Ostrężna [ɔsˈtrɛ̃ʐna] is a village in the administrative district of Gmina Przeworno, within Strzelin County, Lower Silesian Voivodeship, in south-western Poland. It lies approximately 7 kilometres (4 mi) east of Przeworno, 13 km (8 mi) south of Strzelin, and 51 km (32 mi) south of the regional capital Wrocław.