Surname ภูสุนทร (ภูสุนทร 
, Poosunthorn , Phusuntorn ) , in the world, is a very rare family name. The cognomen ภูสุนทร is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Phusuntorn, Poosunthorn, ภูสุนทร | Thailand |