Surname Wuay (Wuay 
) , in the entire world, is a very rare family name. The last name Wuay is characteristic of Malaysia, where it is a very rare surname, Venezuela, where it is an extremely rare surname, and Spain. Very seldom, Wuay is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Wuay | Spain, Malaysia, Vietnam, Thailand, Venezuela |