Kiribati competed in the Summer Olympic Games for the first time at the 2004 Summer Olympics in Athens, Greece, from August 13–29, 2004. The country sent three representatives to the Games: two in athletics and one in weightlifting. As of 2012, Meamea Thomas has the best finish of any I-Kiribati athlete in Olympic history. Kiribati did not win medals at these Games.
Mauritania competed at the 2004 Summer Olympics in Athens, Greece, from 13 to 29 August 2004. The country's participation at Athens marked its sixth appearance in the Summer Olympics since its debut in the 1984 Summer Olympics. The delegation included two track and field athletes, Youba Hmeida and Aminata Kamissoko, who were both selected by wildcards after both failed to meet either the "A" or "B" qualifying standards. Hmeida was selected as the flag bearer for the opening ceremony. Neither of the Mauritanians progressed beyond the heats.
Vanuatu competed at the 2004 Summer Olympics in Athens, Greece, which was held from 13 to 29 August 2004. The nation's appearance at the 2004 Athens Games marked its fifth appearance at the Summer Olympics since its debut at the 1988 Summer Olympics.
The island nation of Kiribati first participated in the 2004 Summer Olympics. It has competed at every Summer Games since then but has not yet entered the Winter Olympics.
Fiji sent a team to compete in the 2008 Summer Olympics in Beijing, China. The country's flagbearer during the Games' opening ceremony was female sprinter Makelesi Bulikiobo. Fiji was represented by a total of six athletes.
Nauru competed at the 2008 Summer Olympics, that were celebrated in Beijing, China, from August 8 to August 24, 2008. Nauru was represented by the Nauru Olympic Committee, and was the only nation out of 204 participating nations and territories that sent only a single athlete, and was one of 117 that won no medals at the Games. The sole athlete to represent the nation was Itte Detenamo, who participated in the weightlifting, and was the flag bearer in both the opening and closing ceremonies. This was the same number of athletes as at the 1996 Olympics, when Marcus Stephen represented the country in the same sport, but was a decrease from the nation's last appearance at the Games when three athletes were sent to Athens. Nauru earned a berth for the weightlifting event in the Oceania and South Pacific Olympic Weightlifting Championships in 2008 and a chance to send participants in swimming and athletics events, but chose to send only a weightlifter. Itte Detenamo competed in the Group B of heavyweight class, fifteenth and last event of the weightlifting. He did not earn a medal, but finished with a personal best.
Swaziland sent a delegation to compete at the 2008 Summer Olympics held in Beijing, People's Republic of China from August 8–24, 2008. This was the Kingdom's eighth appearance at a Summer Olympic Games. The Swazi delegation to Beijing consisted of four competitors, two track and field athletes; Isaiah Msibi and Temalangeni Dlamini; and two swimmers; Luke Hall and Senele Dlamini. None of the four advanced beyond the first round of their respective events.
Kaitinano Mwemweata is an I-Kiribati athlete. She was the first person ever to compete for Kiribati at the Olympic Games, when she represented her country at the 100 metre sprint in Athens in 2004.
Benin took part in the 2008 Summer Olympics which were held in Beijing, China from 8 to 24 August 2008. The country's participation at Beijing marked its eighth consecutive appearance in the summer Olympics since its debut in 1972, and its ninth Olympic appearance ever. The Benin delegation included five athletes in 2008, participating in three sports: athletics, swimming and taekwondo. Fabienne Feraez, a sprinter, was selected as the flag bearer for the opening ceremony. None of the Benin athletes progressed further than the heat round.
Saint Vincent and the Grenadines sent a delegation to compete at the 2008 Summer Olympics in Beijing, China. The year's team included two athletes engaged in track and field events, and was accompanied by the team coach, manager, and chaperone. Saint Vincent and the Grenadines' appearance in Beijing marked its sixth consecutive Olympic appearance since its 1988 debut in Seoul, South Korea, and its smallest delegation to date. Alexander bore the flag of Saint Vincent and the Grenadines in the opening ceremony and neither athlete medaled in their events or advanced to later rounds.
Djibouti took part in the 2008 Summer Olympics, which were held in Beijing, China from 8 to 24 August 2008. The country's participation at Beijing marked its sixth appearance in the Summer Olympics since its debut in 1984. The Djibouti delegation included two athletes in 2008; Mahamoud Farah, a middle-distance runner, and Fathia Ali Bouraleh, a sprinter. Hussein Ahmed Salah, Djibouti's only Olympic medalist, was selected as the flag bearer for both the opening and closing ceremonies despite not competing in 2008. None of the Djiboutian athletes progressed further than the heat round.
Rabangaki Nawai is a track and field sprint athlete who competes internationally for Kiribati.
Tuvalu participates in the Olympic Games in the Summer Olympics. It has yet to compete at the Winter Olympics.
The British Virgin Islands sent a delegation to compete at the 2012 Summer Olympics in London, United Kingdom, which took place between 27 July to 12 August 2012. The country's participation in London marked its eighth appearance at the Summer Olympics since its debut in the 1984 Summer Olympics. The British Virgin Islands delegation included two track and field athletes, 100 meter sprinters J'maal Alexander and Tahesia Harrigan-Scott. Alexander failed to progress through the heats whilst Harrigan-Scott was eliminated in her event's quarterfinals.
The Oceanic island nation of Kiribati competed at the 2012 Summer Olympics in London, held from July 27 – August 12, 2012. This was the nation's third appearance at the Olympics.
Tuvalu 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 second appearance in the Summer Olympics since its debut at the 2008 Summer Olympics. The delegation consisted of three competitors: two short-distance runners, Tavevele Noa and Asenate Manoa, and one weightlifter, Tuau Lapua Lapua. All three qualified for the games through wildcard places because they did not meet the qualification standards. Lapua was the flag bearer for the opening ceremony while Manoa carried it at the closing ceremony. Noa and Manoa failed to advance beyond the preliminary rounds of their events although the latter established a new national record for the women's 100 metres, while Lapua placed 12th in the men's featherweight weightlifting competition.
Kiribati competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from August 5 to 21, 2016. This was the nation's fourth consecutive appearance at the Summer Olympics.
The Marshall Islands competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. This was the nation's third consecutive appearance at the Summer Olympics.
Nauru 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. The country's participation in Tokyo marked its seventh appearance at the Summer Olympics since its debut in 1996.
Kiribati competed at the 2020 Summer Olympics in Tokyo. Originally scheduled to take place from 24 July to 9 August 2020, it was postponed to 23 July to 8 August 2021, due to the COVID-19 pandemic. The country's participation in Tokyo marked its fifth appearance at the Summer Olympics since its debut in 2004.
