Mark Anthony Kerry is an Australian former backstroke and freestyle swimmer of the 1970s and 1980s, who won three Olympic medals, including a gold in the 4 × 100 m medley relay at the 1980 Summer Olympics as the backstroker for the Quietly Confident Quartet. During his career, he won twelve Australian Championships.
Mark Lyndon Tonelli, whose birth name was Mark Lyndon Leembruggen, is an Australian former backstroke, butterfly, and freestyle swimmer of the 1970s and 1980s, who won a gold in the 4×100-metre medley relay at the 1980 Moscow Olympics as a makeshift butterfly swimmer in the self-named Quietly Confident Quartet. Tonelli unofficially led the relay team and was an athletes' spokesperson who fought for the right of Australian Olympians to compete in the face of a government call for a boycott to protest against the Soviet invasion of Afghanistan.
Joshua John Watson is an Australian backstroke swimmer who won a silver medal in the 4×100-metre medley relay at the 2000 Summer Olympics in Sydney.
Ian Lovett O'Brien is an Australian breaststroke swimmer of the 1960s who won the 200 metre breaststroke at the 1964 Summer Olympics in Tokyo in world record time. He won five Commonwealth Games gold medals and claimed a total of nine individual and six relay titles at the Australian Championships, before retiring at the age of 21 due to financial pressures.
Emily Jane Seebohm, OAM is an Australian swimmer and television personality. She has appeared at four Olympic Games between 2008 and 2021; and won three Olympic gold medals, five world championship gold medals and seven Commonwealth Games gold medals.
Matthew Stephen Targett is an Australian sprint freestyle and butterfly swimmer and model.
James Magnussen is a retired Australian swimmer and Olympic medallist. He was the 2011 and 2013 100-metre freestyle world champion, and holds the record for the fifth fastest swim in history in the 100-metre freestyle, with a time of 47.10, which until 2016 also stood as the fastest swim in textile swimwear material.
Mitchell James Larkin is an Australian former competitive swimmer who specialises in backstroke events. He represented the Cali Condors as part of the International Swimming League. Larkin competed for Australia at the 2012 Summer Olympics, 2016 Summer Olympics and the 2020 Summer Olympics.
Apostolos Christou is a Greek swimmer specializing in backstroke. He is the Greek National Record holder in the 100 metre freestyle and 50, 100, and 200 metre backstroke events, as well as contributing to national record efforts in the 4x100 metre freestyle and medley relays. He is a three-time Olympian, qualifying in 2016, 2021, and most recently 2024, where he became Greece's first Olympic medalist in swimming since the inaugural 1896 Games through his 2nd place finish in the 200 metre backstroke.
Emma Jennifer McKeon, is a retired Australian competitive swimmer. She is an eight-time world record holder, three current and five former, in relays. Her total career haul of 14 Olympic medals following the 2024 Olympic Games made her the most decorated Australian, the third-most decorated swimmer, and the seventh-most decorated athlete in Olympic history and included one gold medal from the 2016 Summer Olympics in Rio de Janeiro, four gold medals from the 2020 Summer Olympics in Tokyo and one gold medal from the 2024 Summer Olympics in Paris. With four gold and three bronze medals she was the most decorated athlete across all sports at the 2020 Summer Olympics, and tied for the most medals won by a woman in a single Olympic Games. She also won 20 medals, including five gold medals, at the World Aquatics Championships; and a record 20 medals, including 14 gold, at the Commonwealth Games.
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.
Evgeny Mikhailovich Rylov is a Russian competitive swimmer and Olympic champion specializing in backstroke events. He won three gold medals at the 2014 Summer Youth Olympics in Nanjing, and a bronze medal at his senior international debut at the 2015 World Championships in Kazan. He also won a bronze medal at the 2016 Summer Olympics in Rio de Janeiro and a gold medal at the 2017 World Championships in Budapest, both were in the 200 metre backstroke event. In 2018, at the 2018 World Short Course Championships, he won gold medals in the 200 metre backstroke and 50 metre backstroke. At the 2019 World Championships, he won a gold medal in the 200 metre backstroke, silver medal in the 100 metre backstroke, and silver medal in the 50 metre backstroke. He won the gold medal in the 100 metre backstroke and 200 metre backstroke at the 2020 Summer Olympics in Tokyo.
Taylor Madison Ruck is a Canadian competitive swimmer. She won two Olympic bronze medals as part of Canada's women's 4×100 metre and 4×200 metre freestyle relay teams at the 2016 Summer Olympics in Rio de Janeiro. Ruck won eight medals at the 2018 Commonwealth Games in Gold Coast, Australia. Her eight medal performance of one gold, five silver, and two bronze tied her with three other athletes for the most all-time at a single Commonwealth Games, as well as making her the most decorated Canadian female athlete ever at a single Commonwealth Games. Ruck is the all-time leading medallist at the FINA World Junior Swimming Championships having won nine gold, two silver, and two bronze over the course of the 2015 and 2017 editions.
Kyle Chalmers, is an Australian competitive swimmer. He is a world record holder in the short course 100 metre freestyle, 4×100 metre medley relay, and long course 4×100 metre mixed freestyle relay. He is the Oceanian and Australian record holder in the short course 50 metre butterfly and 50 metre freestyle.
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.
Kylie Jacqueline Masse is a Canadian competitive swimmer. A noted backstroke specialist, she is a five-time Olympic medallist, three-time World Aquatics champion, three-time Commonwealth Games gold medallist, and the 2018 Pan Pacific champion in the 100 metre backstroke. She is currently the captain for the Toronto Titans of the International Swimming League.
Simone Sabbioni is an Italian competitive swimmer and two-time Olympian who competed at the 2016 Olympics and the 2020 Olympics. He is a former Italian record holder in the short course 50 metre backstroke, 100 metre backstroke, 200 metre backstroke, 4×50 metre medley relay and the long course 100 metre backstroke.
Corey Charles Garth Main is a New Zealand swimmer who qualified to compete at the 2016 Summer Olympics to be held in Rio de Janeiro, Brazil, in the men's 100 metre backstroke.
Kaylee Rochelle McKeown is an Australian swimmer and quintuple Olympic gold medalist. She is the reigning Olympic champion in the 100 and 200 metres backstroke. She is the world record holder in the long course 50 metre backstroke, the short course 100 metre backstroke and both the long course and short course 200 metre backstroke. She won gold in both the 100 metre and 200 metre backstroke at both the 2020 and 2024 Olympics. In 2023, she was named as the "Best Female Swimmer of the Year" by World Aquatics, after sweeping gold in all three events of backstroke at all three World Cup legs, held in Berlin, Athens and Budapest in October, 2023.
Shaine Casas is an American professional swimmer. He is an Americas record holder in the short course 4×50 meter medley relay, swimming the butterfly leg of the relay. At the 2021 World Short Course Championships, he won the gold medal in the 100-meter backstroke, a silver medal in the 200-meter backstroke, and placed seventh in the 50-meter backstroke. In 2022, at the year's World Aquatics Championships, he won the bronze medal in the 200-metre backstroke. Later in the year, at the 2022 World Short Course Championships, he won the silver medal in the 200-metre backstroke and placed fourth in the finals of the 100-meter individual medley and 200-meter individual medley.
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