Surname Viphongxay (Viphongxay 
) , around the world, is a rare last name. The last name Viphongxay is characteristic of Laos, where it is quite a rare surname, Australia, where it is a very rare surname, and Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Viphongxay | Laos, Thailand, Australia |