César Augusto Cielo Filho is a Brazilian competitive swimmer who specializes in sprint events. He is the most successful Brazilian swimmer in history, having obtained three Olympic medals, winning six individual World Championship gold medals and breaking two world records.
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.
Jessica Adele Hardy Meichtry is an American competition swimmer who specializes in breaststroke and freestyle events. Hardy earned a bronze medal in the 4×100-meter freestyle and a gold medal in the 4×100-meter medley relays at the 2012 Summer Olympics.
Gabriel Semain Vasconcellos Mangabeira is a Brazilian competition swimmer who qualified for the men's 100-metre butterfly at both the 2004 Summer Olympics and the 2008 Summer Olympics. Mangabeira also won a silver medal in the 100-metre butterfly at the 2007 Pan American Games.
Felipe Alves França da Silva is a Brazilian breaststroke swimmer, who competed for his country in three Olympic Games.
Nicholas Araújo Dias dos Santos is a Brazilian competitive swimmer who specializes in freestyle and butterfly sprint events. He swims for Esporte Clube Pinheiros. He swam the 50-metre freestyle at the 2008 Summer Olympics and was a member of the Brazilian 4×100-meter freestyle team at the 2012 Summer Olympics. At the 50-metre butterfly, he is the World Record holder in Short Course, and he was the Americas Record Holder in Long Course.
Guilherme Augusto Guido is a Brazilian backstroke swimmer who specializes in sprint events. He was twice finalist in the 100 metre backstroke in World Championships
Nicholas Brewer Thoman is an American competition swimmer who specializes in the backstroke and is an Olympic gold medalist. He has won two world championships as a member of winning United States medley relay teams at the FINA World Aquatics Championships. From 2009 to 2015 he held the world record in the 100-meter backstroke. Thoman has won a total of ten medals in major international competition, four gold, three silver, and three bronze spanning the Olympics, World Championships, Pan Pacific Championships, Pan American Games, and the Summer Universiade. He was a member of the 2012 U.S. Olympic team, and won gold and silver medals at the 2012 Summer Olympics.
Daynara Lopes Ferreira de Paula is a Brazilian butterfly swimmer.
Felipe Ferreira Lima is a Brazilian swimmer. He has six medals in World Championships: two in long course, and four in short course, highlighting his bronze medal in the 100 metre breaststroke at the 2013 World Championships. At the 2012 Summer Olympics, he competed in the men's 100 metre breaststroke, finishing in 8th place in his semi-final and failing to reach the final.
Henrique Cavalcanti Rodrigues is a Brazilian competitive swimmer.
Marcelo Chierighini is a Brazilian competitive swimmer. In the 100 metre freestyle, he was an Olympic finalist at the Rio 2016 Games, and four times in a row a finalist at the World Championships in 2013, 2015, 2017 and 2019. In the 4 x 100 metre freestyle relay he holds a silver medal at the 2017 World Championships.
João Luiz Gomes Júnior is a Brazilian breaststroke swimmer.
Etiene Pires de Medeiros is a Brazilian competitive swimmer who participates in backstroke and freestyle events. Widely regarded as the best Brazilian woman swimmer of all time, Medeiros was the first Brazilian to win an individual gold medal in a World Championship and Pan American Games, and the first to be a world record-holder in the modern era
The men's 4 × 100 metre medley relay competition at the 2010 Pan Pacific Swimming Championships took place on August 21 at the William Woollett Jr. Aquatics Center. The last champion was the United States.
The women's 4 × 100 metre medley relay competition at the 2010 Pan Pacific Swimming Championships took place on August 21 at the William Woollett Jr. Aquatics Center. The last champion was the United States.
The women's 4 × 100 metre medley relay competition at the 2014 Pan Pacific Swimming Championships took place on August 24 at the Gold Coast Aquatic Centre. The last champion was the United States.
Josiah Binnema is a Canadian swimmer.
The men's 4 × 100 metre medley relay competition at the 2018 Pan Pacific Swimming Championships took place on August 12 at the Tokyo Tatsumi International Swimming Center. The defending champion was the United States.
The women's 4 × 100 metre medley relay competition at the 2018 Pan Pacific Swimming Championships took place on August 12 at the Tokyo Tatsumi International Swimming Center. The defending champion was Australia.
