Family name Apenov (Апенов 
, Apenov 
) , in the entire world, is a rare cognomen. The last name Apenov is habitual in Azerbaijan, where it is quite a rare surname, Kazakhstan, and Kyrgyzstan, where it is a rare surname. In absolute terms, it is commonest in Kazakhstan, Azerbaijan, and Russia.
| VARIANT | COUNTRY |
|---|---|
| Апенов | Kazakhstan, Ukraine, Kyrgyzstan, Russia, Azerbaijan |
| Apenov | Canada, Kazakhstan, Russia |