Cognomen Gherraz (Gherraz 
) , in the entire world, is a rare last name. The last name Gherraz is habitual in Algeria, where it is a rare surname, France, where it is a very rare surname, and Canada, where it is an extremely rare surname. Much less frequently, Gherraz is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Gherraz | Algeria, Canada, France |