Surname พูนสกุล (พูนสกุล 
, Poonsakul , Phoonsakul ) , around the world, is a rare family name. The family name พูนสกุล is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname. Very seldom, พูนสกุล is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Phoonsakul, พูนสกุล, Poonsakul | Thailand |