Family name Viah (Viah 
) , all around the world, is quite a rare surname. The family name Viah is habitual in Malaysia, where it is quite a rare surname, Indonesia, where it is a very rare surname, and Nigeria, where it is an extremely rare surname. Very seldom, Viah is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Viah | Indonesia, Philippines, Malaysia, United States, Nigeria |