Surname Nongingi-Potwana (Nongingi-Potwana 
) , all over the world, is an extremely rare cognomen. The family name Nongingi-Potwana is habitual in Sub-Saharan Africa, particularly South Africa, where it is an extremely rare surname. Parts of the name also exists independently as a last name Nongingi, and a last name Potwana.
| VARIANT | COUNTRY |
|---|---|
| Nongingi-Potwana | South Africa |