Maszów [ˈmaʂuf] is a village in the administrative district of Gmina Rudnik, within Krasnystaw County, Lublin Voivodeship, in eastern Poland. It lies approximately 4 kilometres (2 mi) south-east of Rudnik, 19 km (12 mi) south-west of Krasnystaw, and 53 km (33 mi) south-east of the regional capital Lublin.