Surname พัทน์ (Phat 
, พัทน์ ) , throughout the world, is quite a rare family name. The last name พัทน์ is characteristic of South-eastern Asia, particularly Laos, where it is quite a rare surname, Vietnam, and Malaysia, where it is a rare surname. More frequently, พัทน์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Phat | Laos, United States, Vietnam, Thailand, Malaysia |
| พัทน์ | Thailand |