Cognomen Mustayeva (Мустаева 
, Mustayeva 
) , all around the world, is quite a rare surname. The surname Mustayeva is characteristic of Russia, where it is quite a rare surname, Kazakhstan, and Kyrgyzstan, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Мустаева | Kazakhstan, Russia, Kyrgyzstan, Belarus, Ukraine |
| Mustayeva | Canada |