Leonów [lɛˈɔnuf] is a village in the administrative district of Gmina Maciejowice, within Garwolin County, Masovian Voivodeship, in east-central Poland. It lies approximately 10 kilometres (6 mi) north of Maciejowice, 16 km (10 mi) south of Garwolin, and 63 km (39 mi) south-east of Warsaw.