Surname Kanjanaphun (Kanjanaphun 
) , globally, is a very rare last name. The family name Kanjanaphun is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname. Very seldom, Kanjanaphun is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kanjanaphun | Thailand |
Chanya, and Nuengrutai