The Bahamas competed at the 2004 Summer Olympics in Athens, Greece, from 13 to 29 August 2004. This was the nation's fourteenth appearance at the Olympics, except the 1980 Summer Olympics in Moscow because of the United States boycott.
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.
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.
Poland competed at the 2012 Summer Olympics in London, from 27 July to 12 August 2012. This was the nation's twentieth appearance at the Summer Olympics, having missed the 1984 Summer Olympics in Los Angeles because of the Soviet boycott. The Polish Olympic Committee sent a total of 218 athletes to the Games, 130 men and 88 women, to compete in 22 sports.
Slovakia competed in the 2012 Summer Olympics in London, from 27 July to 12 August 2012. This was the nation's fifth consecutive appearance at the Summer Olympics. The Slovak Olympic Committee sent a total of 47 athletes to the Games, 26 men and 21 women, to compete in 11 sports. There was only a single competitor in badminton, judo, triathlon, and weightlifting.
Thailand competed at the 2012 Summer Olympics in London, from 27 July to 12 August 2012. This was the nation's fifteenth appearance at the Olympics, except the 1980 Summer Olympics in Moscow because of its support for the United States boycott.
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.
Jamaica competed at the 2012 Summer Olympics in London, from 27 July to 12 August 2012. This was Jamaica's most successful performance in the Summer Olympics; it was approximately the same size from the previous games with a delegation of 50 athletes, and its athletes broke the nation's record for the number of medals, won in a single games. Jamaica's participation in London marked its sixteenth appearance as an independent nation, although it had previously competed in four other games as a British colony, and as part of the West Indies Federation. Usain Bolt became the nation's greatest highlight of these games, having won three of Jamaica's four gold medals at London, and breaking an Olympic and world record in two of the three events in which he participated. Because of his repeated successes for the most medals and records, Bolt became Jamaica's first male flag bearer at the opening ceremony since 1984.
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.
Trinidad and Tobago competed at the 2012 Summer Olympics in London, United Kingdom from 27 July to 12 August 2012. This was Trinidad and Tobago's most successful Summer Olympics. It was the nation's largest ever delegation sent to the Olympics, with a total of 30 athletes, 21 men and 9 women, in 6 sports. Trinidad and Tobago's participation in these games marked its sixteenth Olympic appearance as an independent nation, although it had previously competed in four other games as a British colony, and as part of the West Indies Federation. The nation was awarded four Olympic medals based on the efforts by the athletes who competed in the track and field. Javelin thrower Keshorn Walcott became the first Trinidadian athlete to win an Olympic gold medal since the 1976 Summer Olympics in Montreal, where Hasely Crawford won for the sprint event. Marc Burns, a four-time Olympic athlete and a relay sprinter who led his team by winning the silver medal in Beijing, was the nation's flag bearer at the opening ceremony.
Panama competed at the 2012 Summer Olympics in London, from 27 July to 12 August 2012. This was the nation's sixteenth appearance at the Olympics since its debut in 1920. Panama did not compete on four occasions, including the 1980 Summer Olympics in Moscow, because of its partial support of the United States boycott.
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.
Puerto Rico competed at the 2012 Summer Olympics in London, United Kingdom from July 27 to August 12, 2012. This was the nation's seventeenth consecutive appearance at the Olympics.
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.
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.
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.
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.
The Bahamas, officially the Commonwealth of The Bahamas, competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. The nation's participation at these Games marked its seventeenth appearance as an independent nation.
Botswana competed at the 2016 Summer Olympics in Rio de Janeiro, from 5 to 21 August 2016. This was the nation's tenth consecutive appearance at the Summer Olympics.
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.
