Niwy may refer to the following places: Niwy, Bydgoszcz County in Kuyavian-Pomeranian Voivodeship (north-central Poland) Niwy, Sępólno County in Kuyavian-Pomeranian Voivodeship (north-central Poland) Niwy, Bełchatów County in Łódź Voivodeship (central Poland) Niwy, Piotrków County in Łódź Voivodeship (central Poland) Niwy, Świętokrzyskie Voivodeship (south-central Poland) Niwy, Gmina Herby in Silesian Voivodeship (south Poland) Niwy, Gmina Woźniki in Silesian Voivodeship (south Poland) Niwy, Lubusz Voivodeship (west Poland) Niwy, West Pomeranian Voivodeship (north-west Poland)