Around the globe, Bilombo-Oumba (Bilombo-Oumba 
) is an extremely rare unknown gender forename. Much more frequently, Bilombo-Oumba is the last name as well as the forename. Parts of the name also exists independently as a last name Bilombo, and a last name Oumba.
| VARIANT | COUNTRY |
|---|---|
| Bilombo-Oumba | United States |