Cognomen Genabu (Genabu 
) , globally, is an extremely rare surname. The surname Genabu is habitual in Southern Europe, particularly Spain, where it is a very rare surname. Much more frequently, Genabu is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Genabu | Portugal, United Kingdom, Spain, Gambia, Brazil |