Family name Мусинян (Мусинян 
, Musinian 
) , in the entire world, is a rare last name. The surname Мусинян is habitual in Russia, where it is a very rare surname, Kazakhstan, and Ukraine, where it is an extremely rare surname. More prevalently, Мусинян is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Мусинян | Kazakhstan, Ukraine, Armenia, Russia |
| Musinian | United States |