Niewiesz [ˈɲɛvjɛʂ] is a village in the administrative district of Gmina Poddębice, within Poddębice County, Łódź Voivodeship, in central Poland. It lies approximately 8 kilometres (5 mi) north-west of Poddębice and 45 km (28 mi) west of the regional capital Łódź.