In all the world, Торосян (Торосян 
, Torosyan 
, Torosian 
) is a very rare unisex first name. The first name Торосян is characteristic of Eastern Europe, particularly Ukraine, where it is a very rare feminine name, and Russia, where it is an extremely rare epicene name. Likewise, Торосян is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Торосян | Armenia, Russia, Belarus, Bulgaria, Ukraine |
| Torosyan | Armenia, Russia, Georgia, Bulgaria, United States |
| Torosian | Armenia, Russia, Georgia, United States, Greece |
| Torosjan | Germany, Estonia, United States, Brazil, Netherlands |