Cognomen Mthonyama (Mthonyama 
) , in all the world, is a very rare last name. The surname Mthonyama is characteristic of Sub-Saharan Africa, particularly South Africa, where it is a very rare surname. Very seldom, Mthonyama is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Mthonyama | South Africa |