Surname ธีรดิษฐ์ (ธีรดิษฐ์ 
, Teeradit ) , around the world, is an extremely rare last name. The last name ธีรดิษฐ์ is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname. More prevalently, ธีรดิษฐ์ is the forename as well as the last name.