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