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 | Russia, Ukraine, Kazakhstan, Belarus |
| Vibornov | Russia, Georgia, Ukraine |