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