Białystok is a city in northeastern Poland.
Białystok or similar names may also refer to:
Administrative divisions around the Polish city Białystok County, current administrative division Białystok Voivodeship, an administrative district of Poland Białystok Voivodeship (1919–1939), as defined before World War II Białystok Voivodeship (1945–1975), as defined after World War II Białystok Voivodeship (1975–1998), as defined after 1975 Bezirk Bialystok, administrative division under the Nazis Białystok Department of the Kingdom of Prussia
Other Białystok, Lublin Voivodeship, a village in southeastern Poland Belostok, Tomsk Oblast, a village in Russia Max Bialystock, the character played by Zero Mostel in Mel Brooks' The Producers Bialystocks, a Japanese pop duo Ellen Bialystok, psychologist and academic Bialy (bread) a circular bread, named after the city