Surname Pijarn (Pijarn 
) , all around the world, is a rare family name. The family name Pijarn is characteristic of Thailand, where it is a rare surname, and the United States, where it is an extremely rare surname. Also, Pijarn is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Pijarn | United States, Thailand |