Biernacki

Biernacki is a Polish surname, it may refer to:

Edmund Biernacki, Polish physician
Marek Biernacki, Polish politician
Marianna Biernacka, Polish martyr of World War II
Mieczysław Biernacki, Polish mathematical chemist
Stefan Dąb-Biernacki, Polish general
Wacław Kostek-Biernacki, Polish politician and writer