Surname Nkakoumoussou (Nkakoumoussou 
) , in the entire world, is a rare last name. The family name Nkakoumoussou is habitual in the Democratic Republic of the Congo, where it is a rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Nkakoumoussou | United States, Democratic Republic of the Congo |