Rudniczysko [rudniˈt͡ʂɨskɔ] is a village in the administrative district of Gmina Doruchów, within Ostrzeszów County, Greater Poland Voivodeship, in west-central Poland. It lies approximately 4 kilometres (2 mi) south-west of Doruchów, 4 km (2 mi) east of Ostrzeszów, and 137 km (85 mi) south-east of the regional capital Poznań.