Surname Lyubchuk (Lyubchuk 
, Любчук 
) , across the world, is a rare cognomen. The family name Lyubchuk is characteristic of Eastern Europe, particularly Belarus, where it is quite a rare surname, Ukraine, where it is a rare surname, and Russia, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Lyubchuk | Belarus |
| Любчук | Russia, Kazakhstan, Ukraine, Belarus |