Cognomen Iliyazova (Iliyazova 
, Илиязова 
) , all over the world, is a rare family name. The cognomen Iliyazova is characteristic of Kyrgyzstan, where it is quite a rare surname, Bulgaria, where it is a rare surname, and Russia, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Iliyazova | United States, Russia |
| Илиязова | Kyrgyzstan, Kazakhstan, Russia, Bulgaria |