Leśniaki [lɛɕˈɲakʲi] is a village in the administrative district of Gmina Siewierz, within Będzin County, Silesian Voivodeship, in southern Poland. It lies approximately 6 kilometres (4 mi) north-east of Siewierz, 24 km (15 mi) north-east of Będzin, and 36 km (22 mi) north-east of the regional capital Katowice.