Cognomen Nkumbuzo (Nkumbuzo 
) , in the world, is an extremely rare family name. The last name Nkumbuzo is habitual in Sub-Saharan Africa, particularly South Africa, where it is an extremely rare surname. Much more frequently, Nkumbuzo is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Nkumbuzo | South Africa |