The Yonex Thailand Open was the eighth tournament of the
2020 BWF World Tour and also part of the
Thailand Open championships, which had been held since 1984. This tournament was organized by
Badminton Association of Thailand and sanctioned by the
BWF. It was the first of three BWF tournaments taking place in Thailand in January 2021. Participation in both Thailand Opens was mandatory to qualify for the
2020 BWF World Tour Finals. Four out of five world number ones withdrew from all three tournaments. The Chinese team withdrew from all three tournaments after failing to get permission to travel to Thailand; affected players include
Chen Qingchen and
Jia Yifan (women's doubles), and
Zheng Siwei and
Huang Yaqiong (mixed doubles). In addition, the Japanese team withdrew from the tournaments following the positive
COVID-19 diagnosis of
Kento Momota (men's singles). Following
Kevin Sanjaya Sukamuljo's positive COVID-19 diagnosis, he and
Marcus Fernaldi Gideon (men's doubles) withdrew from the tournaments.
Venue This international tournament was held at the
Impact Arena in
Pak Kret,
Nonthaburi, Thailand.
Prize money The total prize money for this tournament was US$1,000,000. Distribution of prize money was in accordance with BWF regulations. ==Men's singles==