Gwizdów [ˈɡvizduf] is a village in the administrative district of Gmina Modliborzyce, within Janów Lubelski County, Lublin Voivodeship, in eastern Poland. It lies approximately 13 kilometres (8 mi) south-west of Modliborzyce, 16 km (10 mi) west of Janów Lubelski, and 70 km (43 mi) south of the regional capital Lublin.