Family name Mammah (Mammah 
) , globally, is quite a rare last name. The surname Mammah is characteristic of Sierra Leone, where it is quite a rare surname, Ghana, where it is a rare surname, and Philippines. In absolute terms, it is the most numerous in Philippines, Ghana, and Nigeria. Likewise, Mammah is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Mammah | Philippines, India, Sierra Leone, Ghana, Nigeria |