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.
Patrik Isaksson is a former breaststroke swimmer from Sweden, who won several titles in the short course championships. A member of Swedish club Västerås SS, he competed for his native country at the 2000 Summer Olympics in Sydney, Australia, where he finished in 26th position in the 100 m breaststroke.
Gabrielle Elaine Franco Rose is a Brazilian-American former competition swimmer who participated in the 1996 and 2000 Summer Olympics. Rose, a resident of Memphis, Tennessee, competed for Brazil at the 1995 Pan American Games and 1996 Summer Olympics, but later represented the United States starting at the 1999 Pan American Games. Rose attended St. Mary's Episcopal School in Memphis, and graduated in 1995. She then attended Stanford University, where she swam for the Stanford Cardinal swimming and diving team. She graduated from Stanford in March 2000 with a Bachelor of Arts degree in American Studies, and in 2009 with a master of business administration degree. She is the daughter of former Holiday Inn CEO, Mike Rose, and his wife Regina Rose.
Yuliya Andreyevna Yefimova is a Russian competitive swimmer. She is the Russian record holder in the 200 metre individual medley, 50 metre breaststroke, 100 metre breaststroke, and 200 metre breaststroke. After making her Olympic debut in 2008, she went on to win the bronze medal in the 200 metre breaststroke in 2012, and silver medals in the 100 metre and 200 metre breaststroke in 2016. She is a six-time World Champion, winning the 50 metre breaststroke in 2009 and 2013, the 100 metre breaststroke in 2015, and the 200 metre breaststroke in 2013, 2017, and 2019. In 2019, she became the first woman to win the 200 metre breaststroke at a FINA World Aquatics Championships three times. She is a former world record holder in the long course 50 metre breaststroke. She has won 109 medals, including 48 gold medals, at Swimming World Cups.
Alia Shanee Atkinson, OD 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.
Jose Guilherme Couto is a Portuguese swimmer. He competed at the 1996 Summer Olympics, the 2000 Summer Olympics, and the 2004 Summer Olympics.
Rūta Meilutytė is a Lithuanian swimmer. An Olympic gold medalist, she is a world record holder in the short course 50 metre breaststroke and 100 metre breaststroke. She is a former world record holder in the long course 50 metre breaststroke and 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).
Nicolas Fink is an American five-time world champion in breaststroke events. He is a world record holder in the short course 4×100 meter medley relay and 4×50 meter mixed medley relay. He is the Americas record holder in the short course 50 meter breaststroke, 100 meter breaststroke, and 200 meter breaststroke as well as the American record holder in the long course 50 meter breaststroke. In the 50 meter breaststroke, he won the World Short Course titles in 2021 and 2022 and World Long Course title in 2022. In the 100 meter breaststroke, he is the 2022 World Short Course gold medalist. In the 200 meter breaststroke, he is the 2021 World Short Course gold medalist.
Fiona Doyle is an Irish swimmer. She represented Ireland in the 2016 Rio Olympics swimming in the 100M and 200M Breaststroke. In 2013, she competed in the 100m event at the World Aquatics Championships in Barcelona where she finished eleventh overall. She won a silver medal in the 100 m breaststroke at the 2013 Summer Universiade. In recognition of her achievements she was awarded Swim Alberta Female International Swimmer of the Year 2012/2013, University of Calgary female Athlete of the Year 2013 and SwimIreland High Performance Athlete of the Year 2013, 2014 and 2015.
Viktoriya Zeynep Güneş or Viktoria Solntseva is a Ukraine-born Turkish swimmer. She currently represents Energy Standard in the International Swimming League.
Adam George Peaty is an English competitive swimmer who specialises in the breaststroke. He won the gold medal in the 100 metre breaststroke at the 2016 Summer Olympics, the first by a male British swimmer in 24 years, and retained the title at the 2020 Summer Olympics in 2021, the first British swimmer ever to retain an Olympic title. He is also an eight-time World Champion, a sixteen-time European Champion and a four-time Commonwealth Champion. According to FINA itself, Peaty is widely regarded as the dominant breaststroke swimmer of his era, and the most dominant sprint breaststroke swimmer of all time.
Louise Maria Hansson is a Swedish competitive swimmer, a member of Helsingborgs SS.
Maria Astashkina, is a Russian swimmer. She won 4 gold medals in at the 2015 European Games.
Anastasia "Nastiya" Gorbenko is an Israeli competitive swimmer. She competes in the 100 m backstroke, 100 m breaststroke, 100 m freestyle, 200 m backstroke, 200 m breaststroke, 200 m medley, 50 m backstroke, 4x100 m freestyle, 4x100 m medley, 4x100m freestyle mixed, and 4x200m freestyle. Having won 4 World and European championships gold medals, competing at 2 Olympic finals, breaking most of the Israeli national records for women and mixed relays – Gorbenko is considered to be Israel's greatest swimmer of all time.
Kotryna Teterevkova is a Lithuanian swimmer. She is the current national record holder in the 200-meter breastroke and 400-meter individual medley.
Niamh Coyne is an Irish swimmer. She competed in the women's 50 metre breaststroke at the 2019 World Aquatics Championships held in Gwangju, South Korea and she did not advance to compete in the semi-finals.
Claire Curzan is an American swimmer. She is a world junior record holder in the long course 50 meter freestyle and 100 meter butterfly and the short course 50 meter butterfly and 100 meter butterfly. She is an American record holder in the short course 50 meter backstroke and 50 meter butterfly and formerly held the American record in the 100 yard butterfly. As a 15-year-old at the 2019 World Junior Championships, she won medals in three individual events, silver in the 100 meter backstroke and bronze in the 50 meter and 100 meter butterfly. At the 2020 Summer Olympics she won a silver medal in the 4×100 meter medley relay for her contribution swimming the butterfly leg of the relay in the prelims and in her individual event, the 100 meter butterfly, she placed tenth. At the 2021 World Short Course Championships, she won bronze medals in the 50 meter butterfly and 100 meter butterfly. In 2022, she won a bronze medal in the 100 meter backstroke at the 2022 World Aquatics Championships and silver medals in the 50 meter backstroke and 200 meter backstroke as well as a bronze medal in the 100 meter backstroke at the 2022 World Short Course Championships.
Nika Godun is a Russian competitive swimmer. She is a Russian record holder in the short course 4×50 metre medley relay and the 4×100 metre medley relay. She competed at the 2019 and 2021 European Short Course Championships, medaling in the 4×50 metre medley relay and 50 metre breaststroke. At the 2021 World Short Course Championships she placed fifth in the 50 metre breaststroke and the 4×100 metre medley relay, and sixth in the 100 metre breaststroke and the 4×50 metre medley relay.
Kayla van der Merwe is a British competitive swimmer. At the 2019 World Junior Championships, she won the silver medal in the 50 metre breaststroke and the bronze medal in the 100 metre breaststroke. She won the gold medal in the 100 metre breaststroke and bronze medals in the 200 metre breaststroke and 4×100 metre medley relay at the 2019 European Junior Championships.
Norway 
