Surname Nishchak (Nishchak 
, Нищак 
) , in all the world, is a rare last name. The cognomen Nishchak is characteristic of Hungary, where it is a rare surname, Ukraine, and Kazakhstan, where it is a very rare surname. Measured by absolute frequency, this name is the most popular in Eastern Europe, particularly Ukraine, Russia, and Hungary. Much less frequently, Nishchak is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Nishchak | India, Hungary, Russia |
| Нищак | Ukraine, Kazakhstan, Russia |