Last name Кайркуль (Кайркуль 
) , globally, is an extremely rare surname. The last name Кайркуль is characteristic of Central Asia, particularly Kyrgyzstan, where it is a rare surname. More prevalently, Кайркуль is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Кайркуль | Kyrgyzstan, Kazakhstan |