Surname Мосесянц (Мосесянц 
) , in the entire world, is a very rare family name. The family name Мосесянц is characteristic of Kazakhstan, where it is a very rare surname, Russia, where it is an extremely rare surname, and Ukraine.
| VARIANT | COUNTRY |
|---|---|
| Мосесянц | Kazakhstan, Russia, Ukraine |
Mosesianc, Mosesiants, and Mosesyants