Family name ศรประสิทธ์ (Sornpasit 
, ศรประสิทธ์ ) , all over the world, is a very rare cognomen. The surname ศรประสิทธ์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Very seldom, ศรประสิทธ์ is the forename as well as the last name.