Surname Nyamanza (Nyamanza 
) , all around the world, is a rare last name. The family name Nyamanza is characteristic of Zimbabwe, where it is quite a rare surname, Tanzania, where it is a rare surname, and the United Kingdom, where it is an extremely rare surname. Much less frequently, Nyamanza is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Nyamanza | United States, Zimbabwe, United Kingdom, Tanzania |