Surname Khamphian (Khamphian 
) , all over the world, is a very rare last name. The surname Khamphian is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Likewise, Khamphian is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Khamphian | United States, Thailand |