Family name กาจนพิบูลย์ (กาจนพิบูลย์ 
) , in the world, is an extremely rare surname. The family name กาจนพิบูลย์ is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| กาจนพิบูลย์ | Thailand |