Brenden Hall, is an Australian Paralympic swimmer who won two gold medals at the 2012 Summer Paralympics in London. At the 2016 Rio Paralympics, he won one gold, one silver and one bronze medal. He has been selected to compete at 2024 Summer Paralympics, his fifth games.
Joseph Isaac Schooling is a Singaporean former professional swimmer who specialised in butterfly, freestyle, and medley events. He was the gold medalist in the 100m butterfly at the 2016 Olympics, achieving Singapore's first ever Olympic gold medal. His winning time of 50.39s broke multiple records at the National, Southeast Asian, Asian, and Olympic levels.
Kathleen Genevieve Ledecky is an American competitive swimmer. She has won seven Olympic gold medals and 21 world championship gold medals, the most in history for a female swimmer. She has won a world record 16 individual gold medals at the World Aquatics Championships. Ledecky's six individual gold medals at the Olympics and 26 overall medals at the World Aquatics Championships are records in women's swimming. Ledecky is the world record holder in the women's 800- and 1500-meter freestyle as well as the former world record holder in the women's 400-meter freestyle. She also holds the fastest-ever times in the women's 500-, 1000-, and 1650-yard freestyle events. She is widely regarded as the greatest female swimmer of all time and one of the greatest Olympians of all time.
Daniel William Henry "Danny" Wong Bego, OLY is a Malaysian swimmer, who specialises in freestyle and butterfly events. He emerged as one of Malaysia's most promising and outstanding swimmers, winning a total of fifteen medals at the Southeast Asian Games, and breaking six national records. He was the first Malaysian swimmer to compete in three different events at a single Olympic Games.
Richard Sam Bera is a former Indonesian swimmer, who specialized in sprint and middle-distance freestyle events. He is a three-time Olympian, a bronze medalist at the Asian Games (1990), and a twenty-three times SEA Games gold-medalist since his debut in 1987. He is regarded as Indonesia's most successful swimmer in the sporting history. Up until 2015, Bera held several Indonesian and Southeast Asian Games records in sprint freestyle events from the Southeast Asian Games.
Rowan Crothers is an Australian freestyle swimmer. He represented Australia at the 2016 Rio Paralympics and the 2020 Tokyo Paralympics. He won two gold and one silver medals at the Tokyo Paralympics. He has a been selected to compete at the 2024 Summer Paralympics in Paris, France.
Benjamin Proud is an English competitive swimmer, representing Great Britain at the Olympic Games, the FINA World Aquatics Championships and LEN European Aquatics Championships, and England at the Commonwealth Games. Proud specialises in sprint freestyle and butterfly races, specifically the 50-metre distance in both. He is the 2022 World Champion in the 50 metre freestyle, his second long course world title. He is the 2017 world champion in the 50-metre butterfly. He is only the third male swimmer to be simultaneously short-course and long-course World Champion at 50 metre freestyle, after César Cielo and Florent Manaudou.
Mackenzie James Horton is an Australian retired freestyle swimmer. He is an Olympic gold medallist, World Championships gold medallist, and 4-time Commonwealth Games gold medallist. At the 2016 Olympic Games in Rio de Janeiro, Brazil, he took the gold in the 400m freestyle, and became the first male swimmer from the state of Victoria to win an Olympic swimming gold in the Games' history.
Luke Greenbank is an English professional swimmer who specialises in backstroke. A medalist in the 200 metre backstroke at the Olympic Games and the World and European championships, he also swam the first leg in the 2019 World and 2020 European Championship gold medal-winning Great Britain medley relay teams. He won a silver medal as lead-off for Great Britain in the 4 x 100 metre medley relay for men at the 2020 Summer Olympics. He won a gold medal as lead-off for England in the heats of the 4 x 100 metre medley relay for men at the 2022 Commonwealth Games.
Duncan William MacNaughton Scott is a Scottish swimmer representing Great Britain at the FINA World Aquatics Championships, LEN European Aquatics Championships, European Games and the Olympic Games, and Scotland at the Commonwealth Games. Scott made history after winning four medals - more than any other British athlete at a single Olympic Games - in Tokyo 2020, simultaneously becoming Great Britain's most decorated swimmer in Olympic history.
Penelope Oleksiak is a Canadian competitive swimmer. Her country's most decorated Olympian, Oleksiak rose to fame during the 2016 Summer Olympics, where she became the first Canadian to win four medals in the same Summer Games, and the country's youngest Olympic champion with her gold medal win in the 100 m freestyle. She was the first athlete born in the 2000s to claim an Olympic gold medal in an individual event. Her success led to her being awarded the 2016 Lou Marsh Trophy as Canada's top athlete, the Bobbie Rosenfeld Award as Canada's top female athlete for 2016, and a member of the Canadian Press team of the year. Five years later she won three additional medals at the 2020 Summer Olympics, breaking the national record for Olympic medals.
Welson Sim Wee Sheng is a Malaysian professional swimmer. He was the first Malaysian male swimmer to qualify for the men's 400 metre freestyle event at the 2016 Summer Olympics.
Siobhán Bernadette Haughey is a Hong Kong competitive swimmer. She became the first Hong Kong swimmer to win an Olympic medal and the first Hong Kong athlete to win two Olympic medals in any sport, after winning silver in the women's 200-metre freestyle and women's 100-metre freestyle during the Tokyo 2020 Summer Olympics. She also won the first swimming gold for Hong Kong in 2022 Asian Games, and became the most decorated Hong Kong athlete of all time in one single edition of Asian Games with 2 golds, 1 silver, and 3 bronze.
Ernie Agat Gawilan is a Filipino swimmer who competed at the 2016 and 2020 Summer Paralympics and was the first gold medalist for the Philippines in the Asian Para Games.
Thomas William Darnton Dean is an English competitive freestyle swimmer. He is a double Olympic gold medalist, winning gold individually in 200 metre freestyle and as part of a team in 4 × 200 m freestyle relay at the 2020 Summer Olympics.
Toh Wei Soong is a Singaporean freestyle and butterfly swimmer. He was a bronze medallist in the S7 50 metre Freestyle at the 2018 Commonwealth Games and a two-time gold medallist at the 2018 Asian Para Games for the S7 50 metre Freestyle and the S7 100 metre Freestyle events.
Katherine Cadwallader Douglass is an American competitive swimmer. A versatile swimmer who competes in many events, Douglass won her first major international medal at the 2020 Olympic Games with a bronze in the 200 m individual medley. She won three medals at the 2022 World Championships. Douglass then won six medals, including two golds, at the 2023 World Championships. At the 2024 World Championships, she won five medals, including two golds.
Summer McIntosh is a Canadian competitive swimmer. A four-time World Aquatics champion and two-time Commonwealth Games gold medallist, she is the current world record holder in the women's 400 metre individual medley.
The swimming competitions at the 2021 SEA Games took place at Mỹ Đình Aquatics Center in Hanoi, Vietnam from 14 to 19 May 2022. It is one of four aquatic sports at the Games, along with diving, finswimming and canoeing.
Malaysia 
