Surname Байнаев (Байнаев 
) , in the entire world, is a very rare last name. The family name Байнаев is characteristic of Kyrgyzstan, where it is a rare surname, Kazakhstan, and Russia, where it is an extremely rare surname. Much less frequently, Байнаев is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Байнаев | Kyrgyzstan, Kazakhstan, Russia |