Family name Багоиан (Bagoyan 
, Багоиан , Bagoian 
) , in the world, is a very rare last name. The cognomen Багоиан is characteristic of Georgia, where it is a rare surname, Armenia, and Russia, where it is a very rare surname. In absolute terms, it is commonest in Georgia, Russia, and the United States. Very seldom, Багоиан is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Bagoyan | Armenia, Russia, Philippines, United States, India |
| Багоиан | Russia |
| Bagoian | Georgia, United States |