Look up Greater Poland in Wiktionary, the free dictionary.
Greater Poland or Great Poland (Polish: Wielkopolska) is a historic region of west-central Poland.
Greater Poland may also refer to:
- the Duchy of Greater Poland (1138–1320)
- Greater Poland Voivodeship or Wielkopolska Province, reformed in 1999
- Greater Poland Regional Assembly
- Greater Poland (European Parliament constituency), formed after the 2004 enlargement of the European Union
- Greater Poland National Park, a national park in the Greater Poland Voivodeship, Poland
- Greater Poland Park, an urban park in Warsaw, Poland