Family name Delianova (Delianova 
, Делянова 
, Дельянова 
) , around the world, is a rare cognomen. The family name Delianova is habitual in Georgia, where it is a rare surname, Bulgaria, and Russia, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Delianova | Georgia |
| Делянова | Russia, Ukraine, Bulgaria |
| Дельянова | Kazakhstan, Russia, Ukraine |