Surname Oulianova (Ульянова 
, Улянова 
, Oulianova 
) , in the entire world, is a common cognomen. The last name Oulianova is habitual in Russia, where it is quite a common surname, Kazakhstan, where it is quite a rare surname, and Ukraine.
| VARIANT | COUNTRY |
|---|---|
| Ульянова | Kazakhstan, Belarus, Azerbaijan, Russia, Ukraine |
| Улянова | Russia, Bulgaria, Ukraine |
| Oulianova | Canada, Peru, United States, Germany, Russia |
| Улианова | Russia |