Dobiesz [ˈdɔbjɛʂ] is a village in the administrative district of Gmina Góra Kalwaria, within Piaseczno County, Masovian Voivodeship, in east-central Poland. It lies approximately 9 kilometres (6 mi) west of Góra Kalwaria, 10 km (6 mi) south-east of Piaseczno, and 25 km (16 mi) south of Warsaw.