Worldwide, Itoumba-Okemba (Itoumba-Okemba 
) is an extremely rare unknown gender forename. Predominantly, Itoumba-Okemba is the last name as well as the forename. Parts of the name also exists independently as a last name Itoumba, and a last name Okemba.
| VARIANT | COUNTRY |
|---|---|
| Itoumba-Okemba | Democratic Republic of the Congo |