Cognomen ไพรฑูลย์ (ไพรฑูลย์ 
) , around the world, is an extremely rare surname. The surname ไพรฑูลย์ is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname. Much more frequently, ไพรฑูลย์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ไพรฑูลย์ | Thailand |