Throughout the world, ផែន (ផែន 
, แผน 
, แผ่น) is quite a rare epicene first name. The forename ផែន is characteristic of South-eastern Asia, particularly Cambodia, where it is quite a common epicene name, and Thailand, where it is quite a rare mostly male, but seldom girly name. Likewise, ផែន is the last name as well as the forename.