Antigua and Barbuda competed at the 2004 Summer Olympics in Athens, Greece from 13 to 29 August 2004.
Republic of Cyprus competed at the 2012 Summer Olympics in London, United Kingdom from 27 July to 12 August 2012. This was the nation's ninth consecutive appearance at the Olympics.
Finland competed at the 2012 Summer Olympics in London, from 27 July to 12 August 2012. The nation has competed at every Summer Olympic Games since its official debut in 1908. The Finnish Olympic Committee sent a total of 56 athletes to the Games, 29 men and 27 women, to compete in 14 sports. There was only a single competitor in artistic gymnastics, taekwondo, weightlifting and tennis.
Latvia competed at the 2012 Summer Olympics in London, United Kingdom from July 27 to August 12, 2012. This was the nation's tenth appearance at the Summer Olympics.
Chinese Taipei competed at the 2012 Summer Olympics in London, from 27 July to 12 August 2012. "Chinese Taipei" was the designated name used by Taiwan to participate in some international organizations and almost all sporting events, including the Olympic Games. Neither the common name "Taiwan" nor the official name "Republic of China" would be used due primarily to opposition from the People's Republic of China. This was the nation's eighth consecutive appearance at the Olympics.
Slovenia competed at the 2012 Summer Olympics in London, United Kingdom. This was the nation's sixth consecutive appearance at the Summer Olympics. The Slovenian Olympic Committee sent the nation's third-largest delegation ever to the Games. A total of 65 athletes, 28 men and 37 women, competed in 15 sports. For the first time in its Olympic history, Slovenia was represented by more female than male athletes. Slalom kayaker and multiple-time world champion Peter Kauzer was the nation's flagbearer at the opening ceremony. The London Games also featured Slovenia's Olympic debut in triathlon.
Zimbabwe competed at the 2012 Summer Olympics in London, UK from 27 July to 12 August 2012. This was the nation's ninth consecutive appearance at the Olympics, after gaining its independence from the former Rhodesia.
The Bahamas competed at the 2012 Summer Olympics in London, United Kingdom from 27 July to 12 August 2012. The Bahamas Olympic Association sent a total of 24 athletes to these Games, 14 men and 10 women, to compete only in athletics and swimming. The nation's participation at the Olympic games marked its sixteenth appearance as an independent nation.
Kenya competed at the 2012 Summer Olympics in London, from 27 July to 12 August 2012. This was the nation's thirteenth appearance at the Olympics, they did not participate in the 1976 Summer Olympics in Montreal and the 1980 Summer Olympics in Moscow because of the African and United States boycott.
Cayman Islands competed at the 2012 Summer Olympics in London, United Kingdom from 27 July to 12 August 2012. This was the nation's ninth appearance at the Olympics, except the 1980 Summer Olympics in Moscow due to the United States-led boycott.
Bosnia and Herzegovina competed at the 2012 Summer Olympics in London, United Kingdom from 27 July to 12 August 2012. This was the nation's sixth appearance at the Summer Olympics.
Bahrain competed at the 2012 Summer Olympics in London, United Kingdom from 27 July to 12 August 2012. This nation marked its eighth appearance in the Summer Olympics. However, there were concerns about the nation's participation to the games due to its recent political uprising.
Barbados competed at the 2012 Summer Olympics in London, United Kingdom from 27 July to 12 August 2012. This nation marked its eleventh appearance at the Olympic games.
Saint Lucia competed at the 2012 Summer Olympics in London, from 27 July to 12 August 2012. This was the nation's fifth consecutive appearance at the Olympics.
Benin competed at the 2012 Summer Olympics in London, United Kingdom from 27 July to 12 August 2012. This was the nation's tenth appearance at the Olympics, except the 1976 Summer Olympics in Montreal because of the African boycott.
Burundi competed at the 2012 Summer Olympics in London, United Kingdom from 27 July to 12 August 2012. This was the nation's fifth appearance at the Olympics.
Djibouti competed at the 2012 Summer Olympics in London, from July 27 to August 12, 2012. This was the nation's seventh appearance at the Olympics.
American Samoa competed at the 2012 Summer Olympics in London, United Kingdom from July 27 to August 12, 2012. This nation marked its seventh appearance at the Olympics. Five athletes from American Samoa were selected to the Games; all of them were given under Universality slots and tripartite invitation, without being qualified. Freestyle swimmer Ching Maou Wei became the nation's first male flag bearer at the opening ceremony since 1996. Among the sports played by the athletes, American Samoa also marked its Olympic return in wrestling after 16 years. American Samoa, however, has yet to win its first ever Olympic medal.
Antigua and Barbuda competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. This was the nation's tenth appearance at the Summer Olympics.
Antigua and Barbuda 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 eleventh appearance at the Summer Olympics.
