Around the world, ตรีพันธุ์ (ตรีพันธุ์ 
) is a very rare largely male, but seldom girly first name. The forename ตรีพันธุ์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare mostly masculine, but uncommonly female name. Likewise, ตรีพันธุ์ is the last name as well as the forename.