Last name Хаибуллаев (Хаибуллаев 
, Khaibullaev 
) , all over the world, is a very rare cognomen. The last name Хаибуллаев is characteristic of Russia, where it is a very rare surname, Kazakhstan, and Ukraine, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Хаибуллаев | Russia |
| Khaibullaev | Kazakhstan, Russia, Ukraine |