Cognomen Lenev (Lenev 
, Ленёв 
) , in the world, is a rare surname. The surname Lenev is characteristic of Bulgaria, where it is a rare surname, Kazakhstan, and Kyrgyzstan, where it is a very rare surname. Not in comparison with a country's population, this name is the most popular in Russia, Bulgaria, and Kazakhstan.
| VARIANT | COUNTRY |
|---|---|
| Lenev | Kazakhstan, Russia, Bulgaria, Canada, Brazil |
| Ленёв | Kyrgyzstan, Kazakhstan, Russia |