Sri Lanka at the 2012 Summer Olympics 50 metre rifle prone competitions in the qualifying round but did not score enough points to advance. Neither Unamboowe nor Udugampola, competing in the men's 100 metre backstroke and women's 100 metre freestyle, were fast enough to advance beyond their initial heats. Sri Lanka participated in sixteen Olympic Games between its debut at the 1948 Summer Olympics in London, United Kingdom and the 2012 Olympic Games held in the same city. The sole exception was the 1976 Summer Olympics in Montreal. Though it was widely believed the country was participating in a boycott relating to the tour of South Africa
Summer Olympic Games the 2020 Summer Olympics, when it will become the first city outside the Western world to have hosted the Summer Olympics more than once, having already hosted the Games in 1964. The other countries that have hosted the Summer Olympics are Belgium, Brazil, China, Canada, Finland, Italy, Mexico, Netherlands, South Korea, Spain, Soviet Union, and Sweden; each of these countries has hosted the Summer Games on just one occasion. Asia has hosted the Summer Olympics three times, in Tokyo, Japan (1964), Seoul, South Korea (1988), and Beijing, China (2008); Asia will host the Games for a fourth time in 2020