San Marino competed 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 thirteenth appearance in the Summer Olympics since its début at the 1960 Summer Olympics. The delegation sent by the Sammarinese National Olympic Committee consisted of four athletes: sprinter Martina Pretelli, archer Emanuele Guidi, trap shooter Alessandra Perilli and short-distance swimmer Clelia Tini.
Alessandra Perilli is a professional target shooter. Born in Italy, she represents San Marino internationally. Her hometown is Borgo Maggiore. She finished 4th after a draw for 2nd place with a French and a Slovakian shooter in the Women's trap at the 2012 Summer Olympics. She won San Marino's first ever Olympic medal, a bronze, in Women's Trap at the 2020 Summer Olympics.
Slovenia competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. This was the nation's seventh consecutive appearance at the Summer Olympics as an independent nation.
Guatemala competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. This was the nation's fourteenth appearance at the Summer Olympics since its debut in 1952, despite failing to register any athletes in three other editions.
Cyprus competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. This was the nation's tenth consecutive appearance at the Summer Olympics.
El Salvador competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. This was the nation's eleventh appearance at the Summer Olympics, although it first competed in 1968.
United Arab Emirates competed at the 2016 Summer Olympics in Rio de Janeiro, from 5 to 21 August 2016. This was the nation's ninth consecutive appearance at the Summer Olympics.
Angola competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. This was the nation's ninth consecutive appearance at the Summer Olympics, with the exception of the 1984 Summer Olympics in Los Angeles, because of its participation in the Soviet boycott.
Myanmar competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. This was the nation's sixteenth appearance at the Olympics, although it had previous competed in most editions under the name Burma. Myanmar did not attend the 1976 Summer Olympics in Montreal for political reasons.
Namibia competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. This was the nation's seventh consecutive appearance at the Summer Olympics.
Bolivia competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. This was the nation's fourteenth appearance at the Summer Olympics, since its debut in 1936.
Saudi Arabia competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. This was the nation's eleventh appearance at the Summer Olympics.
Panama 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, since its debut in 1928.
Barbados competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. This was the nation's twelfth appearance at the Summer Olympics, with the exception of the 1980 Summer Olympics in Moscow, because of its partial support to the United States-led boycott.
Georgia competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. This was the nation's sixth consecutive appearance at the Summer Olympics in the post-Soviet era.
Armenia competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. It was the nation's sixth consecutive appearance at the Summer Olympics in the post-Soviet era.
Nicaragua competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. This was the nation's thirteenth appearance at the Summer Olympics, with the exception of the 1988 Summer Olympics in Seoul because of its partial support to the North Korean boycott.
Malta competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. This was the nation's sixteenth appearance at the Summer Olympics, since its debut in 1928, although it failed to register any athletes in five other editions.
Andorra competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. This was the nation's eleventh consecutive appearance at the Summer Olympics.
San Marino competed at the 2020 Summer Olympics in Tokyo. Originally scheduled to take place from 24 July to 9 August 2020, the Games were postponed to 23 July to 8 August 2021, because of the COVID-19 pandemic. It was the nation's fifteenth appearance at the Summer Olympics.
