Family name Bostanjan (Бостанжан 
, Bostanjan 
) , across the world, is a very rare cognomen. The last name Bostanjan is habitual in Russia, where it is an extremely rare surname, and the United States. Very seldom, Bostanjan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Бостанжан | Kazakhstan, Russia |
| Bostanjan | United States |