Surname Nsihou-Nganga (Nsihou-Nganga 
) , across the world, is a rare cognomen. The family name Nsihou-Nganga 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 Nsihou, and a last name Nganga.
| VARIANT | COUNTRY |
|---|---|
| Nsihou-Nganga | Democratic Republic of the Congo |