Cognomen Kingoua-Ngongo (Kingoua-Ngongo 
) , around the world, is a rare surname. The family name Kingoua-Ngongo 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 Kingoua, and a last name Ngongo.
| VARIANT | COUNTRY |
|---|---|
| Kingoua-Ngongo | Democratic Republic of the Congo |