Last name เทพรัตน์ (เทพรัตน์ 
, Theparat 
, Theprat ) , globally, is quite a rare surname. The cognomen เทพรัตน์ is habitual in South-eastern Asia, particularly Thailand, where it is quite a rare surname. Likewise, เทพรัตน์ is the forename as well as the last name.