László Cseh is a retired Hungarian competitive swimmer and six-time Olympic medalist. He is a 33-time European Champion. His father, László Cseh Sr., also represented Hungary at the Olympics in swimming. In 2020 Braden Keith of SwimSwam nominated him as number 1 within top 10 male swimmers who have never won Olympic gold.
Mireia Belmonte García is a Spanish Olympic, world, and European champion swimmer. She is the world record holder in the short course 200 metre butterfly and 400 metre individual medley. Formerly, she held the world record in the short course 400 metre freestyle, 800 metre freestyle, and 1500 metre freestyle. She was the first Spanish woman to win a gold medal in swimming at an Olympic Games and is widely considered to be the greatest Spanish swimmer of all time.
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.
Katinka Hosszú is a Hungarian competitive swimmer specialized in individual medley events. She is a three-time Olympic champion and a nine-time long-course world champion. She is owner of a Budapest based swim school and swim club called Iron Swim Budapest, and co-owner and captain of Team Iron, founding member of the International Swimming League.
Scott Tyler Clary is an American former competition swimmer and Olympic gold medalist. In his Olympic debut at the 2012 Summer Olympics, Clary won gold in the 200-meter backstroke in Olympic record time. In total, he won sixteen medals in major international competitions: three gold, eight silver, and five bronze spanning the Summer Olympics, the FINA World Championships, the Pan Pacific Championships, and the Pan American Games.
Swimming is an individual or team racing sport that requires the use of one's entire body to move through water. The sport takes place in pools or open water. Competitive swimming is one of the most popular Olympic sports, with varied distance events in butterfly, backstroke, breaststroke, freestyle, and individual medley. In addition to these individual events, four swimmers can take part in either a freestyle or medley relay. A medley relay consists of four swimmers who will each swim a different stroke, ordered as backstroke, breaststroke, butterfly and freestyle.
Freestyle is a category of swimming competition, defined by the rules of the Swimming Federation (SF), in which competitors are subject to a lot of limited restrictions on their swimming stroke. Freestyle races are the most common of all swimming competitions, with distances beginning with 50 meters and reaching 1,500 meters, also known as the mile. The term 'freestyle stroke' is sometimes used as a synonym for 'front crawl', as front crawl is the fastest surface swimming stroke. It is now the most common stroke used in freestyle competitions.
Kenneth King-him To was a Hong Kong Australian swimmer who practised individual medley, freestyle, butterfly and breaststroke. He won 6 medals at the 2010 Summer Youth Olympics, was the male overall winner of the 2012 FINA Swimming World Cup and was a World Championships silver medallist. He was the holder of 16 Hong Kong national swimming records.
Chad Guy Bertrand le Clos, OIS is a South African competitive swimmer who is an Olympic, World and Commonwealth Games champion. He is the African record, Commonwealth record, and South African record holder in the short course and long course 200-metre butterfly and the short course 100-metre butterfly. He also holds the African records and South African records in the long course 200-metre freestyle and 100-metre butterfly, and the short course 100-metre freestyle. Formerly, he was a world record holder in the short course 100-metre butterfly and 200-metre butterfly.
Joseph 'Joe' Roebuck is an English swimmer.
Kosuke Hagino is a Japanese former competitive swimmer who specialized in the individual medley and 200 m freestyle. He is a four-time Olympic medalist, most notably winning gold in the 400 m individual medley at the 2016 Summer Olympics.
Aimee Willmott is an English competitive swimmer who has represented Great Britain at the Olympic Games, FINA world championships and European championships, and England in the Commonwealth Games. She was the 2018 Commonwealth Games champion in the 400 metres individual medley.
Daiya Seto is a Japanese professional swimmer who specializes in individual medley, butterfly, breaststroke, and freestyle events. He holds the world record in the short course 400-metre individual medley and formerly held the world record in the short course 200-metre butterfly. He won the gold medal in the 400-metre individual medley at the 2012, 2014, 2016, 2018, 2021, and 2022 world short course championships, as well as at the 2013, 2015, and 2019 world long course championships.
Stephen Thomas Schmuhl is an American competitive swimmer who competes in medley events, and was a member of the 2012 FINA World Swimming Championships team and the 2010 Summer Youth Olympic Games team.
Chase Tyler Kalisz is an American swimmer who specializes in individual medley events. He is an Olympic gold medalist in the 400-meter individual medley at the 2020 Summer Olympics in Tokyo, an Olympic silver medalist at the 2016 Summer Olympics in Rio de Janeiro and a two-time World Aquatics Championships gold medalist.
Louise Maria Hansson is a Swedish competitive swimmer, a member of Helsingborgs SS.
Andrew Hammond Seliskar is a retired American competitive swimmer. He won the gold medal in the 200 meter butterfly at the 2013 FINA World Junior Swimming Championships in Dubai, breaking the Championships record.
Bradlee Logan Taylor Ashby is a New Zealand swimmer who represented his country at the 2016 Summer Olympics in Rio de Janeiro, Brazil. He competed in the men's 200-meter individual medley and 200-meter butterfly.
Thomas William Darnton Dean is a British competitive freestyle swimmer. He is a double Olympic gold medalist, winning gold individually in 200 metre freestyle and as part of a team in 4 × 200 m freestyle relay at the 2020 Summer Olympics.
Tomoru Honda is a Japanese competitive swimmer. He is the world record holder in the short course 200 metre butterfly. He won a silver medal at the 2020 Summer Olympics in the men's 200 metre butterfly event.
Great Britain 
