Cognomen ปฎิวงศ์ไพศาล (ปฎิวงศ์ไพศาล 
) , around the world, is a very rare last name. The cognomen ปฎิวงศ์ไพศาล is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| ปฎิวงศ์ไพศาล | Thailand |