Surname Efanga (Efanga 
) , in all the world, is quite a rare family name. The last name Efanga is habitual in the Democratic Republic of the Congo, where it is quite a rare surname, Nigeria, where it is a rare surname, and Italy, where it is a very rare surname. Also, Efanga is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Efanga | Democratic Republic of the Congo, France, China, Nigeria, Italy |