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