Cognomen Vibornov (Выборнов 
, Vibornov 
) , around the world, is quite a rare last name. The cognomen Vibornov is habitual in Russia, where it is quite a rare surname, Kazakhstan, where it is a rare surname, and Belarus.
| VARIANT | COUNTRY |
|---|---|
| Выборнов | Kazakhstan, Russia, Ukraine, Belarus |
| Vibornov | Ukraine, Russia, Georgia |