Nieznanice [ɲɛznaˈnit͡sɛ] is a village in the administrative district of Gmina Kłomnice, within Częstochowa County, Silesian Voivodeship, in southern Poland. It lies approximately 4 kilometres (2 mi) west of Kłomnice, 19 km (12 mi) north-east of Częstochowa, and 77 km (48 mi) north of the regional capital Katowice.