Cognomen Lumumba-Umoja (Lumumba-Umoja 
) , around the world, is an extremely rare family name. The family name Lumumba-Umoja is characteristic of Northern America, particularly the United States, where it is an extremely rare surname. Parts of the name also exists independently as a last name Lumumba.
| VARIANT | COUNTRY |
|---|---|
| Lumumba-Umoja | United States |