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