Dana Whitney Vollmer is a former American competition swimmer, five-time Olympic gold medalist, and former world record-holder. At the 2004 Summer Olympics, she won a gold medal as a member of the winning United States team in the 4×200-meter freestyle relay that set the world record in the event. Eight years later at the 2012 Summer Olympics, Vollmer set the world record on her way to the gold medal in the 100-meter butterfly, and also won golds in the 4×100-meter medley relay and 4×200-meter freestyle relay. She won three medals including a gold at the 2016 Summer Olympics in Rio de Janeiro.
Martín López-Zubero Purcell, also known as Martin Zubero, is a former competition swimmer and Olympic gold medalist. López-Zubero was born in the United States, swam in international competition for Spain, and holds dual Spanish-American citizenship.
Mary Alice Bradburne is an American former competition swimmer, two-time Olympic gold medalist, and television sports commentator. During her international swimming career, Wayte won ten medals in major international championships, including four golds.
Whitney Lynn Hedgepeth is an American former competition swimmer who won a gold and two silver medals at the 1996 Summer Olympics.
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.
Thomas Allen Shields is an American competitive swimmer. He is a two-time Olympian and the current American record-holder in the short course 50-meter butterfly and 200-meter butterfly. At the 2016 Summer Olympics, he won a gold medal in the 4×100-meter medley relay, swimming the butterfly leg of the relay in the prelims. Later the same year, he became the first American to swim faster than 44 seconds in the 100-yard butterfly, setting a new American record of 43.84 seconds.
Ryan Fitzgerald MurphyOLY is an American competitive swimmer specializing in backstroke. He is a five-time Olympic gold medalist and the former world-record holder in the men's 100-meter backstroke.
Nicolas Fink is an American competitive swimmer. He is a five-time world champion in breaststroke events and a 2024 Olympic Silver Medalist in the 100 meter breaststroke. 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.
Hali Flickinger is a retired American swimmer who specializes in freestyle, butterfly, and individual medley events. She represents the Cali Condors of the International Swimming League.
Louise Maria Hansson is a Swedish competitive swimmer, a member of Helsingborgs SS.
Caeleb Remel Dressel is an American competitive swimmer who specializes in freestyle, butterfly, and individual medley events. He swims representing the Cali Condors as part of the International Swimming League. He won a record seven gold medals at the 2017 World Aquatics Championships in Budapest, nine medals, six of which were gold, at the 2018 World Swimming Championships in Hangzhou, and eight medals, including six gold, at the 2019 World Aquatics Championships in Gwangju. Dressel is a nine-time Olympic gold medalist and holds world records in the 100 meter butterfly, 50 meter freestyle, and 100 meter individual medley.
Claire Curzan is an American competitive swimmer and Olympian. Specialising in multiple events, she earned an Olympic silver medal in the 4×100 meter medley relay in the 2020 Summer Olympics by swimming the preliminary butterfly leg. She holds junior world records in the long course 50 meter freestyle and 100 meter butterfly and the short course 50 meter butterfly and 100 meter butterfly. She also holds American records in the short course 50 meter backstroke and 50 meter butterfly, and formerly held the American record in the 100 yard butterfly. She currently swims for the Virginia Cavaliers.
Ryan Hoffer is an American competitive swimmer who specializes in freestyle and butterfly events. He competes as part of the International Swimming League for the team DC Trident. Hoffer is currently the national age group record holder in the 100 yard freestyle for the boys 17-18 year old age group. He won two silver medals at the 2015 FINA World Junior Swimming Championships in relay events.
Kieran Smith is an American swimmer specializing in freestyle and individual medley events. He currently co-holds short course world records in the 4×200-meter freestyle relay and the 4×100-meter medley relay. He is the Americas record holder in the long course 400-meter freestyle and the American record holder in the 500-yard freestyle. In the 400-meter freestyle, he won the bronze medal at the 2020 Summer Olympics and the gold medal at the 2022 World Short Course Championships. Following a fourth-place finish in the 4×200-meter freestyle relay at the 2020 Summer Olympics, he won gold medals in the event at the 2021 World Short Course Championships, 2022 World Aquatics Championships, and the 2022 World Short Course Championships.
Victoria "Torri" Huske is an American competitive swimmer and the reigning Olympic champion in the 100-meter butterfly. She holds world records in two relays: the 4x100-meter medley and 4x100-meter mixed medley. She is the former American record holder in the 50- and 100-meter butterfly.
Natalie Anisha Hinds is an American professional swimmer specializing in freestyle and butterfly events. She made her international championships debut at 27 years of age, winning a bronze medal in the 4×100 meter freestyle relay at the 2020 Summer Olympics, swimming in both the prelims and the final. In her first final at a World Championships in an individual event, she placed eighth in the 100 meter freestyle at the 2022 World Short Course Championships when she was 29 years old. At the 2022 US National Championships, she won the national title in the 100 meter freestyle. Between the 2022 World Aquatics Championships and the 2022 World Short Course Championships, she won a total of five medals in relay events as a prelims-only relay swimmer.
Ellen Walshe is an Irish swimmer. She competed at the 2020 Summer Olympics in the 100 metre butterfly and the 200 metre individual medley. At the 2021 World Swimming Championships, she won the silver medal in the 400 metre individual medley. She was the first swimmer representing Ireland to win a medal higher than a bronze medal at a World Swimming Championships. Collegiately, she competes for the Tennessee Volunteers.
Youssef Ramadan is an Egyptian swimmer. He is an African record holder in the short course 4×50 metre medley relay and 4×100 metre medley relay, where he swam butterfly leg on both relays. He competed at the 2020 Summer Olympics in the 100 metre butterfly, placing sixteenth in the semifinals. At the 2021 World Short Course Championships, he placed fourth in the 100 metre butterfly and thirteenth in the 100 metre freestyle. At the 2022 World Short Course Championships, he placed eighth in the final of the 100 metre butterfly and tenth in the semifinals of the 100 metre freestyle and the 50 metre butterfly. In 2023, he won the NCAA Division I Championships title in the 100 yard butterfly.
Trenton Jeffrey Julian is an American competitive swimmer. He is a world record holder in the short course 4×200 meter freestyle relay and 4×100 meter medley relay. He won a gold medal in the 4×200 meter freestyle relay at the 2019 World University Games. He followed up with gold medals in the 4×200 meter freestyle relay at the 2021 World Short Course Championships, 2022 World Aquatic Championships, and 2022 World Short Course Championships. In the 4×100 meter medley relay, he won a world title and gold medal at the 2022 World Short Course Championships, swimming butterfly on each the prelims and finals relay.
Gianluca Urlando is an American competitive swimmer. He is the American record holder in the men's 100 yard backstroke and a world junior record holder in the men's 4×200 meter freestyle relay and the 4×100 meter mixed freestyle relay. As a sophomore in the NCAA for the Georgia Bulldogs at the 2022 NCAA Division I Championships, he became the first person to swim the 100 yard backstroke and 100 yard butterfly each in less than 44 seconds. At the 2019 World Junior Championships, he won gold medals in the 200 meter freestyle, 200 meter butterfly, 4×100 meter freestyle relay, 4×200 meter freestyle relay, and 4×100 meter mixed freestyle relay.
Poland 
