Phai Phongsathon () (born as Prayoon Srijan () on 12 June 1982) is a Luk thung and Mor lam singer from Isan area. He also plays professional football as a midfielder for Yasothon.
Phai Phongstorn was born on 12 June 1982 at Yasothon Province to a poor family. He has four cousins. His father died when he was young. He graduated in Secondary 6, and went to Bangkok. He graduated with a third class degree in business from Rattana Bundit University.
In 2005, he was sign with GMM Grammy label as a singer.