Cognomen Koba-Nzamba (Koba-Nzamba 
) , all around the world, is a rare family name. The family name Koba-Nzamba is characteristic of Sub-Saharan Africa, particularly the Democratic Republic of the Congo, where it is a rare surname. Parts of the name also exists independently as a first name Koba, and a last name Nzamba.
| VARIANT | COUNTRY |
|---|---|
| Koba-Nzamba | Democratic Republic of the Congo |