Cognomen Йерейян (Йерейян 
) , around the globe, is an extremely rare last name. The cognomen Йерейян is habitual in Eastern Europe, particularly Russia, where it is an extremely rare surname. More prevalently, Йерейян is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Йерейян | Armenia, Russia |