Iłówiec Wielki (Polish pronunciation: [iˈwuvjɛts ˈfjɛlkʲi]) is a village in the administrative district of Gmina Brodnica, within Śrem County, Greater Poland Voivodeship, in west-central Poland. It lies approximately 8 kilometres (5 mi) west of Brodnica, 17 km (11 mi) north-west of Śrem, and 29 km (18 mi) south of the regional capital Poznań. From 1975 to 1998, Iłówiec Wielki administratively belonged to Poznań Voivodeship.