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