Marianka [maˈrjaŋka] is a village in the administrative district of Gmina Księżpol, within Biłgoraj County, Lublin Voivodeship, in eastern Poland. It lies approximately 4 kilometres (2 mi) south-east of Księżpol, 17 km (11 mi) south of Biłgoraj, and 96 km (60 mi) south of the regional capital Lublin.