Cognomen ภัสสรสิริ (ภัสสรสิริ 
, Passornsiri ) , all over the world, is a very rare last name. The family name ภัสสรสิริ is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname. Very seldom, ภัสสรสิริ is the forename as well as the last name.