Surname เทพธนรัตน์ (เทพธนรัตน์ 
) , throughout the world, is an extremely rare last name. The cognomen เทพธนรัตน์ is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname. More prevalently, เทพธนรัตน์ is the forename as well as the last name.