Czarnecki is a Polish surname. It may refer to:Arkadiusz Czarnecki, Polish footballer Karen Czarnecki, American politician Kazimierz Czarnecki, Polish weightlifter Kazimierz Czarnecki (engineer), was a Polish aeronautics engineer who worked for NACA, later NASA. Krzysztof Czarnecki, Polish politician Marek Czarnecki, Polish politician Ryszard Czarnecki, Polish politician Witold Czarnecki, Polish politician