Surname رباج (Rbaj 
, رباج 
) , across the world, is a rare cognomen. The last name رباج is characteristic of Morocco, where it is a rare surname, Algeria, and India, where it is an extremely rare surname. Much less frequently, رباج is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Rbaj | Morocco, India |
| رباج | Palestinian Territory, Morocco, Algeria |