Family name Davojan (Давоян 
, Davojan 
) , across the world, is a rare last name. The cognomen Davojan is habitual in Lithuania, where it is a rare surname, Russia, and Ukraine. Likewise, Davojan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Давоян | Kazakhstan, Armenia, Russia, Belarus, Ukraine |
| Davojan | Germany, Lithuania |