Ostroróg is a town in Poland.
Ostroróg may also refer to: Ostroróg, West Pomeranian Voivodeship, a village in north-west Poland Ostroróg, part of the district of Grunwald in Poznań, western Poland Ostroróg family: Mikołaj Ostroróg (1593–1651), Polish nobleman Stanisław Julian Ostroróg (1830–1890), portrait photographer Leon Walerian Ostroróg (1867 - 1932), Polish jurist, writer, Islamic scholar, and adviser to the Ottoman government