Grzegorzew is a village in Koło County, Greater Poland Voivodeship, in central Poland. It is the seat of the gmina (administrative district) called Gmina Grzegorzew. It lies approximately 6 km south-east of Koło and 125 km east of the regional capital Poznań. It is located in the Łęczyca Land. It was a private church town, administratively located in the Łęczyca County in the Łęczyca Voivodeship in the Greater Poland Province of the Kingdom of Poland.