Family name ศรัทธารัตน์ (ศรัทธารัตน์ 
, Sattharat ) , around the world, is a rare cognomen. The family name ศรัทธารัตน์ is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname. Very seldom, ศรัทธารัตน์ is the forename as well as the last name.