Family name Theerasit (Theerasit 
) , across the world, is a very rare surname. The surname Theerasit is characteristic of South-eastern Asia, particularly Malaysia, where it is a very rare surname, and Thailand. More prevalently, Theerasit is the forename as well as the last name.
Mungna, Chaipichitvong, Amornsaksopon, Issarasak, Kaewpanan, Chaichana, Amornsaensuk, Yotsuwan, Thongnoi, Damrongakkarawiwat, Piromkij, Kulsuwan, Kangonta, Yeeyung, Kaewtha, Srithep, Sanekram, Saelao, Saelim, Kittikan, and Chungchangklang