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.
Guy Marcos Barnea is an Israeli swimmer who represented Israel at the 2008 Summer Olympics, and has won three medals at the European Championships. As of March 2016, he held the Israeli records in the long course 50m backstroke (24.64), the short course 50m backstroke (23.27), and the long course 100m butterfly (51.36).
Xu Jiayu is a Chinese competitive swimmer who specializes in the backstroke. He is the Olympic Silver medalist and twice consecutive world champion in the 100 meters backstroke.
Reshika Amali Udugampola is a former Sri Lankan freestyle swimmer and sports administrator. She is also the current secretary of the National Olympic Committee of Sri Lanka's Athletes' Commission and also serves in the marketing sub-committee of the International Olympic Committee.
Christian Diener is a German backstroke swimmer. Jörg Hoffmann is his coach.
Matthew Duncan Abeysinghe is a competitive swimmer who has represented Sri Lanka at numerous international competitions, including the 2016 and 2020 Olympics in Rio de Janeiro and Tokyo respectively.
Kimiko Shihara Raheem is a Sri Lankan national swimmer who has represented her country at several international competitions. She represented her country at the 2016 Olympic Games in Rio de Janeiro, Brazil. She won multiple gold medals at the 2016 South Asian Games in the backstroke and freestyle events. She won the highest number of medals by a Sri Lankan woman at the 2016 South Asian Games in India, and was named Best Female Athlete of the Games by the Bangladesh Sports Press Association. She is the younger sister of Mayumi Raheem and Machiko Raheem both of whom hold national records themselves. She was a semi-finalist at the 100m backstroke event at the 2014 Commonwealth Games in Glasgow. She holds numerous Sri Lankan national records and South Asian records in her name.
Cherantha De Silva is a Sri Lankan medal-winning swimmer, who has represented his country at 6 World Aquatics Championships, 3 FINA World Cup's, 2 Commonwealth Games(becoming a finalist), 1 Asian Games as well as 1 South Asian Games, winning 7 medals. De Silva shattered 10 Sri Lankan national records and 4 internationally recognized records . Further, De Silva qualified with 4 World championship B standards(B cuts) for the 2018, 14th FINA World Swimming Championships held in Hangzhou, China. He narrowly missed the A standard in the 50m Butterfly (SCM) clocking 23.48. While the A standard could have made history for Sri Lanka as the first Sri Lankan to achieve the A standard he missed it by 0.2 seconds. Also, De Silva was bestowed the "Best Sportsman of the Year" award at the school level, provincial and Sri Lanka school level.
Kyle Abeysinghe is a Sri Lankan national swimmer who has represented his country at several international competitions. Domestically, Abeysinghe holds numerous national records, has been a national champion multiple times, and is a member of the Killer Whale Aquatic Club, coached by his father, Manoj Abeysinghe. At the 2017 Youth Commonwealth Games in Nassau, Bahamas, Abeysinghe won two silver medals in the 50m and 100m freestyle, becoming the only Sri Lankan swimmer to achieve this feat.
The swimming competitions at the 2017 Commonwealth Youth Games in Nassau, The Bahamas took place from 19 to 22 July at the Betty Kelly Kenning Swim Complex. A total of 184 athletes from 45 nations contested 35 different events. Each Commonwealth Games Association was allowed to enter up to two swimmers and one relay per event. In the Games, age limits set by the Fédération Internationale de Natation (FINA) for world Junior competitions were followed, according to which the age limit for boys is set to 15–18 years and for girls its 14–17 years of age.
Sri Lanka competed at the 2018 Commonwealth Games in the Gold Coast, Australia from April 4 to April 15, 2018.
Sri Lanka participated at the 2018 Summer Youth Olympics in Buenos Aires, Argentina from 6 October to 18 October 2018.
Sri Lanka participated at the 2018 Asian Games in Jakarta and Palembang, Indonesia from 18 August to 2 September 2018.
Anastasia "Nastiya" Gorbenko is an Israeli competitive swimmer. She competes in the backstroke, breaststroke, freestyle, and medley. She has won 8 World and European championships gold medals, competed at 2 Olympic finals, broken most of the Israeli national records for women and mixed relays, and is considered to be Israel's greatest swimmer of all time. In February 2024, Gorbenko won a silver medal at the Doha World Championships in the women's 400 meters individual medley. Gorbenko represented Israel at the 2024 Summer Olympics in swimming in the 100m backstroke, 200m backstroke, 100m breaststroke, 200m individual medley, 400m individual medley, 4x200m freestyle relay, and mixed 4x100m medley relay.
Abeykoon Mudiyansalage Yupun Priyadarshana, known as Yupun Abeykoon, also referred to as Yupun Priyadarshana, is a Sri Lankan track and field athlete and a national record holder in men's 100m, men's 200m and in men's indoor 60m. On 3 July 2022, he became the first South Asian to break the 10-Second barrier for the men's 100 meters event at the Resisprint International competition, with a timing of 9.96 seconds, in La Chaux-de-Fonds, Switzerland. He currently resides in Italy as he went on a scholarship to Italy in 2015. He is also attached to the Electronic and Mechanical Engineering Regiment of the Sri Lanka Army and represents Army Sports Club. He is currently regarded as the fastest Sri Lankan man as well as fastest South Asian man in men's 100m and 200m disciplines.
Srihari Nataraj is an Indian swimmer. He represented India at the 2019 World Aquatics Championships in Gwangju, South Korea. He qualified for Tokyo Summer Olympics after FINA approved his 'A' standard qualification time in men's 100m backstroke time trial at the Sette Colli Trophy in Rome. He represented India at the 2024 Summer Olympics in Paris, France.
Hetti Thanthrige Ushan Thiwanka Perera also simply known either as Ushan Thiwanka Perera or Ushan Perera is a Sri Lankan high jumper and a Sri Lankan national record holder in men's high jump as well as in men's indoor high jump. In 2021, he served as a private with the Sri Lanka Army and was affiliated with the Sri Lanka Army Service Corps.
Teia Isabella Salvino is a Filipino–American swimmer who secured a gold medal in the Women's 100m backstroke, becoming the country's second gold medal in swimming at the 32nd Southeast Asian Games.
Ganga Seneviratne is a Sri Lankan swimmer, specialising in the backstroke.
Sri Lanka 
