Lucynów Duży [luˈt͡sɨnuf ˈduʐɨ] is a village in the administrative district of Gmina Wyszków, within Wyszków County, Masovian Voivodeship, in east-central Poland. It lies approximately 6 kilometres (4 mi) south of Wyszków and 50 km (31 mi) north-east of Warsaw.