Belize sent a delegation to compete at the 2004 Summer Olympics in Athens, Greece, from 13 to 29 August 2004. This was the Central American country's ninth appearance at a Summer Olympic Games. The delegation consisted of two track and field athletes: Michael Aguilar and Emma Wade; neither advanced beyond the first round of their events.
Belize sent a delegation to compete at the 2000 Summer Olympics in Sydney, Australia from 15 September to 1 October 2000. This was Belize's eighth appearance at a Summer Olympic Games. The delegation sent by Belize consisted of two track and field competitors: Jayson Jones and Emma Wade. Neither advanced beyond the first round heats of their events.
British Honduras competed in the Summer Olympic Games for the first time at the 1968 Summer Olympics in Mexico City, Mexico. Seven competitors, all men, took part in six events in four sports.
British Honduras sent a delegation to compete at the 1972 Summer Olympics in Munich, West Germany from 26 August to 11 September 1972. This was the then British territory's second appearance at a Summer Olympic Games. The delegation consisted of one sport shooter, Owen Phillips, who participated in two events. He came 59th in the 50 meter pistol and 101st in the 50 meter rifle prone.
Guinea-Bissau has sent athletes to every Summer Olympic Games held since 1996, although the country has never won an Olympic medal. No athletes from Guinea-Bissau have competed in any Winter Olympic Games.
Barbados first competed at the Summer Olympic Games in 1968, and has participated in each Games since, with the exception of the 1980 Summer Olympics when Barbados joined the American-led boycott and has never competed in the Winter Olympic Games. The country's only Olympic medal is a bronze won by sprinter Obadele Thompson in the men's 100 metres at the 2000 Summer Olympics.
Suriname first participated at the Olympic Games in 1960, and has sent athletes to compete in most Summer Olympic Games since then. The nation missed the 1964 Games, and also participated in the American-led boycott of the 1980 Summer Olympics. Suriname has never participated in the Winter Olympic Games. Surinamese athletes have won two medals at the summer Olympic games.
Tanzania first participated at the Olympic Games in 1964, and has sent athletes to compete in every Summer Olympic Games except for the boycotted 1976 Games and has never participated in the Winter Olympic Games.
The Republic of the Congo, competing as Congo, first participated at the Olympic Games in 1964, and has sent athletes to compete in most Summer Olympic Games since then. Congo missed the 1968 Games and boycotted the 1976 Games along with most other African nations. Congo has never participated in the Winter Olympic Games.
Guatemala first participated at the Olympic Games in 1952, but then missed the next three Olympiads. Guatemala has sent athletes to compete in every Summer Olympic Games since 1968. The nation has participated in the Winter Olympic Games once, in 1988.
The Democratic Republic of the Congo first participated at the Olympic Games in 1968, when it was known as Congo Kinshasa. The nation's next Olympic appearance was sixteen years later in 1984, when it was known as Zaire. The nation has sent athletes to compete in every Summer Olympic Games since then, but has never participated in the Winter Olympic Games. By the 2000 Games, the nation was once again designated Democratic Republic of the Congo.
Myanmar, then competing as Burma, first participated at the Olympic Games in 1948, and has sent athletes to compete in every Summer Olympic Games since then, except for the 1976 Games. The nation has never participated in the Winter Olympic Games. Since the 1992 Games, the nation has been designated as Myanmar in Olympic competition.
Lesotho first participated at the Olympic Games in 1972 and has sent athletes to compete in every Summer Olympic Games since then, except when they boycotted the 1976 Summer Olympics along with most other African nations. Lesotho has never participated in the Winter Olympic Games.
Equatorial Guinea first participated at the Olympic Games in 1984, and has sent athletes to compete in every Summer Olympic Games since then. The nation has never participated in the Winter Olympic Games.
The National Olympic Committee for Vanuatu was created in 1987 and recognized by the International Olympic Committee that same year. Vanuatu first participated at the Olympic Games in 1988 and has sent athletes to compete in every Summer Olympic Games since then. The nation has never participated in the Winter Olympic Games.
Belize competed in the 2008 Summer Olympics, held in Beijing, People's Republic of China from 8 to 24 August 2008. Its participation in Beijing marked its eighth Olympic appearance under the name "Belize" and its tenth overall, as its first two appearances were under the name "British Honduras". The Belizean delegation in 2008 included four athletes: three participated in track and field events and one in taekwondo. Belize did not medal in Beijing, and had not medaled before Beijing, but Jonathan Williams became the first Belizean athlete to advance past the first round of any Olympic event.
Belize competed at the 2012 Summer Olympics in London, which were held from 27 July to 12 August 2012. The country's participation in London was its eleventh appearance in the Summer Olympics since its debut at the 1968 Summer Olympics. The delegation included two short-distance runners and one judoka: Kenneth Medwood, Kaina Martinez and Eddermys Sanchez. Medwood qualified by recording a time that met qualification standards while the latter two entered through wildcard places. Medwood was selected as the flag bearer for both the opening and closing ceremonies. Medwood reached the semifinals of the men's 400 metres hurdles before he was eliminated from competition while Martinez did not progress farther than the quarterfinal stage of the women's 100 metres. Sanchez was defeated by his opponent Miklós Ungvári of Hungary in a 19-second match in the Round of 32 of the men's half-lightweight judo competition.
Belize competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. It was the nation's twelfth appearance at the Olympic Games, although it had previously appeared in two early editions under the name "British Honduras". Belize joined the United States-led boycott of the 1980 Summer Olympics hosted in Moscow, Russia. The delegation included two track and field athletes: Brandon Jones and Katy Sealy, as well as judoka Renick James. All three athletes made their Olympic debut. Belize Olympic and Commonwealth Games Association appointed 200 metres sprinter Brandon Jones to carry the nation's flag in the opening ceremony. Belize, however, has yet to win its first Olympic medal.
Belize 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 thirteenth appearance at the Olympics, although it previously appeared in two early editions under the name "British Honduras".
