Surname Shiroian (Широян 
, Shiroian 
) , across the world, is a rare last name. The last name Shiroian is characteristic of Georgia, where it is a rare surname, Russia, and Ukraine, where it is a very rare surname. Likewise, Shiroian is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Широян | Armenia, Russia, Ukraine |
| Shiroian | Georgia |