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Cognomen Ayastan (Айастан
, Аиастан
, Ayastan
) , around the globe, is a rare family name. The cognomen Ayastan is habitual in Armenia, where it is quite a common surname, Turkey, where it is a rare surname, and Kyrgyzstan, where it is a very rare surname. Also, Ayastan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Айастан | Ukraine, Kazakhstan, Armenia, Russia, Kyrgyzstan |
| Аиастан | Russia |
| Ayastan | Russia, Turkey, India, United States |