Across the world, Mamantu (Mamantu 
) is a very rare epicene first name. The first name Mamantu is characteristic of South Africa, where it is a very rare feminine name, and India, where it is an extremely rare unisex name. Much less frequently, Mamantu is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Mamantu | Philippines, India, South Africa |