Ryan Steven Lochte is an American competition swimmer and 12-time Olympic medalist. Along with Natalie Coughlin, Dara Torres, and Jenny Thompson, he is the second-most decorated swimmer in Olympic history measured by total number of medals, behind only Michael Phelps. Lochte's seven individual Olympic medals rank second in history in men's swimming, tied for second among all Olympic swimmers. He currently holds the world records in the 200-meter individual medley. As part of the American teams, he also holds the world record in the 4×200-meter freestyle and 4×100-meter freestyle (mixed) relay.
Nathan Ghar-jun Adrian is an American competitive swimmer and five-time Olympic gold medalist who formerly held the American record in the long course 50-meter freestyle event.
David Walters, also known as Dave Walters, is an American former competition swimmer, Olympic gold medalist, and world record-holder in the 4x200 meter freestyler relay. At the 2008 Summer Olympics, Walters earned a gold medal by swimming in the heats of the 4×200-meter freestyle relay. As part of the American team, he also formerly held the world record in the 4×100-meter medley relay. Walters is also a seven-time medalist at the World Aquatics Championships.
Michael Fred Phelps II is an American former competitive swimmer. He is the most successful and most decorated Olympian of all time with a total of 28 medals. Phelps also holds the all-time records for Olympic gold medals (23), Olympic gold medals in individual events (13), and Olympic medals in individual events (16). At the 2004 Summer Olympics in Athens, Phelps tied the record of eight medals of any color at a single Games, held by gymnast Alexander Dityatin, by winning six gold and two bronze medals. Four years later, when he won eight gold medals at the 2008 Beijing Games, he broke fellow American swimmer Mark Spitz's 1972 record of seven first-place finishes at any single Olympic Games. At the 2012 Summer Olympics in London, Phelps won four gold and two silver medals, and at the 2016 Summer Olympics in Rio de Janeiro, he won five gold medals and one silver. This made him the most successful athlete of the Games for the fourth Olympics in a row.
Chad Guy Bertrand le Clos, OIS is a South African competitive swimmer who is an Olympic, World and Commonwealth Games champion. He is the African record, Commonwealth record, and South African record holder in the short course and long course 200-metre butterfly and the short course 100-metre butterfly. He also holds the African records and South African records in the long course 200-metre freestyle and 100-metre butterfly, and the short course 100-metre freestyle. Formerly, he was a world record holder in the short course 100-metre butterfly and 200-metre butterfly.
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.
The men's 200 metre individual medley competition of the swimming events at the 2011 World Aquatics Championships took place July 27 and 28. The heats and semifinals took place July 27 and the final was held July 28.
The men's 200 metre individual medley event at the 2012 Summer Olympics took place on 1–2 August at the London Aquatics Centre in London, United Kingdom.
Ryan Fitzgerald MurphyOLY is an American competitive swimmer specializing in backstroke. He is a four-time Olympic gold medalist and the former world-record holder in the men's 100-meter backstroke.
Kosuke Hagino is a Japanese former competitive swimmer who specialized in the individual medley and 200 m freestyle. He is a four-time Olympic medalist, most notably winning gold in the 400 m individual medley at the 2016 Summer Olympics.
Daiya Seto is a Japanese professional swimmer who specializes in individual medley, butterfly, breaststroke, and freestyle events. He holds the world record in the short course 400-metre individual medley and formerly held the world record in the short course 200-metre butterfly. He won the gold medal in the 400-metre individual medley at the 2012, 2014, 2016, 2018, 2021, and 2022 world short course championships, as well as at the 2013, 2015, and 2019 world long course championships.
Emma Jennifer McKeon, is an Australian competitive swimmer. She is an eight-time world record holder, three current and five former, in relays. Her total career haul of 11 Olympic medals following the 2020 Olympic Games made her Australia's most decorated Olympian and included one gold medal from the 2016 Summer Olympics in Rio de Janeiro and four gold medals from the 2020 Summer Olympics in Tokyo. 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 has 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.
The men's 200 metre individual medley event at the 2016 Summer Olympics took place on 10–11 August at the Olympic Aquatics Stadium.
The men's 50 metre freestyle event at the 2020 Summer Olympics was held from 30 July to 1 August 2021 at the Tokyo Aquatics Centre. It was the event's tenth appearance, first held in 1904 and then at every edition since 1988. The event is nicknamed the "splash and dash" event.
The men's 100 metre freestyle event at the 2020 Summer Olympics was held from 27 to 29 July 2021 at the Tokyo Aquatics Centre. There were approximately 60 competitors from approximately 45 nations, with the ultimate numbers determined through the ongoing selection process, including universality places.
The men's 200 metre freestyle event at the 2020 Summer Olympics was held from 25 to 27 July 2021 at the Tokyo Aquatics Centre. There were 39 competitors from 30 nations, with the ultimate numbers determined through the ongoing selection process, including universality places.
The women's 200 metre freestyle event at the 2020 Summer Olympics was held from 26 to 28 July 2021 at the Tokyo Aquatics Centre. It was the event's fourteenth consecutive appearance, having been held at every edition since 1968.
The men's 200 metre backstroke event at the 2020 Summer Olympics was held from 28 to 30 July 2021 at the Tokyo Aquatics Centre. There will be approximately 30 competitors from approximately 20 nations, with the ultimate numbers determined through the ongoing selection process, including universality places.
The men's 400 metre individual medley event at the 2020 Summer Olympics was held on 24 and 25 July 2021 at the Tokyo Aquatics Centre. It was the event's fifteenth consecutive appearance, having been held at every edition since 1964.
The women's 200 metre individual medley event at the 2020 Summer Olympics was held from 26 to 28 July 2021 at the Tokyo Aquatics Centre. It will be the event's twelfth appearance, having been first held in 1968 and 1972 and then at every edition since 1984.
