Last name Agasarian (Агасарян 
, Agasarian 
) , across the world, is a rare family name. The surname Agasarian is habitual in Russia, where it is a rare surname, Belarus, and Georgia, where it is a very rare surname. Measured by absolute frequency, it is commonest in Eastern Europe, particularly Russia, Belarus, and Ukraine. Likewise, Agasarian is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Агасарян | Kazakhstan, Armenia, Belarus, Ukraine, Russia |
| Agasarian | Belarus, Brazil, Georgia |