Family name Ivanjan (Иванян 
, Ivanjan 
) , around the world, is quite a rare cognomen. The cognomen Ivanjan is characteristic of Estonia, where it is quite a rare surname, Russia, where it is a rare surname, and Belarus, where it is a very rare surname. Also, Ivanjan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Иванян | Kazakhstan, Belarus, Armenia, Russia |
| Ivanjan | Estonia, India |