Cognomen ปัญญาทร (ปัญญาทร 
) , throughout the world, is a very rare surname. The last name ปัญญาทร is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Very seldom, ปัญญาทร is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ปัญญาทร | Thailand |