Polesie (disambiguation)
Polesie or Polesia is a swampy region in the Eastern European Plain lowland.
Polesie may also refer to the following places in Poland:
- Polesie, Kościan County in Greater Poland Voivodeship (west-central Poland)
 - Polesie, Środa Wielkopolska County in Greater Poland Voivodeship (west-central Poland)
 - Polesie, Łowicz County in Łódź Voivodeship (central Poland)
 - Polesie, Piotrków County in Łódź Voivodeship (central Poland)
 - Polesie, Poddębice County in Łódź Voivodeship (central Poland)
 - Polesie, Wieruszów County in Łódź Voivodeship (central Poland)
 - Polesie, Puławy County in Lublin Voivodeship (east Poland)
 - Polesie, Tomaszów Lubelski County in Lublin Voivodeship (east Poland)
 - Polesie, Płońsk County in Masovian Voivodeship (east-central Poland)
 - Polesie, Opole Voivodeship (south-west Poland)
 - Polesie, Pomeranian Voivodeship (north Poland)
 - Polesie Voivodeship (1921-1931), administrative unit of interwar Poland
 
Other
- Polesie, an association for the Autonomy of the Polesia region
 - Orlovskoye Polesie
 - Polesie National Park
 - The ship named Polesie involved in the 2023 Heligoland ship collision
 - Polesie class ship (1983-2008), class of passenger ships manufactured in Belarus