Cognomen Gamalu (Gamalu 
) , in all the world, is a very rare surname. The family name Gamalu is habitual in Israel, where it is a very rare surname, and India, where it is an extremely rare surname. More prevalently, Gamalu is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Gamalu | Tanzania, India, Nigeria, Israel |