The Women's 200m Individual Medley at the 2007 World Aquatics Championships took place on 25 March and the evening of 26 March (finals) at the Rod Laver Arena in Melbourne, Australia. 50 swimmers were entered in the event, of which 49 swam.
The men's 200 metre butterfly at the 2007 World Aquatics Championships took place on 27 March and on the evening of 28 March (final) at Rod Laver Arena in Melbourne, Australia. 64 swimmers were entered in the event, of which 62 swam.
The Women's 400m Individual Medley (IM) at the 2007 World Aquatics Championships took place on 1 April at the Rod Laver Arena in Melbourne, Australia. As the event was over 200 meters in length, no semifinals were held in it and the top 8 swimmers from the preliminary heats advance directly to the single final heat. 40 swimmers were entered in the event, of which 48 swam.
The men's 400 metre individual medley (IM) at the 2007 World Aquatics Championships took place on 1 April at the Rod Laver Arena in Melbourne, Australia. As the event was over 400 meters in length, no semifinals were held in it and the top 8 swimmers from the preliminary heats advance directly to the single final heat. 50 swimmers were entered in the event, of which 49 swam.
The men's 200 metre individual medley (IM) at the 2007 World Aquatics Championships took place on 28 March and on the evening of 29 March (final) at Rod Laver Arena in Melbourne, Australia. 79 swimmers were entered in the event, of which 74 swam.
The men's 200 metre breaststroke at the 2007 World Aquatics Championships took place on 29 March and on the evening of 30 March (final) at Rod Laver Arena in Melbourne, Australia. 85 swimmers were entered in the event, of which 79 swam.
The heats for the women's 200 m freestyle race at the 2009 World Championships took place in the morning and evening of 28 July and the final took place in the evening session of 29 July at the Foro Italico in Rome, Italy.
The heats for the men's 200 metre butterfly race at the 2009 World Championships took place in the morning of 28 July, with the final in the evening session of 29 July at the Foro Italico in Rome, Italy.
The women's 200 m butterfly at the 2009 World Championships took place on 29 July and on the evening of 30 July (finals) at the Foro Italico in Rome, Italy.
The men's 200 metre backstroke at the 2007 World Aquatics Championships took place on 29 March and 30 March (final) at Rod Laver Arena in Melbourne, Australia. 57 swimmers were entered in the event, of which 55 swam.
The Men's 200 Individual Medley event at the 2005 FINA World Aquatics Championships was swum 27 – 28 July 2005 in Montreal, Quebec, Canada. Preliminary and Semifinal heats were 27 July; the Final 28 July. The top-16 swimmers from the Prelims in the morning advanced to the 1 of 2 Seminfinal in the evening; the top-8 swimmers from the Semifinals then advanced to the Final the next evening.
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.
Kieran Smith is an American swimmer specializing in freestyle and individual medley events. He currently co-holds short course world records in the 4×200 meter freestyle relay and the 4×100 meter medley relay. He is the Americas record holder in the long course 400 meter freestyle and the American record holder in the 500 yard freestyle. In the 400 meter freestyle, he won the bronze medal at the 2020 Summer Olympics and the gold medal at the 2022 World Short Course Championships. Following a fourth-place finish in the 4×200 meter freestyle relay at the 2020 Summer Olympics, he won gold medals in the event at the 2021 World Short Course Championships, 2022 World Aquatics Championships, and the 2022 World Short Course Championships.
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.
Léon Marchand is a French swimmer and a member of the Arizona State Sun Devils swim team. He is the World record holder in the long course 400 metre individual medley and the French record holder in the long course 200 metre individual medley, 200 metre butterfly and 200 metre breaststroke. He competed in the 400 metre individual medley at the 2020 Summer Olympics, placing sixth in the final. At the 2022 NCAA Division I Men's Swimming and Diving Championships, he won NCAA titles in the 200 yard breaststroke and 200 yard individual medley. He won the gold medal in the 400 metre individual medley and the 200 metre individual medley and the silver medal in the 200 metre butterfly at the 2022 World Aquatics Championships. At the 2023 NCAA Division I Men's Swimming and Diving Championships, he won NCAA titles in the 200 yard breaststroke, 200 yard individual medley, and 400 yard individual medley.
Trenton Jeffrey Julian is an American competitive swimmer. He is a world record holder in the short course 4×200 meter freestyle relay and 4×100 meter medley relay. He won a gold medal in the 4×200 meter freestyle relay at the 2019 World University Games. He followed up with gold medals in the 4×200 meter freestyle relay at the 2021 World Short Course Championships, 2022 World Aquatic Championships, and 2022 World Short Course Championships. In the 4×100 meter medley relay, he won a world title and gold medal at the 2022 World Short Course Championships, swimming butterfly on each the prelims and finals relay.
