Cognomen ภาวสิทธิ์ (ภาวสิทธิ์ 
) , in all the world, is a very rare last name. The last name ภาวสิทธิ์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Much less frequently, ภาวสิทธิ์ is the forename as well as the last name.