Zieleniec

Zieleniec may refer to:
 * Josef Zieleniec, a Czech Member of the European Parliament

and the following places in Poland:
 * Zieleniec, a district of the town of Duszniki-Zdrój
 * Zieleniec, a district of the town of Gorzów Wielkopolski
 * Zieleniec, Kuyavian-Pomeranian Voivodeship (north-central Poland)
 * Zieleniec, Łódź Voivodeship (central Poland)
 * Zieleniec, Lublin Voivodeship (east Poland)
 * Zieleniec, Gostynin County in Masovian Voivodeship (east-central Poland)
 * Zieleniec, Kozienice County in Masovian Voivodeship (east-central Poland)
 * Zieleniec, Węgrów County in Masovian Voivodeship (east-central Poland)
 * Zieleniec, Greater Poland Voivodeship (west-central Poland)
 * Zieleniec, Lubusz Voivodeship (west Poland)
 * Zieleniec, Opole Voivodeship (south-west Poland)
 * Zieleniec, Warmian-Masurian Voivodeship (north Poland)