Myanmar competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. This was the nation's sixteenth appearance at the Olympics, although it had previous competed in most editions under the name Burma. Myanmar did not attend the 1976 Summer Olympics in Montreal for political reasons.
Bangladesh competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. This was the nation's ninth consecutive appearance at the Summer Olympics.
Vietnam 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. It was the nation's tenth appearance at the Olympics as a reunified republic, six of which under the banner of the State of Vietnam or South Vietnam. The delegation finished without a medal for the first time since 2004 Summer Olympics.
Mongolia 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. Since the nation's debut in 1964, Mongolian athletes have appeared in every edition of the Summer Olympic Games, with the exception of the 1984 Summer Olympics in Los Angeles, because of its support of the Soviet boycott.
Iceland 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.
Lebanon 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.
Bhutan 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 is the nation's tenth consecutive appearance at the Summer Olympics. After Karma's loss at the archery event, Bhutan's campaign ended on 28 July 2021.
Jordan competed at the 2020 Summer Olympics in Tokyo. Originally scheduled to take place during the summer of 2020, the Games were postponed to 23 July to 8 August 2021, because of the COVID-19 pandemic. It was the nation's 11th consecutive appearance at the Summer Olympics.
Senegal 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 fifteenth consecutive appearance at the Summer Olympics.
Nicaragua 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 fourteenth 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.
Nepal, represented by the Nepal Olympic Committee (NOC), 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. Nepalese athletes have appeared in every Summer Olympics since 1964, with the exception of 1968.
Afghanistan 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.
Oman competed at the 2020 Summer Olympics in Tokyo. Originally scheduled to take place during the summer of 2020, the Games were postponed to 23 July to 8 August 2021, because of the COVID-19 pandemic.
Yemen 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.
Malta 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.
The Federated States of Micronesia 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. This was the nation's sixth appearance at the Olympics, since its debut in 2000.
United Arab Emirates competed at the 2020 Summer Olympics in Tokyo. Originally scheduled to take place during the summer of 2020, the Games were postponed to 23 July to 8 August 2021, due to the COVID-19 pandemic. This was the nation's tenth consecutive appearance at the Summer Olympics.
Malawi competed at the 2020 Summer Olympics in Tokyo. Originally scheduled to take place from July 24th to August 9th 2020, the Games were postponed to 23 July to 8 August 2021, because of the COVID-19 pandemic. It was the nation's eleventh appearance at the Summer Olympics. Malawi did not attend the 1976 Summer Olympics in Montreal and the 1980 Summer Olympics in Moscow, because of its support to the African and United States-led boycott.
The United States Virgin Islands, also known as the Virgin Islands and officially as the Virgin Islands of the United States, 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 territory's thirteenth appearance at the Summer Olympics.
Palau competed at the 2020 Summer Olympics in Tokyo. Originally scheduled to take place from 24 July to 9 August 2020, the Games have been postponed to 23 July to 8 August 2021, due to the COVID-19 pandemic. This was the nation's sixth consecutive appearance at the Summer Olympics.
