Miss Universe Thailand 2020

Miss Universe Thailand 2020 was the 21st edition of Miss Universe Thailand pageant. It was held on October 10, 2020 at the True Icon Hall of Iconsiam. The previous winner Paweensuda Drouin, crowned Amanda Obdam as her successor at the end of the event. Obdam represented Thailand at Miss Universe 2020 and finished as a top 10 semifinalist.

Contestants
29 contestants competed for the title of Miss Universe Thailand 2020.