Last name Koshkerian (Koshkerian 
) , in all the world, is a very rare surname. The surname Koshkerian is habitual in Syria, where it is a rare surname, New Zealand, and Canada, where it is a very rare surname. Not in comparison with a country's population, it is the most numerous in Syria, the United States, and New Zealand.
| VARIANT | COUNTRY |
|---|---|
| Koshkerian | New Zealand, Syria, Canada, United States |