Cognomen Калмак (Калмак 
) , around the globe, is a very rare surname. The surname Калмак is characteristic of Kyrgyzstan, where it is a rare surname, and Russia, where it is an extremely rare surname. Likewise, Калмак is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Калмак | Kyrgyzstan, Kazakhstan, Russia |