Family name Bangoian (Бангоян 
, Bangoian 
) , in all the world, is a rare last name. The cognomen Bangoian is characteristic of Georgia, where it is quite a rare surname, Russia, where it is a very rare surname, and Ukraine, where it is an extremely rare surname. More prevalently, Bangoian is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Бангоян | Russia, Ukraine, Armenia |
| Bangoian | Georgia |