In all the world, พิบูรณ์ (พิบูรณ์ 
) is a rare unisex forename. The first name พิบูรณ์ is habitual in South-eastern Asia, particularly Thailand, where it is a rare unisex name. Likewise, พิบูรณ์ is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| พิบูรณ์ | Thailand |