Mieczownica [mjɛt͡ʂɔvˈnit͡sa] is a village in the administrative district of Gmina Ostrowite, within Słupca County, Greater Poland Voivodeship, in west-central Poland. It lies approximately 6 kilometres (4 mi) west of Ostrowite, 11 km (7 mi) north-east of Słupca, and 72 km (45 mi) east of the regional capital Poznań.