Korpysy [kɔrˈpɨsɨ] is a village in the administrative district of Gmina Ostrzeszów, within Ostrzeszów County, Greater Poland Voivodeship, in west-central Poland. It lies approximately 11 kilometres (7 mi) north-west of Ostrzeszów and 123 km (76 mi) south-east of the regional capital Poznań.

From 1815 to 1918 and then again from 1939 to 1945 Korpysy had a German name Ottosberg.