Aaron Wells Peirsol is an American former competition swimmer and backstroke specialist who is a former world champion and world record-holder. He is a three-time Olympian and seven-time Olympic medalist. Individually, he currently holds the world record in the 200-meter backstroke event. In February 2011, Peirsol announced his retirement, saying, "I ended up doing everything I set out to do."
Thomas Fitzgerald Dolan is an American former competition swimmer, two-time Olympic champion, and former world record-holder.
Ryan Steven Lochte is an American professional 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.
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.
Thiago Machado Vilela Pereira is a retired Brazilian international competition swimmer. One of the greatest swimmers in the history of Brazil, Pereira won the silver medal in the 400-meter individual medley at the 2012 Summer Olympics in London, beating the then-current Olympic champion Michael Phelps. He also broke a world record in the short course 200-meter individual medley, and broke several South American and Brazilian records. During his career, he competed with swimming legends Michael Phelps and Ryan Lochte.
QI Hui is an Olympic and former world record holding breaststroke swimmer from China.
Eric Lee Shanteau is an American former competition swimmer who won two gold medals as a member of winning United States relay teams at the World Championships. He was a member of the 2008 and 2012 U.S. Olympic teams, and earned a gold medal as a member of the winning U.S. team in the 4×100-meter medley relay at the 2012 Summer Olympics in London. Shanteau formerly held the 4×100-meter medley relay world record as a member of the U.S. team that competed at the 2009 FINA World Championship in Rome.
This article includes the world record progression for the 4×100 metres medley relay, and it shows the chronological history of world record times in that competitive swimming event. The 4×100 metres medley relay is a medley race in which each of four swimmers on a team swims a 100-metre leg of the relay, each swimming a different stroke, in the following sequence:
- Backstroke ;
- Breaststroke;
- Butterfly;
- Freestyle.
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.
Scott Tyler Clary is an American former competition swimmer and Olympic gold medalist. In his Olympic debut at the 2012 Summer Olympics, Clary won gold in the 200-meter backstroke in Olympic record time. In total, he won sixteen medals in major international competitions: three gold, eight silver, and five bronze spanning the Summer Olympics, the FINA World Championships, the Pan Pacific Championships, and the Pan American Games.
Bradley Kevin Ally is a three-time Olympic swimmer from Barbados. He represented Barbados at the 2004, 2008 and 2012 Summer Olympics. He was the bronze medalist in the 200-meter individual medley at the Pan-American Games in Brazil 2007. He holds the Barbadian Record in the butterfly and individual medley events, as well as the 200-meter freestyle.
The men's 200m Butterfly event at the 2006 Central American and Caribbean Games occurred on Wednesday, July 19, 2006 at the S.U. Pedro de Heredia Aquatic Complex in Cartagena, Colombia.
The Men's 400m Individual Medley event at the 2006 Central American and Caribbean Games occurred on Tuesday, July 18, 2006 at the S.U. Pedro de Heredia Aquatic Complex in Cartagena, Colombia.
The men's 4 × 100 m Medley Relay event at the 2006 Central American and Caribbean Games occurred on Saturday, July 22, 2006 at the S.U. Pedro de Heredia Aquatic Complex in Cartagena, Colombia.
Adriana Rebeca Marmolejo Vargas is a 3-time Olympic and national record-holding swimmer from Mexico. She swam at the 2000, 2004 and 2008 Olympics, making her the first Mexican woman to swim at 3 Olympic Games. She has held the Mexican Records in the 50, 100 and 200 breaststrokes since 1998.
The women's 200m Butterfly event at the 2006 Central American and Caribbean Games occurred on Thursday, July 20, 2006, at the S.U. Pedro de Heredia Aquatic Complex in Cartagena, Colombia.
The Women's 200m Individual Medley at the 2006 Central American and Caribbean Games occurred on Friday, July 21, 2006, at the S.U. Pedro de Heredia Aquatic Complex in Cartagena, Colombia.
The Women's 400 m Individual Medley event at the 2006 Central American and Caribbean Games occurred on Monday, July 17, 2006, at the S.U. Pedro de Heredia Aquatic Complex in Cartagena, Colombia.
The Women's 4x100m Medley Relay at the 2006 Central American and Caribbean Games occurred on July 21, 2006 at the S.U. Pedro de Heredia Aquatic Complex in Cartagena, Colombia.
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.
