Cognomen Junpun (Junpun 
) , all around the world, is a very rare last name. The cognomen Junpun is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Junpun | Thailand |
Sippapas, Ketsarin, Thirawat, Sarunphorn, and Pongsakorn