In the world, พูนพันธ์ (พูนพันธ์ 
, Poonphun , Phoonphan ) is a very rare epicene forename. The forename พูนพันธ์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare unisex name. Also, พูนพันธ์ is the last name as well as the forename.