Family name Duchuk (Duchuk 
) , across the world, is a very rare cognomen. The last name Duchuk is characteristic of Aruba, where it is quite a common surname, Venezuela, where it is an extremely rare surname, and Ukraine. Very seldom, Duchuk is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Duchuk | India, Aruba, Ukraine, Venezuela |