Family name Мирзажан (Мирзажан 
, Mirzajan 
) , throughout the world, is a very rare cognomen. The last name Мирзажан is habitual in Kyrgyzstan, where it is a rare surname, Georgia, where it is a very rare surname, and Iran. Measured by absolute frequency, it is commonest in Kyrgyzstan, Iran, and Canada. More frequently, Мирзажан is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Мирзажан | Kyrgyzstan, Uzbekistan, Russia, Kazakhstan |
| Mirzajan | Canada, United States, Georgia, Iran |