Cognomen Mwena (Mwena 
) , in the world, is a rare family name. The surname Mwena is habitual in Tanzania, where it is a rare surname, South Africa, where it is an extremely rare surname, and France. In absolute terms, this name is the most popular in Sub-Saharan Africa, particularly Tanzania, Nigeria, and South Africa. Very seldom, Mwena is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Mwena | Tanzania, South Africa, France, United States, Nigeria |