Family name Hamainza (Hamainza 
) , worldwide, is a rare last name. The last name Hamainza is characteristic of Sub-Saharan Africa, particularly Zambia, where it is quite a rare surname, and South Africa, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Hamainza | Zambia, South Africa |
| busiku hamainza |
|