Cognomen Кумушев (Кумушев 
) , throughout the world, is a very rare surname. The cognomen Кумушев is habitual in Belarus, where it is a rare surname, Kyrgyzstan, where it is a very rare surname, and Kazakhstan.
| VARIANT | COUNTRY |
|---|---|
| Кумушев | Kazakhstan, Russia, Kyrgyzstan, Belarus, Ukraine |