Last name Айгул (Айгул 
, Aygul 
, Aigul 
) , worldwide, is a common cognomen. The surname Айгул is characteristic of Kyrgyzstan, where it is a common surname, Azerbaijan, where it is quite a rare surname, and Georgia. Not in comparison with a country's population, it is the most numerous in Kyrgyzstan, Azerbaijan, and Turkey. More prevalently, Айгул is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Айгул | Azerbaijan, Kazakhstan, Armenia, Russia, Kyrgyzstan |
| Aygul | Azerbaijan, Kazakhstan, Uzbekistan, United Arab Emirates, Turkmenistan |
| Aigul | Turkey, Kazakhstan, Russia, United Arab Emirates, Kyrgyzstan |
| Ajgul | Azerbaijan, Germany, Kazakhstan, Russia, North Macedonia |