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.
Bulgaria 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, due to the COVID-19 pandemic. Bulgarian athletes have appeared in every edition of the Summer Olympics since 1924, except for three occasions: the 1948 Summer Olympics in London, and the 1932 and 1984 Summer Olympics in Los Angeles because of Bulgaria's actions in World War II and the worldwide Great Depression and Soviet boycott, respectively.
Georgia 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 seventh consecutive appearance at the Summer Olympics in the post-Soviet era.
Azerbaijan 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 seventh consecutive appearance at the Summer Olympics in the post-Soviet era.
Armenia 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 seventh consecutive appearance at the Summer Olympics in the post-Soviet era.
Greece competed at the 2024 Summer Olympics in Paris, from 26 July to 11 August 2024, with a team of 101 athletes in 17 sports. Greek athletes have appeared in every Summer Olympic Games of the modern era, alongside Australia, France, Great Britain, and Switzerland. As the progenitor nation of the Olympic Games and in keeping with the tradition, Greece entered first at Place du Trocadéro during the parade of nations segment of the opening ceremony.
Dominican Republic competed at the 2024 Summer Olympics in Paris from 26 July to 11 August 2024. It was the nation's sixteenth consecutive appearance at the Summer Olympics.
Venezuela competed at the 2024 Summer Olympics in Paris from 26 July to 11 August 2024. It was the nation's twentieth consecutive appearance at the Summer Olympics. Venezuela failed to win a single Olympic medal for the first time since the 2000 Summer Olympics. Raiber Rodríguez fell short of his bronze medal match in the Wrestling at the 2024 Summer Olympics – Men's Greco-Roman 60 kg, losing out to Ri Se-ung of North Korea.
Cuba competed at the 2024 Summer Olympics in Paris from 26 July to 11 August 2024. It was the nation's twenty-second appearance at the Summer Olympics. The 2024 Cuban delegation was smaller than their 2020 delegation, which was previously their smallest delegation since 1964. It was also the second time since 1964 that the Cuban delegation had fewer than one hundred athletes.
Norway competed at the 2024 Summer Olympics in Paris from 26 July to 11 August 2024. Norwegian athletes have appeared in every edition of the Summer Olympic Games, except for the 1980 Summer Olympics in Moscow because of the country's support for the United States-led boycott.
Ecuador competed at the 2024 Summer Olympics in Paris from 26 July to 11 August 2024. It was the nation's sixteenth appearance at the Summer Olympics and, in terms of number of medals, its most successful one.
Slovakia competed at the 2024 Summer Olympics in Paris from 26 July to 11 August 2024. It was the nation's eighth consecutive appearance at the Summer Olympics after gaining its independence from the former Czechoslovakia.
South Korea, officially the Republic of Korea, competed at the 2024 Summer Olympics in Paris from 26 July to 11 August 2024. It was the nation's nineteenth appearance at the Summer Olympics.
Azerbaijan competed at the 2024 Summer Olympics in France, that took place from 26 July to 11 August 2024. It was the nation's eighth consecutive appearance at the Summer Olympics in the post-Soviet era. Azerbaijani athletes won two gold, two silver and three bronze medals during the competition.
Kazakhstan competed at the 2024 Summer Olympics in Paris from 26 July to 11 August 2024. It was the nation's eighth consecutive appearance at the Summer Olympics in the post-Soviet era.
Georgia competed at the 2024 Summer Olympics in Paris from 26 July to 11 August 2024. It was the nation's eighth consecutive appearance at the Summer Olympics in the post-Soviet era.
Algeria competed at the 2024 Summer Olympics in Paris from 26 July to 11 August 2024. Since the nation's official debut in 1964, Algerian athletes have competed in every edition of the Summer Olympic Games, except Montreal 1976, as part of the Congolese-led boycott.
Moldova, officially the Republic of Moldova, competed at the 2024 Summer Olympics in Paris, France, from 26 July to 11 August 2024. It was the nation's eighth consecutive appearance at the Summer Olympics in the post-Soviet era.
Albania competed at the 2024 Summer Olympics in Paris from 26 July to 11 August 2024, represented by the Albanian National Olympic Committee (KOKSH). It signified the nation's tenth appearance at the summer Olympics, since the official debut in 1972, except for 1976, 1980 due to the US led boycott, 1984 due to USSR led boycott, 1988, the nation's return for the Olympics in 1992.
Mongolia competed at the 2024 Summer Olympics in Paris from 26 July to 11 August 2024. Since the nation's debut in 1964, Mongolian athletes have appeared in every edition of the Summer Olympic Games, with the exception of the 1984 Summer Olympics in Los Angeles, because of its support of the Soviet boycott.
Russian Empire (1900–1912)
Soviet Union (1952–1988)
Unified Team (1992)
