Family name Mahaju (Mahaju 
) , in the entire world, is a rare cognomen. The surname Mahaju is habitual in Nepal, where it is quite a rare surname, Canada, where it is an extremely rare surname, and India. Also, Mahaju is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Mahaju | Indonesia, United States, Nepal, India, Canada |