Cognomen Джагарьян (Dzhagaryan 
, Джагарьян , Djagarian 
) , around the globe, is a very rare last name. The last name Джагарьян is characteristic of Armenia, where it is a rare surname, Greece, where it is a very rare surname, and Russia. Not in comparison with a country's population, this name is the most popular in Russia, Armenia, and the United States. Very seldom, Джагарьян is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Dzhagaryan | Russia, United Kingdom, United States, Greece, Ukraine |
| Джагарьян | Russia |
| Djagarian | Armenia, United States |