Last name Numanga (Numanga 
) , globally, is a very rare surname. The surname Numanga is habitual in New Zealand, where it is a rare surname, Australia, where it is a very rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Numanga | United States, New Zealand, Australia |
| tiakana numanga (b. 1909) |
|