Family name Khashchak (Khashchak 
, Хащак 
) , around the world, is a rare cognomen. The family name Khashchak is habitual in Eastern Europe, particularly Ukraine, where it is a rare surname, and Russia, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Khashchak | Russia |
| Хащак | Ukraine, Russia |