Michael George Klim, OAM is an Australian swimmer, Olympic gold medallist, world champion, and former world record-holder of the 1990s and 2000s. He is known as the creator of straight arm freestyle.
Lars Arne Frölander is a Swedish swimmer. He has competed in six consecutive Olympic Games.
Ryan John Pini MBE is a 4-time Olympic swimmer from Papua New Guinea. He swam for PNG at the 2004, 2008, 2012, and 2016 Olympics; also serving as the PNG flagbearer in 2008 and 2016. He is the first PNG swimmer ever to reach an Olympic final.
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.
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.
Tyler Tennant McGill is an American former competition swimmer who is a butterfly specialist and has been a member of two world champion relay teams from the United States. He was a member of the 2012 United States Olympic Team 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.
Steffen Deibler is a German former competitive swimmer from Biberach an der Riß. From 2009 to 2018 he was the world record holder for the 50 m butterfly.
Kenneth King-him To was a Hong Kong Australian swimmer who practised individual medley, freestyle, butterfly and breaststroke. He won 6 medals at the 2010 Summer Youth Olympics, was the male overall winner of the 2012 FINA Swimming World Cup and was a World Championships silver medallist. He was the holder of 16 Hong Kong national swimming records.
Pavel Paulavich Sankovich is a Belarusian swimmer, who specialized in sprint backstroke and butterfly events. He represented his native Belarus in three editions of the Olympic Games, and has won a total of seven bronze medals in major international competition, in both the long and short course European Championships.
Florent Manaudou is a French competitive swimmer, an Olympic champion of the 50-meter freestyle at the 2012 London Olympics, and the younger brother of Laure Manaudou, a 2004 Olympic gold medalist in swimming. He competes for the Energy Standard Swim Club in the International Swimming League.
Kristian Tsvetanov Gkolomeev is a Greek swimmer. He specializes in sprint freestyle and butterfly events.
Yauhen Mikalaevich Tsurkin is a Belarusian swimmer, who specialized in sprint freestyle and butterfly events.
Christopher Duenas is an Olympic and national record holding swimmer from Guam. He has swum for Guam at the:
Serhiy Mykolaiovych Advena is a Ukrainian former swimmer who specializes in the freestyle and butterfly swimming styles. He is a two-time Olympian, and a multiple-time Ukrainian record holder in both 100 and 200 m butterfly. He also helped out the Ukrainian team to upset their American rivals and claim the medley relay title (3:38.49) at the 2005 Summer Universiade in Izmir, Turkey.
Alexei Puninski is a Russian-born Croatian former swimmer, who specialized in freestyle and butterfly events, and an entrepreneur. His family moved from Russia to Croatia in 1999. He represented Croatia at the 2008 Summer Olympics, and has claimed multiple Croatian championship titles and national records in both the freestyle and butterfly. He has also won a career total of three medals in a major international competition, spanning the European Junior Championships and European Short Course Championships in Helsinki, Finland, with respective times of 24.57 and 23.21.
Ravil Nachaev is an Uzbek former swimmer, who specialized in sprint freestyle and butterfly events. He is a three-time Olympian, and a gold medalist in the 50 m freestyle at the 2002 Asian Games in Busan, South Korea.
Michal Rubáček is a Czech swimmer, who specialized in butterfly events. He is a two-time Olympian, and a multiple-time Czech national record holder for the butterfly events.
The men's 100 metre butterfly event at the 2016 Summer Olympics took place on 11–12 August at the Olympic Aquatics Stadium.
Kristóf Milák is a Hungarian swimmer. He is the current holder of the world record in the long course 200 metre butterfly and the European record in the long course 100 metre butterfly. At his first Olympic Games, the 2020 Summer Olympics, he won a gold medal in the 200 metre butterfly and a silver medal in the 100 metre butterfly. He has also won three gold medals and one silver at the World Aquatic Championships, as well as three gold medals at the European Aquatics Championships. He was the gold medalist in the 400 metre freestyle, 200 metre freestyle, and 200 metre butterfly events at the 2018 Summer Youth Olympics.
