Kristin Otto is a former German swimmer, becoming Olympic, World and European champion, multiple times. She is most famous for being the first woman to win six gold medals at a single Olympic Games, doing so at the 1988 Seoul Olympic Games. In long course, she held the world records in the 100 meter and 200 meter freestyle events. Otto was also the first woman to swim the short course 100 meter backstroke in under a minute, doing so at an international short course meet at Indiana University in 1983.
Krisztina Egerszegi is a Hungarian former world record holding swimmer and one of the greatest Hungarian Olympic champions of the modern era. She is a three-time Olympian and five-time Olympic champion; and one of four individuals to have ever won the same swimming event at three consecutive Summer Olympics. She is the first female swimmer to win five individual Olympic gold medals.
Federica Pellegrini is an Italian retired swimmer. A native of Mirano, in the province of Venice, she won a gold medal at the 2008 Beijing Olympics. At the 2009 World Championships in Rome, Pellegrini became the first woman ever to break the 4-minute barrier in the 400 m freestyle with a time of 3:59.15. She also held the women's 200 meters freestyle world record.
Malin Therese Alshammar is a Swedish swimmer who has won three Olympic medals, 25 World Championship medals, and 43 European Championship medals. She is a specialist in short distances races in freestyle and butterfly. She is coached by former Swedish swimmer Johan Wallberg. She is the first female swimmer and the third overall to participate in six Olympic Games.
Magdalena Johanna Maria "Marleen" Veldhuis is a retired swimmer from the Netherlands. She was world record holder in four events. Veldhuis won eight world championships gold medals and 20 European championships gold medals. In the Olympics, she won a bronze medal in London 2012 in the 50 m freestyle, as well as three relay medals: bronze in Athens 2004, gold in Beijing 2008, and silver in London 2012.
Peter Mankoč is a Slovenian swimmer. He is one of the most successful short course European Championship swimmers in the history of the event. Mankoč is the former world record holder in the 100 meter individual medley.
Ranomi Kromowidjojo is a retired Dutch swimmer of mixed Dutch-Javanese Surinamese origin who mainly specialises in sprint freestyle events. She is a triple Olympic champion, winning the gold medal in the 4 × 100 m freestyle relay at the 2008 Olympics, and in the 50 m freestyle and 100 m freestyle at the 2012 Olympics. Kromowidjojo holds the world record in the 50 meter freestyle short course, and as part of the Dutch team she holds the world record in the 4×50 m freestyle relay. She formerly held world records in the 4 × 100 m and 4 × 200 m freestyle relays. She has won a total of 39 medals in FINA World Championship events.
Frederike Johanna Maria "Femke" Heemskerk is a former Dutch competitive swimmer who mainly specializes in freestyle, but also has a strong backstroke and medley.
Sarah Fredrika Sjöström is a Swedish competitive swimmer specialising in the sprint freestyle and butterfly events and one of the most decorated swimmers of all time.
Triin Aljand is a retired Estonian swimmer who competed for Texas A&M University and won a silver medal at the 2012 European Aquatics Championships in 50 m butterfly. Specializing in the 50 and 100-meter freestyle, she competed in the 2004, 2008, and 2012 Summer Olympics for Estonia, but did not reach the finals.
Martin Liivamägi is an Estonian swimmer, who specialized in breaststroke and individual medley events. He is a two-time Olympian, a 2010 Pac-10 champion in the 200 m individual medley, a double NCAA team titleholder, a 43-time Estonian swimming champion, and a 24-time national record holder in different age groups. He also won a silver medal in the same stroke at the 2006 European Junior Swimming Championships in Palma de Mallorca, Spain.
Saskia de Jonge is a Dutch swimmer who specializes in freestyle distances of up to 200 m and is part of the Dutch national team.
Alia Shanee Atkinson, СD is a Jamaican five-time Olympian and a former competitive swimmer whose international competition career spanned 19 years, 2003 to 2021 inclusive, at the senior level. At short course World Swimming Championships, she is a ten-time medalist in individual events, including four gold medals, four silver medals, and two bronze medals. She won a total of 124 medals, of which 74 were gold medals, at Swimming World Cup circuits over the course of her career. She won 14 total medals in individual events, 11 gold, 1 silver, and 2 bronze, from her first three Central American and Caribbean Games, in 2006, 2010, and 2018.
Camille Muffat was a French swimmer and three-time Olympic medalist. Swimming for the Olympic Nice Natation club, she specialised in the individual medley and the free style events. Her career ran from 2005 to 2014.
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 the owner of a Budapest-based swim school and swim club called Iron Swim Budapest, and a co-owner and captain of Team Iron, founding member of the International Swimming League.
Rūta Meilutytė is a Lithuanian swimmer. An Olympic gold medalist, she is a world record holder in the short course 50 metre breaststroke, 100 metre breaststroke and long course 50 metre breaststroke. She is a former world record holder in the long course 100 metre breaststroke.
Rikke Møller Pedersen is a Danish competitive swimmer specialising in breaststroke and from 2013 to 2021 world record holder in the 200 m breaststroke (2:19.11).
Dorothea Brandt is a German swimmer, who specialized in sprint freestyle and breaststroke events. She is a multiple-time German champion, a fourteen-time medalist at the European Short Course Swimming Championships, and a semi-finalist in the 50 m freestyle at the 2004 Summer Olympics in Athens. Brandt currently holds the short-course German record time of 23.74 seconds in the same discipline.
Hannah Margaret McNair "Maggie" Mac Neil is a Canadian former competitive swimmer. A 100 metre butterfly event specialist, she is the 2020 Olympic champion, 2019 World (LC) champion, two-time World (SC) champion, 2022 Commonwealth champion, and 2023 Pan American champion. She holds the short course world record, the Commonwealth record, and Pan American record in the event.
Daria Sergeevna Klepikova is a Russian competitive swimmer. She is a Russian record holder in the short course 4×50 metre freestyle relay and 4×50 metre medley relay. She won two gold medals at the 2021 European Short Course Championships, one in the 4×50 metre freestyle relay and one in the 4×50 metre medley relay, swimming freestyle on each finals relay. At the 2021 European Junior Championships she won six gold medals and one silver medal in individual and relay events.
Estonia 
