Surname Chalanun (Chalanun 
) , in all the world, is an extremely rare family name. The last name Chalanun is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname. More frequently, Chalanun is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Chalanun | Thailand |
Panyim, Jitttragoon, and Jittragoon