Family name Sitnicka (Sitnicka 
) , in the world, is a very rare surname. The surname Sitnicka is habitual in Eastern Europe, particularly Poland, where it is a rare surname. Likewise, Sitnicka is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sitnicka | Poland |
| ewa sitnicka molecular biologist, researcher |
|