Surname Шчука (Шчука 
, Shchuka 
, Ščuka 
) , all over the world, is a rare last name. The family name Шчука is characteristic of Slovenia, where it is quite a rare surname, Croatia, and Belarus, where it is a rare surname. In absolute terms, this name is the most popular in Slovenia, Russia, and Croatia.
| VARIANT | COUNTRY |
|---|---|
| Шчука | Russia |
| Shchuka | Russia, Belarus, United States, Canada, Ukraine |
| Ščuka | Croatia, Slovenia, Czechia |