Surname พิสุทธิรัตน์ (พิสุทธิรัตน์ 
, Pisuttirat , Phisutthiratanaphan ) , across the world, is a very rare family name. The last name พิสุทธิรัตน์ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Much less frequently, พิสุทธิรัตน์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Pisuttirat, พิสุทธิรัตน์, Phisutthiratanaphan | Thailand |