Cognomen Masanje (Masanje 
) , globally, is a rare surname. The family name Masanje is habitual in Tanzania, where it is quite a rare surname, Mexico, where it is an extremely rare surname, and South Africa. Measured by absolute frequency, it is the most numerous in Tanzania, Mexico, and the United States. Very seldom, Masanje is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Masanje | Mexico, South Africa, United States, Tanzania, Nigeria |