Cognomen Gernova (Gernova 
) , in all the world, is an extremely rare family name. The last name Gernova is habitual in Georgia, where it is a very rare surname, Israel, and Russia, where it is an extremely rare surname. Likewise, Gernova is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Gernova | Russia, Brazil, Spain, Georgia, Israel |