Cognomen Radzhab (Radzhab 
) , globally, is a rare last name. The surname Radzhab is characteristic of Azerbaijan, where it is quite a rare surname, and Russia, where it is an extremely rare surname. Also, Radzhab is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Radzhab | Azerbaijan, Russia, Ukraine, United States, Tajikistan |