Family name Усуб (Усуб 
) , worldwide, is a rare surname. The family name Усуб is characteristic of Armenia, where it is quite a rare surname, Kyrgyzstan, where it is a very rare surname, and Russia, where it is an extremely rare surname. Also, Усуб is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Усуб | Kazakhstan, Armenia, Russia, Belarus, Ukraine |