonwealth Games. She competed primarily in freestyle and butterfly events.
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.
James Magnussen is a retired Australian swimmer and Olympic medallist. He was the 2011 and 2013 100-metre freestyle world champion, and holds the record for the fifth fastest swim in history in the 100-metre freestyle, with a time of 47.10, which until 2016 also stood as the fastest swim in textile swimwear material.
Paraguay competed at the 2012 Summer Olympics in London, from 27 July to 12 August 2012. This was the nation's eleventh appearance at the Olympics, except the 1980 Summer Olympics in Moscow because of its partial support to the United States boycott.
Conor James Dwyer is a former American competition swimmer and Olympic gold medalist. He competed in freestyle and medley events, and won a gold medal as a member of the winning U.S. 4×200-meter freestyle relay team at the 2012 Summer Olympics. In total, he has won seventeen medals in major international competitions: nine gold, six silver, and two bronze spanning the Summer Olympics, the FINA World Championships, the Pan Pacific Championships, and the Pan American Games. Dwyer placed second at the 2016 US Olympic Swimming Trials in the 400m freestyle.
Uvis Kalniņš is a former Latvian swimmer, who specialized in sprint freestyle events. He won a bronze medal in the men's 100 m freestyle at the 2011 European Junior Swimming Championships in Belgrade, Serbia, with a time of 50.18 seconds. Kalniņš is also a member of the swimming team for the Missouri State Bears, and an undergraduate student at Missouri State University in Springfield, Missouri.
Maddison Gae Elliott, is an Australian swimmer. At the 2012 Summer Paralympics in London, she became the youngest Australian Paralympic medallist by winning bronze medals in the women's 400 m and 100 m freestyle S8 events. She then became the youngest Australian gold medallist when she was a member of the women's 4 × 100 m freestyle relay 34 points team. At the 2016 Rio Paralympics, she won three gold and two silver medals.
Yauhen Mikalaevich Tsurkin is a Belarusian swimmer, who specialized in sprint freestyle and butterfly events.
Benjamin Proud is an English competitive swimmer, representing Great Britain at the Olympic Games, the FINA World Aquatics Championships and LEN European Aquatics Championships, and England at the Commonwealth Games. Proud specialises in sprint freestyle and butterfly races, specifically the 50-metre distance in both. He is the 2022 World Champion in the 50 metre freestyle, his second long course world title. He is the 2017 world champion in the 50-metre butterfly. He is only the third male swimmer to be simultaneously short-course and long-course World Champion at 50 metre freestyle, after César Cielo and Florent Manaudou. in 2024, at his third attempt he won his first Olympic medal, a silver, in the 50 metre freestyle at the 2024 Summer Olympics in Paris.
Paraguay competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. Since the nation's official debut in 1968, Paraguayan athletes had appeared in every edition of the Summer Olympic Games, but did not attend the 1980 Summer Olympics in Moscow because of the nation's partial support for the US-led boycott.
Duncan William MacNaughton Scott is a Scottish swimmer representing Great Britain at the FINA World Aquatics Championships, LEN European Aquatics Championships, European Games and the Olympic Games, and Scotland at the Commonwealth Games. Scott made history after winning four medals - more than any other British athlete at a single Olympic Games - in Tokyo 2020, simultaneously becoming Great Britain's most decorated swimmer in Olympic history. With an additional gold and silver medal in Paris 2024 bringing his total to eight, Scott became Scotland's most-decorated Olympian, and is currently tied with Bradley Wiggins as the second most-decorated Olympian in British history. Scott is the only athlete in the top three to still be actively competing, and the only member of the top four who is not a track cyclist.
Yuri Kisil is a Canadian competitive swimmer who is a freestyle sprinter. A three-time medallist at the World Aquatics Championships, Kisil has represented Canada at the 2016 and 2020 Summer Olympics.
Kayla Noelle Sanchez is a Filipino-Canadian swimmer who represents the Philippines internationally since 2023. She has represented Canada through 2022, at the Olympic and World championship level, and is a two-time Olympic medalist.
