Surname Vongkanha (Vongkanha 
) , in all the world, is a rare last name. The cognomen Vongkanha is characteristic of South-eastern Asia, particularly Laos, where it is quite a rare surname, and Thailand, where it is a very rare surname. Very seldom, Vongkanha is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Vongkanha | Laos, Thailand |