Leonów [lɛˈɔnuf] is a village in the administrative district of Gmina Nowa Sucha, within Sochaczew County, Masovian Voivodeship, in east-central Poland. It lies approximately 4 kilometres (2 mi) east of Nowa Sucha, 8 km (5 mi) south of Sochaczew, and 54 km (34 mi) west of Warsaw.