Cognomen หัตถศิลป์ (หัตถศิลป์ 
, Hatthasin ) , in the world, is a very rare last name. The cognomen หัตถศิลป์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Likewise, หัตถศิลป์ is the forename as well as the last name.