Ciężkie [ˈt͡ɕɛ̃ʂkʲɛ] is a village in the administrative district of Gmina Wojcieszków, within Łuków County, Lublin Voivodeship, in eastern Poland. It lies approximately 6 kilometres (4 mi) north-east of Wojcieszków, 13 km (8 mi) south of Łuków, and 63 km (39 mi) north of the regional capital Lublin.