Sierra Leone competed at the 2020 Summer Olympics in Tokyo. Originally scheduled to for 24 July to 9 August 2020, the Games were postponed to 23 July to 8 August 2021 due to the COVID-19 pandemic. It was the nation's twelfth appearance at the Summer Olympics, having appeared at all but two Games since its debut in 1968; Sierra Leone failed to register any athletes at the 1972 Summer Olympics in Munich and also joined the rest of the African nations to boycott the 1976 Summer Olympics in Montreal.
Eritrea competed at the 2024 Summer Olympics in Paris from 26 July to 11 August 2024. It was the nation's seventh consecutive appearance at the Summer Olympics.
Suriname competed at the 2024 Summer Olympics in Paris from 26 July to 11 August 2024. It was the nation's fifteenth appearance at the Summer Olympics.
Burkina Faso competed at the 2024 Summer Olympics in Paris from 26 July to 11 August 2024. Although the nation made its official debut in Munich 1972 under the name Upper Volta, Burkinabé athletes have appeared in every edition of the Summer Olympics from 1988 onwards, except for three occasions, Montreal 1976, as the nation support for the African led boycott, Moscow 1980, as the nation's support for US led boycott, and LA 1984, as the nation's support for USSR led boycott.
Tanzania competed at the 2024 Summer Olympics in Paris from 26 July to 11 August 2024. Since the nation's official debut in 1964 under the name Tanganyika, Tanzanian athletes have appeared in every edition of the Summer Olympic Games, except for Montreal 1976 as part of the Congolese-led boycott.
Kuwait competed at the 2024 Summer Olympics in Paris from 26 July to 11 August 2024. It was the nation's fourteenth appearance at the Summer Olympics, although it competed under the Independent Olympic Athletes at the previous Games in 2016, resulting from the country's suspension by the International Olympic Committee for government interference.
Rwanda competed at the 2024 Summer Olympics in Paris from 26 July to 11 August 2024. It was the nation's eleventh consecutive appearance at the Summer Olympics, since the nation's official debut at 1984.
Haiti competed at the 2024 Summer Olympics in Paris from 26 July to 11 August 2024. It was the nation's eighteenth appearance at the Summer Olympics, since its debut in 1900.
Monaco competed at the 2024 Summer Olympics in Paris, which is scheduled to take place from 26 July 2024 to 11 August 2024. It was the nation's twenty-second appearance at the Summer Olympics.
Niger competed at the 2024 Summer Olympics in Paris from 26 July to 11 August 2024. It was the nation's fourteenth appearance at the Summer Olympics. Since the nation made its debut in 1964, Nigerien athletes have participated in every edition of the Summer Olympic Games, except for two occasions, the 1976 Summer Olympics in Montreal, and the 1980 Summer Olympics in Moscow because of the African and the US-led boycotts, respectively.
Nicaragua competed at the 2024 Summer Olympics in Paris, France from 26 July to 11 August 2024. It was the nation's fifteenth appearance at the Summer Olympics, having competed at every Games since 1968 with the exception of the 1988 Summer Olympics in Seoul because of its partial support of the North Korean boycott.
The Maldives competed at the 2024 Summer Olympics in Paris, France, from 26 July to 11 August 2024. It was the nation's tenth appearances at the Summer Olympics, since the official debut at the 1988.
Malta competed at the 2024 Summer Olympics in Paris, France, from 26 July to 11 August 2024.
Vanuatu competed at the 2024 Summer Olympics in Paris from 26 July to 11 August 2024. Since the nation made its debut in 1988, Ni-Vanuatu athletes have participated in every edition of the Summer Olympic Games.
Bangladesh competed at the 2024 Summer Olympics in Paris from 26 July to 11 August 2024. This was the nation's eleventh appearance at the Summer Olympics since its official debut at the 1984 Summer Olympics. Bangladesh failed to win a medal at the Paris Olympics 2024. Bangladesh has never won a single medal in its history of Olympic games.
Oman, officially the Sultanate of Oman competed at the 2024 Summer Olympics in Paris from 26 July to 11 August 2024. It was the nation's eleventh consecutive appearance at the Summer Olympics, having appeared at all Summer Games since its 1984 debut.
Yemen competed at the 2024 Summer Olympics in Paris from 26 July to 11 August 2024. This was the nation's ninth appearance at the Summer Olympics since its official debut as a unified nation of North and South Yemen at 1992.
Timor-Leste, also known as East Timor competed at the 2024 Summer Olympics in Paris. It was the country's sixth consecutive appearance at the Summer Olympics.
Cambodia competed at the 2024 Summer Olympics in Paris. This was the nation's eighth consecutive appearance at the Summer Olympics since returning to the Olympic Games in 1996.
São Tomé and Príncipe competed at the 2024 Summer Olympics in Paris from 26 July to 11 August 2024. It was the nation's eighth appearance at the Summer Olympics since its official debut at the 1996 Summer Olympics in Atlanta.
