Surname Phah (Phah 
, ปะ 
) , all over the world, is a very rare family name. The surname Phah is characteristic of Canada, where it is a very rare surname, Thailand, where it is an extremely rare surname, and South Africa. In absolute terms, this name is the most popular in Thailand, India, and Canada. More frequently, Phah is the forename as well as the last name.