Cognomen Жамашев (Жамашев 
, Jamashev 
) , in all the world, is a rare last name. The last name Жамашев is habitual in Azerbaijan, where it is quite a rare surname, Kazakhstan, where it is a rare surname, and Kyrgyzstan. Much less frequently, Жамашев is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Жамашев | Kazakhstan, Azerbaijan, Russia, Kyrgyzstan |
| Jamashev | India |