Last name Pokalchuk (Pokalchuk 
, Покальчук 
) , in the entire world, is a rare surname. The surname Pokalchuk is characteristic of Ukraine, where it is a rare surname, Lithuania, and Russia, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Pokalchuk | Ukraine, Israel, Russia, Lithuania |
| Покальчук | Russia, Ukraine, Kazakhstan |