The mixed doubles badminton tournament at the 2020 Summer Olympics took place from 24 to 30 July at the Musashino Forest Sport Plaza at Tokyo. There were 16 pairs (32 players) from 15 nations competing.
China's Wang Yilyu and Huang Dongping defeated compatriots Zheng Siwei and Huang Yaqiong in the final, 21–17, 17–21, 21–19 to win the gold medal in mixed doubles badminton at the 2020 Summer Olympics. The final featured two Chinese mixed doubles teams for the first time since 2012. In the bronze-medal match, Japan's Yuta Watanabe and Arisa Higashino defeated Tang Chun Man and Tse Ying Suet of Hong Kong 21–17, 23–21. This marked Japan's first Olympic medal in mixed doubles, and made Watanabe the first Japanese male player to win an Olympic badminton medal.