Surname Gremma (Gremma 
) , all around the world, is a very rare last name. The surname Gremma is habitual in Sub-Saharan Africa, particularly Nigeria, where it is a very rare surname. More prevalently, Gremma is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Gremma | South Africa, Philippines, Nigeria, United States, India |