Globally, พิรารัตน์ (พิรารัตน์ 
, Pirarath 
) is a very rare predominantly female, but scarcely masculine given name. The first name พิรารัตน์ is characteristic of South-eastern Asia, particularly Thailand, where it is a rare female name. Very seldom, พิรารัตน์ is the last name as well as the forename.