Surname ปริธัญ (Prithan 
, ปริธัญ 
) , in the world, is a very rare last name. The cognomen ปริธัญ is characteristic of Thailand, where it is a rare surname, and India, where it is an extremely rare surname. Very seldom, ปริธัญ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Prithan | India, South Africa, Philippines |
| ปริธัญ | Thailand |