Kostrzyna [kɔsˈtʂɨna] is a village in the administrative district of Gmina Przystajń, within Kłobuck County, Silesian Voivodeship, in southern Poland. It lies approximately 4 kilometres (2 mi) north of Przystajń, 18 km (11 mi) west of Kłobuck, and 78 km (48 mi) north of the regional capital Katowice.