Cognomen Boudagian (Будагян 
, Boudagian 
) , across the world, is a rare family name. The last name Boudagian is characteristic of Eastern Europe, particularly Russia, where it is a rare surname, Ukraine, and Belarus.
| VARIANT | COUNTRY |
|---|---|
| Будагян | Kazakhstan, Belarus, Armenia, Russia, Ukraine |
| Boudagian | Canada, Germany, United States |