Surname Орбелиан (Орбелиан 
, Orbelyan 
) , in the world, is a very rare family name. The last name Орбелиан is habitual in Armenia, where it is a rare surname, Russia, where it is a very rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Орбелиан | Russia |
| Orbelyan | Armenia, Russia, United States |