Donald Arthur Schollander is an American former competition swimmer, five-time Olympic champion, and former world record-holder in four events. He won a total of five gold medals and one silver medal at the 1964 and 1968 Summer Olympics. With four gold medals, he was the most successful athlete at the 1964 Olympics.
Donald Alexander Goss, nicknamed Sandy Goss, is a former competition swimmer from Canada. Goss was a freestyle and backstroke specialist who was an Olympic silver medalist.
Jane Louise Kerr Thompson, née Jane Louise Kerr, is a former competition swimmer from Canada. Kerr was a butterfly and freestyle specialist who was an Olympic bronze medallist.
Robert A. Kasting is a Canadian former competition swimmer who specialized in freestyle and butterfly events. Kasting represented Canada at the 1972 Summer Olympics in Munich, Germany, where he won the bronze medal in the men's 4x100-metre medley relay, together with Canadian teammates Erik Fish, Bruce Robertson and William Mahony.
Shannon Shakespeare is a Canadian former competitive swimmer and freestyle specialist. Shakespeare competed for Canada at two consecutive Summer Olympics in 1996 and 2000. At the 1996 Summer Olympics in Atlanta, Georgia, she finished in 17th position in the 100-metre freestyle, 5th place in the 4x200 metre freestyle and 4x100 metre medley relays, and 7th place in the 4x100 metre freestyle relay. A key member of the Canadian women's relay teams in the 1990s, Shakespeare won a gold medal in the 4x200 metre freestyle relay at the 1995 World Championships. She also won a bronze medal in the 50-metre freestyle and 4x100-metre freestyle relay in the 1994 Commonwealth Games. She was the Canadian champion in the women's 50, 100, and 200-metre freestyle, and a 23-time All American while swimming at the University of Michigan.
Britta Steffen is a German competitive swimmer who specializes in freestyle sprint events.
Robert Charles Pirie was a Canadian freestyle swimmer who competed internationally in the 1930s.
Mary Pauline Stewart, also known by her married name Mary Stewart McIlwaine, is a Canadian former competitive swimmer.
Audrey Lacroix is a retired Canadian competitive swimmer from Montreal, Quebec. She is the Canadian record-holder in the 200-metre butterfly. She is a former world record-holder in the short-course 4x100-metre medley relay along with teammates Katy Murdoch, Annamay Pierse and Victoria Poon. She was a member of the Canadian team that finished 8th in the 4x100-metre freestyle relay and in 7th place in the 4x100-metre medley relay at the 2008 Summer Olympics. She won the gold medal in 200-metre butterfly at the 2014 Commonwealth Games. and a bronze in the women's 4x100-metre medley relay. She also swam in the 100-metre butterfly final, finishing seventh with a time of 58.78.
Erica Rachelle Morningstar is a Canadian swimmer who has competed in international events including the 2008 Summer Olympics, and 2012 Summer Olympics.
Gary Steven Ilman was an American former competition swimmer, two-time Olympic gold medalist, and former world record-holder in two relay events.
The men's 4 × 100 metre freestyle relay event at the 2008 Olympic Games took place on 10–11 August at the Beijing National Aquatics Center in Beijing, China.
Adam Carter Sioui is a former competition swimmer who represented Canada in international events. He was a butterfly and freestyle specialist and was the Canadian national record-holder in the 200-metre butterfly.
Nicholas Shackell is a former freestyle swimmer from Great Britain.
Brian Phillips is a Canadian former competitive swimmer who won four medals in major international championship events during the early 1970s. Phillips won a total of six medals in major international championships, including the FINA World Championships, Pan American Games and Commonwealth Games.
Katerine Savard is a Canadian competitive swimmer who specializes in women's butterfly events and freestyle relay. She holds several Canadian national records in the butterfly over the 50-, 100-, and 200-metre distances in both the short and long courses. Savard also holds the Canadian junior butterfly record in the 200-metre event. She won the gold medal at the 100-metre butterfly event at the 2013 Summer Universiade, held in Kazan. Savard also won gold at the 2014 Commonwealth Games in the 100-metre butterfly in Glasgow, where she set the Commonwealth record in the process. At the same games, she won a bronze medal as a member of the women's 4×100-metre medley relay team.
Pernille Blume is a Danish former swimmer specializing in sprint freestyle events. She competed at the 2012 Summer Olympics. At the 2016 Summer Olympics she was the gold medalist in the women's 50 metre freestyle and won a bronze medal in the women's 4 × 100 metre medley relay where she swam the freestyle leg of the relay in both the prelims and the final. She also competed at the 2020 Summer Olympics, winning a bronze medal in the 50 metre freestyle.
Brittany MacLean is a Canadian retired competitive swimmer who has represented her country in the Summer Olympics and other international championships. She won a bronze medal in the women's 4 x 200 m freestyle relay at the 2016 Summer Olympics.
João Bevilaqua de Lucca is a Brazilian swimmer.
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.
Canada 
