Cognomen ปิรัตน์ (ปิรัตน์ 
) , all around the world, is an extremely rare last name. The surname ปิรัตน์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Also, ปิรัตน์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ปิรัตน์ | Thailand |