Cognomen Тамашаев (Тамашаев 
) , in all the world, is a rare family name. The last name Тамашаев is habitual in Azerbaijan, where it is quite a rare surname, Kyrgyzstan, where it is a rare surname, and Kazakhstan, where it is a very rare surname. Not in comparison with a country's population, it is commonest in Azerbaijan, Kyrgyzstan, and Russia.
| VARIANT | COUNTRY |
|---|---|
| Тамашаев | Azerbaijan, Kyrgyzstan, Kazakhstan, Russia |