Gniewkowo may refer to: Locations Gniewkowo, town in Kuyavian–Pomeranian Voivodeship, Poland Gmina Gniewkowo, municipality in Kuyavian–Pomeranian Voivodeship, Poland Gniewkowo, village in Greater Poland Voivodeship, Poland Gniewkowo, village in Masovian Voivodeship, Poland Gniewkowo, part of village of Sągnity in Bartoszyce County, Warmian–Masurian Voivodeship, Poland Gniewkowo, part of village of Gronowo, Mrągowo County, Warmian–Masurian Voivodeship, Poland
States Duchy of Gniewkowo, 14th century duchy
Events Battle of Gniewkowo, 1375 battle of Władysław the White's Rebellion