Last name Massoyan (Massoyan 
) , in the entire world, is a very rare cognomen. The surname Massoyan is habitual in Argentina, where it is a very rare surname, the United States, where it is an extremely rare surname, and Canada. Much less frequently, Massoyan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Massoyan | United States, Canada, Argentina |