Surname ไทยวัฒน์ (Thaiwat 
, ไทยวัฒน์ ) , in all the world, is a rare cognomen. The cognomen ไทยวัฒน์ is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname. Likewise, ไทยวัฒน์ is the forename as well as the last name.