Cognomen Аирапетиантс (Аирапетиантс 
) , in the entire world, is an extremely rare surname. The last name Аирапетиантс is characteristic of Eastern Europe, particularly Russia, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Аирапетиантс | Russia |
Airapetiants, and Ayrapetyants