Cognomen Заводнік (Заводнік 
) , throughout the world, is an extremely rare surname. The surname Заводнік is habitual in Eastern Europe, particularly Ukraine, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Заводнік | Ukraine |
| ілья барысавіч заводнік BY (b. 1956) |
|