Last name Masumy (Masumy 
) , in all the world, is a very rare family name. The family name Masumy is characteristic of Germany, where it is an extremely rare surname, Mexico, and the United States. Much less frequently, Masumy is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Masumy | Germany, United States, Mexico, Brazil |