Surname Мраз (Мраз 
) , globally, is a rare last name. The last name Мраз is habitual in Armenia, where it is quite a common surname, Kyrgyzstan, where it is a very rare surname, and Russia, where it is an extremely rare surname. Measured by absolute frequency, it most frequently occurs in Armenia, Russia, and Ukraine. Also, Мраз is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Мраз | Ukraine, Kazakhstan, Russia, Armenia, Kyrgyzstan |