Surname Kamenchuk (Каменчук 
, Kamenchuk 
) , in the world, is quite a rare last name. The family name Kamenchuk is characteristic of Ukraine, where it is quite a rare surname, Belarus, and Kazakhstan, where it is a rare surname. Not in comparison with a country's population, this name is the most popular in Eastern Europe, particularly Ukraine, Russia, and Belarus.
| VARIANT | COUNTRY |
|---|---|
| Каменчук | Belarus, Russia, Kazakhstan, Ukraine |
| Kamenchuk | Russia, Belarus, Kazakhstan, Ukraine, United States |