Knieja [ˈkɲɛja] is a village in the administrative district of Gmina Przyrów, within Częstochowa County, Silesian Voivodeship, in southern Poland. It lies approximately 3 kilometres (2 mi) north-west of Przyrów, 26 km (16 mi) east of Częstochowa, and 72 km (45 mi) north-east of the regional capital Katowice.