World Aquatics, formerly known as FINA, is the international federation recognised by the International Olympic Committee (IOC) for administering international competitions in water sports. It is one of several international federations which administer a given sport or discipline for both the IOC and the international community. It is based in Lausanne, Switzerland.
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.
Micah Sumrall is an American competition swimmer who specializes in the breaststroke. She was a member of the 2012 United States Olympic team, and finished sixth in the world in the 200-meter breaststroke event at the 2012 Summer Olympics.
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.
Michael Charles Andrew is an American competitive swimmer and an Olympic gold medalist. He was the 2016 world champion in the 100 meter individual medley. At his first Olympic Games, the 2020 Summer Olympics, he won a gold medal and set a world record as part of the 4x100 meter medley relay, placed fourth in the 100 meter breaststroke, fourth in the 50 meter freestyle, and fifth in the 200 meter individual medley. Andrew's swims in 2021 at the 2020 Olympics made him the first swimmer to represent the United States at an Olympic Games in an individual breaststroke event as well as another individual event other than an individual medley in the then-125-year-history of swimming at the Summer Olympics. He has won 78 medals at Swimming World Cup circuits.
Francis Townley Haas is a retired American competitive swimmer who specialized in freestyle events. He is an Olympic gold medalist in the 4 × 200 m freestyle relay from the 2016 Summer Olympics in Rio de Janeiro. Haas competed collegiately for the University of Texas at Austin from 2015 to 2019 under head coach Eddie Reese where he was a 10-time NCAA Champion, a 17-time All-American, and a 3-time NCAA team champion. He is the former American record-holder in the 200-yard freestyle (1:29.50) and represented the Cali Condors in the International Swimming League.
Kathleen Baker is an American competition swimmer who specializes in freestyle and backstroke events. At the 2016 Summer Olympics, she won a gold medal in the 4x100-meter medley relay and a silver medal in the individual 100-meter backstroke. She is the former world-record holder in 100 meter backstroke, set on July 28, 2018 in 58.00 at the William Woollett Jr. Aquatics Center in Irvine, CA. Baker is also the former world-record holder in the 4x100 meter medley relay with Lilly King, Dana Vollmer, and Simone Manuel.
Lillia Camille King is an American swimmer who specializes in breaststroke. She currently represents the Cali Condors, a team that is part of the International Swimming League. At the 2016 Summer Olympics, she won the gold medal in the 100-meter breaststroke competition and also won a gold medal in the 4x100 meter medley relay, in which she swam the breaststroke leg. At the 2020 Summer Olympics, King won a silver medal in the 4x100 meter medley relay for her efforts in the prelims, the silver medal in the 200-meter breaststroke, and the bronze medal in the 100-meter breaststroke. She is the current world record holder in the long course 100-meter breaststroke.
Anita Álvarez is an American artistic and synchronized swimmer. Originally from Buffalo, New York, she attended Kenmore West Senior High School, from which she graduated in 2014. She began her professional synchronized swimming career after she graduated.
Brandon Schuster is a Samoan swimmer who represented Samoa at the 2016 Summer Olympics. He holds multiple Samoan records in swimming.
Ariarne Elizabeth Titmus, is an Australian swimmer. She is the reigning Olympic champion in the women's 200-metre and 400-metre freestyle, having won both events at the 2020 Summer Olympics, and the former world record holder in the long course and short course 400-metre freestyle events. In 2019 and 2020, she competed representing the Cali Condors in the International Swimming League.
Sigrid Sepp is an Estonian backstroke, butterfly and medley swimmer. She competed in the women's 50 metre backstroke event at the 2017 World Aquatics Championships. She is 24-time long course and 15-time short course Estonian swimming champion. She has broken 8 Estonian records in swimming.
Kayla Noelle Sanchez is a Filipina-Canadian swimmer. A member of the Canadian national team until 2022, she has represented Canada at the Olympic and World championship level, and is a two-time Olympic medalist. She is one of Canada's most prominent Filipina Canadian athletes.
Justin Ress is an American swimmer. As a member of the USA national team Justin won the gold medal in the 50 meter backstroke at the 2022 FINA World Championships and was a member of the USA gold medal winning 4X100 free relay. He was also a key part of the USA team that defeated Australia in the resumption of the Duel in the Pool series in 2022. Ress competed as a member of the Cali Condors of the International Swimming League from 2019-2021 and looks forward to resumption of ISL in the near future. Ress was US national champion in the 100 backstroke in 2022 and 50 backstroke in 2017 after which he competed in the men's 50 meter backstroke event at the 2017 World Aquatics Championships. Ress swam collegiately for North Carolina State University where he was a 3-time NCAA champion, 21-time NCAA All-American, and 11-time ACC champion. In his first year at school he won the 2016 ACC Freshman of the Year award.
Vinicius Moreira Lanza is a Brazilian swimmer. He competed at the collegiate level for Indiana University. He is a member of the London Roar team, competing in Season 2 of the International Swimming League (ISL). The ISL is an annual professional swimming league featuring a team-based competition format with fast-paced race sessions. Ten teams featuring the world's best swimmers will compete for the ISL title in 2020.
Hannah Margaret McNair "Maggie" Mac Neil is a Canadian competitive swimmer. A 100 metre butterfly event specialist, she is the 2020 Olympic champion, 2019 World (LC) champion, two-time World (SC) champion (2021–2022), and 2022 Commonwealth champion in that event, and also holds the current Americas record (55.59s) and the world record in the short course 100 metre butterfly.
Andrew Wilson is a retired American swimmer. At the 2020 Summer Olympics, he placed 6th in the 100 meter breaststroke, 17th in the 200 meter breaststroke, and won a gold medal in the 4x100 meter medley relay, for his efforts in the prelims of the relay.
Michael Houlie is a South African swimmer. He competed in the men's 100 metre breaststroke at the 2019 World Aquatics Championships. In 2019, he represented South Africa at the 2019 African Games held in Rabat, Morocco. He also competed in the men's 100 metre breaststroke event at the 2020 Summer Olympics.
Alexandra "Alex" Walsh is an American competitive swimmer. She won a silver medal in the women's 200-meter individual medley event at the 2020 Summer Olympics in Tokyo, Japan. At the 2022 FINA World Championships in Budapest, Hungary, she won gold in the women's 200-meter individual medley. Walsh is the current U.S. Open record holder in the women's 200-meter individual medley. She is the former American record holder in the women's 200-yard individual medley. She is a member of the current American record relays in the 4x50 yard freestyle relay, 4x100 yard freestyle relay, 4x100 yard medley relay and 4x200 short course meter freestyle record. Alex is known for her incredible versatility in all four strokes.
Taeyanna Adams is a Micronesian swimmer, who is the national record holder in multiple events. She competed in the 100 metre breaststroke event at the delayed 2020 Summer Olympics.
American Samoa 
