Major Deshamanya Duncan M. White MBE, ED was a Sri Lankan sportsman. He was the first Ceylonese athlete to win an Olympic medal, winning silver in the 400-metre hurdles at the 1948 Summer Olympics in London, England. He was also the second South Asian to have won an Olympic medal in track and field after Norman Pritchard of India, with the third being Susanthika Jayasinghe, another Sri Lankan, who won a silver medal in the 200 metres in 2000.
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.
David Robert Carry is a Scottish former competition swimmer who represented Great Britain in the Olympics, FINA world championships and the European championships, and Scotland in the Commonwealth Games. He competed internationally in freestyle and medley swimming events. He is the winner of seven medals in major international championships. He is of Scottish-Faroese ancestry.
Liam John Tancock is an English former competitive swimmer who represented Great Britain in the Olympics, FINA world championships, and European championships, and England in the Commonwealth Games. He specialised in backstroke and individual medley events. He is a three-time world champion and a four-time Commonwealth Games gold medallist, and held the world record in the 50-metre backstroke for almost a decade.
Lote Raikabula is a New Zealand rugby player who has played both rugby union and rugby sevens. He currently plays for the All Blacks Sevens team in the IRB Sevens World Series & is the Rugby coach for Trinity College, Kandy. He has played more than 60 tournaments since his debut in 2006, playing in 20 tournament-winning teams. he has five IRB Sevens World Series medals, a Rugby World Cup Sevens title and two Commonwealth Games gold medals.
Francesca Jean Halsall is a retired English competitive swimmer who has represented Great Britain at the Olympics, FINA world championships, and European championships, and England at the Commonwealth Games. She competed primarily in freestyle and butterfly events.
James Francis Goddard is a Seychelles-born British competitive swimmer and backstroker who represented Great Britain in the Olympics, FINA world championships and European championships, and swam for England in the Commonwealth Games.
David Harvey Dunford is a swimmer from Kenya who specializes in sprint freestyle. He is an African champion, Commonwealth Games finalist and the second Kenyan swimmer in history to qualify for the Olympic Games.
Marco Antonio Loughran is an English-born British competitive swimmer who has represented Great Britain at the Olympics and FINA world championships, European Championships and Wales in the Commonwealth Games. He has also competed under Team Europe at Duel in the Pool 2011.
Sri Lanka participated at the 2012 Summer Olympics in London, which was held from 27 July to 12 August 2012. The country's participation at London marked its sixteenth appearance in the Summer Olympics since its debut at the 1948 Summer Olympics, having missed only the 1976 Games. The delegation consisted of seven competitors: two athletics competitors, two badminton players one shooter and two short-distance swimmers. Cooray, Samarakoon and Karunaratne qualified for the Games by meeting their respective qualifying standards; the remainder of the team entered through wildcard or quota places. Karunarante was the flag bearer for the opening and closing ceremonies.
Paul James Kingsman is a swimmer and Olympic medalist from New Zealand. He participated at the 1988 Summer Olympics, winning a bronze medal in 200 metre backstroke. He also competed at the 1984 Summer Olympics.
Mitchell Ivey is a former American international swimmer who was a backstroke specialist and Olympic medalist. Ivey later became a prominent Olympic and college swimming coach.
Joseph Peter "Joe" Roebuck is an English swimmer.
David McKeon is an Australian competition swimmer. At the 2012 Summer Olympics in London, he competed in the men's 400-metre freestyle, finishing in 14th place in the heats, failing to reach the final.
Calum George Jarvis is a Welsh competitive swimmer who has represented Great Britain in World Championships and the Olympics, and Wales in the Commonwealth Games. Jarvis competes primarily in freestyle and backstroke events. In 2014, he competed at the Commonwealth Games in Glasgow as part of the Welsh team, winning the bronze medal in the 200m freestyle.
Molly Renshaw is an English breaststroke swimmer. In 2016, she won the 200 metres breaststroke at the 2016 FINA World Swimming Championships (25m).
Corey Charles Garth Main is a New Zealand swimmer who qualified to compete at the 2016 Summer Olympics to be held in Rio de Janeiro, Brazil, in the men's 100 metre backstroke.
Kyle Abeysinghe is a Sri Lankan national swimmer who has represented his country at several international competitions. At the domestic level, Abeysinghe holds numerous national records, has been national champion several times, and is a member of the Killer Whale Aquatic Club, under his coach and father, Manoj Abeysinghe. At the 2017 Youth Commonwealth Games in Nassau, Bahamas, Abeysinghe won two silver medals in the 50m and the 100m Freetyle, becoming the only Sri Lankan in swimming to achieve this feat.
Malcolm Bulner is a Sri Lankan-Australian former welterweight boxer.
Ukku Banda Unamboowe was a Ceylonese politician.
Sri Lanka 
