Oussama "Ous" Mellouli is a Tunisian swimmer who competes in the freestyle and medley events. He is a three-time Olympic medalist, is an African record holder, and trains with the USC Trojans team based at the University of Southern California, where he studied as a computer science undergraduate and swam collegiately.
The first world record in the 400 metres individual medley in long course (50 metres) swimming was recognized by the International Swimming Federation (FINA) in 1957, followed by the women a year later. In the short course (25 metres) swimming events the world's governing body recognizes world records since March 3, 1991.
Mireia Belmonte García is a Spanish Olympic, world, and European champion swimmer. She is the world record holder in the short course 200 metre butterfly and 400 metre individual medley. Formerly, she held the world record in the short course 400 metre freestyle, 800 metre freestyle, and 1500 metre freestyle. She was the first Spanish woman to win a gold medal in swimming at an Olympic Games and is widely considered to be the greatest Spanish swimmer of all time.
Katinka Hosszú is a Hungarian competitive swimmer specialized in individual medley events. She is a three-time Olympic champion and a nine-time long-course world champion. She is the owner of a Budapest-based swim school and swim club called Iron Swim Budapest, and a co-owner and captain of Team Iron, founding member of the International Swimming League.
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.
The men's 400 metre individual medley event at the 2012 Summer Olympics took place on 28 July at the London Aquatics Centre in London, United Kingdom.
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.
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.
Emily Overholt is a Canadian former competitive swimmer. She has won bronze medals at the Olympic Games and FINA World Aquatics Championships, as well as a silver at the Commonwealth Games and three Pan American Games medals. Overholt also won three gold and a silver at the 2013 Canada Games as a representative for British Columbia.
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 women's 400 metre freestyle event at the 2016 Summer Olympics took place on 7 August, at the Olympic Aquatics Stadium.
The women's 400 metre individual medley event at the 2016 Summer Olympics took place on 6 August at the Olympic Aquatics Stadium.
Shi Jinglin is a Chinese competitive swimmer who specializes in the breaststroke events. She has produced a tally of five medals, two golds and three bronze, in major international competition, spanning the Olympic Games, Asian Games, and World Championships. At the 2014 Asian Games, Shi broke a meet record to claim the gold medal in the 100 m breaststroke.
Jay Litherland is an American competition swimmer of both Japanese and New Zealand descent. He represents DC Trident which is part of the International Swimming League. He won the silver medal in the Men's 400 Individual Medley at the 2020 Tokyo Olympics in a time of 4:10.28. He was a World University Games gold medalist at the 2015 Summer Universiade and a bronze medalist at the FINA World Junior Swimming Championships. Litherland competed for the University of Georgia in American collegiate swimming.
The men's 400 metre individual medley competition at the 2018 Pan Pacific Swimming Championships took place on August 9 at the Tokyo Tatsumi International Swimming Center. The defending champion was Kosuke Hagino of Japan.
The men's 200 metre individual medley event at the 2020 Summer Olympics was held from 28 to 30 July 2021 at the Tokyo Aquatics Centre. It was the event's twelfth appearance, having been first held in 1968 and 1972 and then at every edition since 1984.
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 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.
Brendon Smith is an Australian swimmer. He won the bronze medal in the 400 metre individual medley at the 2020 Summer Olympics and has competed in the Summer Universiade and the 2021 Australian Swimming Trials.
