Indonesia competed at the 2004 Summer Olympics in Athens, Greece, from 13 to 29 August 2004. This was the nation's twelfth appearance at the Olympics, excluding the 1964 Summer Olympics in Tokyo, and the 1980 Summer Olympics in Moscow because of the United States boycott. Krisna Bayu was originally the flag bearer, however the role was later done by Christian Hadinata because Bayu was suffering from flu at the eve of opening ceremony.
Norway competed at the 2004 Summer Olympics in Athens, Greece, from 13 to 29 August 2004. This was the nation's twenty-fourth appearance at the Summer Olympics, except for the 1904 Summer Olympics in St. Louis, and the 1980 Summer Olympics in Moscow, due to the country's support of the United States boycott. With the absence of women's football and handball teams, Norwegian Olympic and Paralympic Committee and Confederation of Sports sent the nation's smallest delegation to the Games since the 1968 Summer Olympics in Mexico City. A total of 53 athletes, 36 men and 17 women, competed only in 12 different sports. There was only a single competitor in badminton, swimming, taekwondo, weightlifting, and wrestling.
Togo competed at the 2004 Summer Olympics in Athens, Greece, from 13 to 29 August 2004. The country's participation at Athens marked its seventh appearance in the Summer Olympics since its debut at the 1972 Summer Games in Munich, West Germany. The delegation included two track and field athletes and a single canoeist; Jan Sekpona in the men's 800 metres, Sandrine Thiébaud-Kangni in the women's 400 metres, and Benjamin Boukpeti in the men's K-1. Both Sekpona and Thiébaud-Kangni were eliminated in the first round of their competitions, while Boukpeti progressed to the semi-finals.
El Salvador 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.
Togo 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.
Libya 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 twelfth appearance at the Summer Olympics since its debut at the 1964 Summer Olympics in Tokyo; seven of them were represented by the Libyan athletes under the name Libyan Arab Jamahiriya.
Togo 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. Since the nation made its debut in 1972, Togolese athletes 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.
Monaco competed at the 2020 Summer Olympics in Tokyo. Originally scheduled to take place from 24 July to 9 August 2020, the Games were rescheduled for 23 July to 8 August 2021, due to the COVID-19 pandemic. Since the nation's official debut in 1920, Monegasque athletes have appeared in every edition of the Summer Olympic Games throughout the modern era, except for three occasions; Monaco did not attend the 1932 Summer Olympics in Los Angeles at the period of the worldwide Great Depression, failed to register any athletes at the 1956 Summer Olympics in Melbourne, and also joined the United States-led boycott when Moscow hosted the 1980 Summer Olympics.
Sudan competed at the 2020 Summer Olympics in Tokyo. Originally scheduled to take place during the summer of 2020, the Games were rescheduled for 23 July to 8 August 2021, due to the COVID-19 pandemic. This was the nation's twelfth appearance at the Summer Olympics.
Vietnam competed at the 2024 Summer Olympics in Paris from 26 July to 11 August 2024. It was the nation's eleventh appearance at the Olympics as a reunified republic, although the Vietnamese athletes previously attended six other editions under the banner of the State of Vietnam or South Vietnam, except on two occasions: in 1976, as the result of an impact areas in the nation's warzones during the Vietnam War, and in 1984 due to the nation's support for the Soviet-led boycott. It was the second consecutive time Vietnam had failed to win any medals since the 2016 Summer Olympics. Like in 2020, Vietnam finished the Summer Olympics without a single medal earned.
Cuba competed at the 2024 Summer Olympics in Paris from 26 July to 11 August 2024. It was the nation's twenty-second appearance at the Summer Olympics. The 2024 Cuban delegation was smaller than their 2020 delegation, which was previously their smallest delegation since 1964. It was also the second time since 1964 that the Cuban delegation had fewer than one hundred athletes.
Singapore 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 at the 1948 Games. Singapore has competed in every edition since except 1964 in Tokyo, as part of the Malaysian team, and 1980 in Moscow, because of its support for the United States boycott.
Zimbabwe 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 as an independent nation under the name Zimbabwe, after appearing as Southern Rhodesia and Rhodesia in the colonial era, except for 1932, 1936, 1948, 1952, 1956, 1968, due to the Mexican government's interpretation of regulations on passports, 1972, as well as the nation's withdrawal, 1976, as the nation joined the African boycott, and the nation's independence in 1979, and it has been participated in every Olympics since 1980.
Uganda competed at the 2024 Summer Olympics in Paris from 26 July to 11 August 2024. Since the nation's official debut in 1956, Ugandan 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.
Libya competed at the 2024 Summer Olympics in Paris from 26 July to 11 August 2024. It was the nation's thirteenth appearance at the Summer Olympics, since the nation's official debut at 1964.
Angola competed at the 2024 Summer Olympics in Paris from 26 July to 11 August 2024. It was the nation's eleventh appearance at the Summer Olympics, since the nation's official debut in 1980, except for 1984, due to USSR led boycott.
Bermuda competed at the 2024 Summer Olympics in Paris from 26 July to 11 August 2024. Since the nation's official debut in 1936, Bermudian athletes have appeared in every edition of the Summer Olympic Games, but did not attend the 1980 Summer Olympics in Moscow because of the nation's support for the US-led boycott.
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.
Sudan competed at the 2024 Summer Olympics in Paris, France, from 26 July to 11 August 2024. It was the nation's thirteenth appearances at the Summer Olympics.
