Worldwide, ประศาสน์ (Prasat 
, ประศาสน์ ) is quite a rare primarily masculine, but very infrequently feminine first name. The forename ประศาสน์ is characteristic of Thailand, where it is a rare principally boy's, but very seldom girly name, and India, where it is a very rare primarily masculine, but scarcely feminine name. Very seldom, ประศาสน์ is the last name as well as the forename.