Niwy
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)