Family name Магаршак (Магаршак 
, Magarshack 
, Magarshak 
) , all around the world, is a rare surname. The family name Магаршак is characteristic of Belarus, where it is a rare surname, Israel, and Russia, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Магаршак | Belarus, Russia, Ukraine |
| Magarshack | United States, France |
| Magarshak | Russia, Canada, United States, Israel |