Stary Szwarocin [ˈstarɨ ʂfaˈrɔt͡ɕin] is a village in the administrative district of Gmina Rybno, within Sochaczew County, Masovian Voivodeship, in east-central Poland. It lies approximately 2 kilometres (1 mi) south of Rybno, 10 km (6 mi) west of Sochaczew, and 61 km (38 mi) west of Warsaw.