Across the world, ประภูศักดิ์ (ประภูศักดิ์ 
, Praphusak , Prapusak ) is a very rare masculine forename. The forename ประภูศักดิ์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare boy's name. Very seldom, ประภูศักดิ์ is the last name as well as the forename.