Last name Кайрханов (Кайрханов 
, Kairkhanov 
) , in all the world, is a rare cognomen. The last name Кайрханов is habitual in Azerbaijan, where it is quite a rare surname, Kazakhstan, where it is a rare surname, and Russia, where it is an extremely rare surname. Very seldom, Кайрханов is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Кайрханов | Azerbaijan, Kazakhstan |
| Kairkhanov | Kazakhstan, Russia |