Ostrówek [ɔsˈtruvɛk] is a village in the administrative district of Gmina Dobra, within Turek County, Greater Poland Voivodeship, in west-central Poland. It lies approximately 2 kilometres (1 mi) south of Dobra, 17 km (11 mi) southeast of Turek, and 129 km (80 mi) southeast of the regional capital Poznań.