Cognomen อาทิตย์เทพ (อาทิตย์เทพ 
, Arthathep ) , all over the world, is an extremely rare family name. The last name อาทิตย์เทพ is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname. More prevalently, อาทิตย์เทพ is the forename as well as the last name.