Last name О'Гсени (О'Гсени 
) , across the world, is a rare family name. The cognomen О'Гсени is characteristic of Western Asia, particularly Armenia, where it is quite a rare surname.
| VARIANT | COUNTRY |
|---|---|
| О'Гсени | Armenia |
Исаанян, Арутюнян, and Мартиросян