Sri Lanka competed at the 2004 Summer Olympics in Athens, Greece, from 13 to 29 August 2004.
Deshabandu Robosingho Arachchilage Don Sugath Thilakaratne, commonly as Sugath Thilakaratne, was a Sri Lankan athlete who competed in the 400 metres.
Saint Kitts and Nevis took part in the 2000 Summer Olympics, which were held in Sydney, Australia, from September 13 to October 1. The country's participation marked its second appearance at the Summer Olympics since its debut at the 1996 Summer Olympics in Atlanta. The delegation included two track and field athletes: Kim Collins and Valma Bass.
Nicole Dryden is a former competitive swimmer who represented Canada at two consecutive Summer Olympics.
The men's 400 metres event at the 1996 Summer Olympics in Atlanta, Georgia took place between 26 and 29 July. There were 62 competitors from 42 countries. The maximum number of athletes per nation had been set at 3 since the 1930 Olympic Congress.
Sri Lanka first participated at the Olympic Games in 1948, and has sent a delegation to every Summer Olympic Games since then, except for the 1976 Games. Sri Lanka has never participated in the Winter Olympic Games.
Sri Lanka competed in the 2008 Summer Olympics held in Beijing, People's Republic of China from August 8 to August 24, 2008.The Sri Lankan olympic committee confirmed 4 males and three females have been selected to compete in 5 sports. Later Chinthana Vidanage received a tripartite commission invitation to participate in weightlifting. This now brings the total count to 8 athletes competing in 6 sports.
Mohotti Arachchilage Sriyani Kulawansa-Fonseca is a retired Sri Lankan hurdler. Her personal best time was 12.91 seconds, achieved in the quarter-finals of the 1996 Summer Olympics in Atlanta.
Sri Lanka sent a delegation to compete at the 2008 Summer Paralympics in Beijing, People's Republic of China.
Sri Lanka made its Paralympic Games début at the 1996 Summer Paralympics in Atlanta, with a single athlete in track and field. The country has participated in every subsequent edition of the Summer Paralympics, but has never entered the Winter Paralympics.
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.
Niluka Karunaratne is a Sri Lankan Olympic badminton player who compete in 2012 and 2016. He was selected to captain the Sri Lankan contingent to the 2012 Summer Olympics. Karunaratne competed in five consecutives Commonwealth Games from 2002–2018.
One male athlete from Sri Lanka competed at the 1996 Summer Paralympics in Atlanta, United States.
Sri Lanka competed at the 2012 Summer Paralympics in London, United Kingdom from August 29 to September 9, 2012. Sri Lanka won their first Olympic medal; Pradeep Sanjaya won the bronze medal in the men's 400 meter sprint.
Sri Lanka competed at the 2014 Summer Youth Olympics, in Nanjing, China from 16 August to 28 August 2014. The Sri Lankan team consisted of nine athletes in six sports.
Sri Lanka National U-23 Team is the national team that participates in international football tournaments, such as the Summer Olympics and the AFC U-23 Championship representing Sri Lanka. The team has won bronze medals at the South Asian Games in 2004 and at the 2014 Lusophony Games. The Sri Lanka National U-23 Team won the silver medal at the 2006 South Asian Games, the first silver medal won by Sri Lanka at an international tournament.
Sri Lanka competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. This was the nation's seventeenth appearance at the Summer Olympics, with the exception of the 1976 Summer Olympics in Montreal. Six of the nation's Olympic editions were previously designated as Ceylon.
Pushpamali Ramanayake is a Sri Lankan sport shooter. She has competed for Sri Lanka in rifle shooting at three Olympics, and has won a gold medal with fellow shooter Malini Wickramasinghe in the air rifle pairs at the 1994 Commonwealth Games in Victoria, British Columbia, Canada.
Thilini Pramodika Hendahewa is a Sri Lankan badminton player. She competed at the 2014 Summer Youth Olympics in Nanjing, China, also at the 2014 and 2018 Commonwealth Games. Hendahewa was the women' singles champion at the 2014 Sri Lanka national championships. She won her first senior international title at the 2017 Lagos International tournament in the women's singles and doubles event. Together with Kavidi Sirimannage, she claimed the gold medal in 2019 South Asian Games.
Sri Lanka participated at the 2018 Summer Youth Olympics in Buenos Aires, Argentina from 6 October to 18 October 2018.
