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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.