Pniewy is a town in Szamotuły County, Greater Poland Voivodeship (west-central Poland). It was formerly known as Pinne in German, when it was part of Prussia.
Pniewy may also refer to:
Pniewy, Kuyavian-Pomeranian Voivodeship (north-central Poland) Pniewy, Masovian Voivodeship (east-central Poland) Pniewy, West Pomeranian Voivodeship (north-west Poland)