Gruszewnia [ɡruˈʂɛvɲa] is a village in the administrative district of Gmina Kłobuck, within Kłobuck County, Silesian Voivodeship, in southern Poland. It lies approximately 8 kilometres (5 mi) south-east of Kłobuck and 69 km (43 mi) north of the regional capital Katowice.