Family name ศรรัตน์ (ศรรัตน์ 
, Sornrat 
) , in the world, is a rare surname. The cognomen ศรรัตน์ is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname, and Malaysia, where it is a very rare surname. Also, ศรรัตน์ is the forename as well as the last name.