Family name Каспариан (Каспариан 
, Kasparyan 
) , globally, is a rare cognomen. The family name Каспариан is characteristic of Bulgaria, where it is quite a rare surname, Armenia, where it is a rare surname, and Czechia. Not in comparison with a country's population, it is the most numerous in Bulgaria, Russia, and Armenia.
| VARIANT | COUNTRY |
|---|---|
| Каспариан | Russia |
| Kasparyan | Armenia, Russia, Czechia, Bulgaria, United States |