Family name Авоян (Авоян 
, Avojan 
, Avoyan 
) , globally, is a rare surname. The cognomen Авоян is characteristic of Armenia, where it is quite a rare surname, Georgia, where it is a rare surname, and Russia. Measured by absolute frequency, it is the most numerous in Russia, Armenia, and Ukraine. Also, Авоян is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Авоян | Armenia, Russia, Ukraine, Belarus |
| Avojan | India, United States |
| Avoyan | Armenia, Russia, Spain, United States, France |
| Avoian | Germany, Georgia, Australia, United States, Canada |