Cognomen Sethasit (Sethasit 
) , worldwide, is an extremely rare family name. The last name Sethasit is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname. Predominantly, Sethasit is the forename as well as the last name.
Chanphatree, Kunnakulsoontorn, Nitayakul, Phuchitsaimongkol, and Saengphakonrassami