Last name Vongviengkham (Vongviengkham 
) , worldwide, is a rare family name. The family name Vongviengkham is characteristic of Laos, where it is quite a rare surname, France, where it is a very rare surname, and the United States, where it is an extremely rare surname. Very seldom, Vongviengkham is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Vongviengkham | Laos, United States, France, Thailand |