Family name Пустылник (Пустылник 
, Pustylnik 
) , in all the world, is a very rare surname. The surname Пустылник is habitual in Russia, where it is a very rare surname, the United States, and Canada, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Пустылник | Russia |
| Pustylnik | Canada, United States, Russia |