Surname Fontanaz (Fontanaz 
) , across the world, is an extremely rare last name. The last name Fontanaz is characteristic of Argentina, where it is an extremely rare surname, and the United States. More prevalently, Fontanaz is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Fontanaz | Argentina, France, United States |
| vincent fontanaz |
|