Cognomen Matemi (Matemi 
) , worldwide, is a rare last name. The surname Matemi is characteristic of Sub-Saharan Africa, particularly Tanzania, where it is a rare surname, the Democratic Republic of the Congo, and Nigeria, where it is a very rare surname. Much less frequently, Matemi is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Matemi | United States, Nigeria, Democratic Republic of the Congo, Tanzania, Turkey |