Cognomen ตีรวัฒน์ (ตีรวัฒน์ 
) , in the world, is a very rare family name. The cognomen ตีรวัฒน์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Much less frequently, ตีรวัฒน์ is the forename as well as the last name.