Surname หทัยศิลป์ (Hataisilp 
, หทัยศิลป์ ) , around the globe, is an extremely rare family name. The family name หทัยศิลป์ is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname. More frequently, หทัยศิลป์ is the forename as well as the last name.