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