Surname Ćwięk (Ćwięk 
) , across the world, is a very rare family name. The last name Ćwięk is habitual in Eastern Europe, particularly Poland, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Ćwięk | Poland |
| henryk ćwięk Polish historian, PL (b. 1952) |
|