Brendan Joseph Hansen is an American former competition swimmer who specialized in breaststroke events. Hansen is a six-time Olympic medalist, and is also a former world record-holder in both the 100-meter and 200-meter breaststroke events.
Anthony Lee Ervin is an American competition swimmer who has won four Olympic medals and two World Championship golds. At the 2000 Summer Olympics, he won a gold medal in the men's 50-meter freestyle, and earned a silver medal as a member of the second-place United States relay team in the 4×100-meter freestyle event. He was the second swimmer of African descent after Anthony Nesty of Suriname to win an individual gold medal in Olympic swimming. He is the first United States citizen of African descent to medal gold in an individual Olympic swimming event.
Lina Kačiušytė is a Lithuanian swimmer who competed for the Soviet Union, winner of a gold medal in 200 m breaststroke with the Olympic record time of 2:29:54 at the 1980 Summer Olympics.
Marianne Louise Limpert is a former freestyle and medley swimmer who competed in the Summer Olympics for Canada in 1992, 1996 and 2000, and won the silver medal in the 200-metre individual medley in 1996 in Atlanta, Georgia. She was also Canada's flagbearer at the 1998 Commonwealth Games in Kuala Lumpur, Malaysia.
Jon C. Olsen is an American former competition swimmer, four-time Olympic champion, and former world record-holder. Olsen was a successful relay swimmer for the U.S. national team in the late 1980s and 1990s. He has won a total of 27 medals in major international competition, 20 gold, 5 silver, and 2 bronze spanning the Olympics, the World, Pan Pacific, and the Pan American championships.
Thiago Machado Vilela Pereira is a retired Brazilian international competition swimmer. One of the greatest swimmers in the history of Brazil, Pereira won the silver medal in the 400-meter individual medley at the 2012 Summer Olympics in London, beating the then-current Olympic champion Michael Phelps. He also broke a world record in the short course 200-meter individual medley, and broke several South American and Brazilian records. During his career, he competed with swimming legends Michael Phelps and Ryan Lochte.
Eileen Mary Coparropa Alemán is a freestyle swimmer from Panama, who won a silver and a bronze medal in the women's 50m freestyle event at the Pan American Games. Nicknamed "La Sirena de Oro" she represented her native country at three consecutive Summer Olympics, starting in 1996.
Caitlin Leverenz is an American competition swimmer who specializes in breaststroke and medley events. She won the bronze medal in the 200-meter individual medley event at the 2012 Summer Olympics.
Catharine Ball Condon, née Catharine Northcutt Ball, is an American former competition swimmer, Olympic champion, and former world record-holder in three events. At the 1968 Summer Olympics, she won a gold medal as a member of the winning U.S. 4×100-meter medley relay team. Ball is a former world record holder in the 100-meter and 200-meter breaststroke events, and is remembered as a teenage star who was the dominant female breaststroke swimmer of her generation.
Jessica Adele Hardy is an American competition swimmer who specializes in breaststroke and freestyle events. Hardy earned a bronze medal in the 4×100-meter freestyle and a gold medal in the 4×100-meter medley relays at the 2012 Summer Olympics.
Eleanor Suzanne Daniel, also known by her married name Ellie Drye, is an American former competition swimmer, four-time Olympic medalist, and former world record-holder.
Seth Van Neerden is a former national record-holding swimmer and national team member from the United States. He competed at the 1995 Pan American Games, where he won three gold medals: as part of the American team's winning 4×100-meter medley relay, and for winning the 100- and 200-meter breaststroke events. He received a bronze medal at the 1993 FINA Short Course World Championships.
Rebecca Soni is an American former competition swimmer and breaststroke specialist who is a six-time Olympic medalist. She is a former world record-holder in the 100-meter breaststroke and the 200-meter breaststroke, and is the first woman to swim the 200-meter breaststroke in under 2 minutes 20 seconds. As a member of the U.S. national team, she held the world record in the 4×100-meter medley relay from 2012 to 2017.
Eric Lee Shanteau is an American former competition swimmer who won two gold medals as a member of winning United States relay teams at the World Championships. He was a member of the 2008 and 2012 U.S. Olympic teams, and earned a gold medal as a member of the winning U.S. team in the 4×100-meter medley relay at the 2012 Summer Olympics in London. Shanteau also holds the world record as a member of the U.S. 4×100-meter medley relay team that competed at the 2009 FINA World Championship in Rome.
John Clifford Moffet is an American former swimmer who competed at the 1984 Summer Olympics in Los Angeles, California, having also been selected for the 1980 Summer Olympics that were ultimately boycotted by the United States. At the 1984 Olympics, he finished fifth in the final of the men's 100-meter breaststroke event. In 1985 he won three gold medals at both the Pan Pacific Swimming Championships and the Summer Universiade. In 1986, he concluded his collegiate career, after winning five NCAA Division 1 Championships, and moved into the entertainment industry. As a television producer he is a three-time Primetime Emmy Award winner for The Amazing Race.
Elizabeth Tinnon is an American breaststroke swimmer. She is a bronze medalist from the Pan American Games.
Scott Spann Jr. is an American competition swimmer and Pan American Games medalist.
Kenneth Owen Merten is an American former competition swimmer, three-time Pan American Games medalist, and former world record-holder.
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 current American record holder in the 50-meter and 100-meter breaststroke.
William Andrew Licon is an American competitive swimmer who specializes in breaststroke and medley events. He currently competes for the professional team LA Current in the International Swimming League. Licon is a two-time Pan American Games gold medalist and has been a member of the United States national team since 2015. He is the current American record-holder in the 200-yard breaststroke with a time of 1:47.91.
United States 
