Dobieszyn [dɔˈbjɛʂɨn] is a village in the administrative district of Gmina Stromiec, within Białobrzegi County, Masovian Voivodeship, in east-central Poland. It lies approximately 7 kilometres (4 mi) south-east of Stromiec, 17 km (11 mi) east of Białobrzegi, and 68 km (42 mi) south of Warsaw.