Family name Авяз (Авяз 
, Aviaz 
) , in the world, is a very rare surname. The last name Авяз is habitual in Eastern Europe, particularly Romania, where it is a rare surname. Much less frequently, Авяз is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Авяз | Kyrgyzstan, Kazakhstan, Russia |
| Aviaz | Romania |