Cognomen Khamkhanh (Khamkhanh 
) , worldwide, is an extremely rare family name. The family name Khamkhanh is characteristic of Northern America, particularly Canada, where it is an extremely rare surname. Likewise, Khamkhanh is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Khamkhanh | Canada, United States |