Międzybórz [mjɛnˈd͡zɨbuʂ] is a village in the administrative district of Gmina Książ Wielkopolski, within Śrem County, Greater Poland Voivodeship, in west-central Poland. It lies approximately 6 kilometres (4 mi) south-west of Książ Wielkopolski, 13 km (8 mi) south-east of Śrem, and 45 km (28 mi) south-east of the regional capital Poznań.