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Family name Aigiun (Айгюн
, Aigiun
, Аигиун
) , across the world, is a rare cognomen. The family name Aigiun is habitual in Georgia, where it is quite a common surname, Azerbaijan, where it is quite a rare surname, and Belarus, where it is a very rare surname. Not in comparison with a country's population, it most frequently occurs in Georgia, Azerbaijan, and Russia. More prevalently, Aigiun is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Айгюн | Russia, Kyrgyzstan, Belarus, Azerbaijan, Ukraine |
| Aigiun | Georgia |
| Аигиун | Russia |
| Айгюнь | Kazakhstan, Russia, Ukraine |