Last name Gandounou-Gangos (Gandounou-Gangos 
) , in all the world, is a rare family name. The last name Gandounou-Gangos is habitual in Sub-Saharan Africa, particularly the Democratic Republic of the Congo, where it is a rare surname. Parts of the name also exists independently as a last name Gandounou, and a last name Gangos.
| VARIANT | COUNTRY |
|---|---|
| Gandounou-Gangos | Democratic Republic of the Congo |