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