Cognomen Малбаев (Малбаев 
) , across the world, is a rare family name. The cognomen Малбаев is characteristic of Azerbaijan, where it is quite a rare surname, Kazakhstan, where it is a rare surname, and Kyrgyzstan. Not in comparison with a country's population, this name is the most popular in Azerbaijan, Kazakhstan, and Russia.
| VARIANT | COUNTRY |
|---|---|
| Малбаев | Azerbaijan, Kyrgyzstan, Kazakhstan, Russia |