Surname Galushchak (Galushchak 
, Галущак 
) , throughout the world, is quite a rare family name. The last name Galushchak is characteristic of Ukraine, where it is quite a rare surname, Kazakhstan, where it is a rare surname, and Russia.
| VARIANT | COUNTRY |
|---|---|
| Galushchak | Ukraine, Russia, Canada, United States |
| Галущак | Ukraine, Russia, Kyrgyzstan, Kazakhstan |