Cognomen Baitaev (Baitaev 
, Байтаев 
) , across the world, is a rare surname. The last name Baitaev is characteristic of Kazakhstan, where it is a rare surname, Kyrgyzstan, and Russia, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Baitaev | Kazakhstan |
| Байтаев | Kyrgyzstan, Kazakhstan, Russia |