Wąsosz [ˈvɔ̃sɔʂ] is a village in the administrative district of Gmina Koniecpol, within Częstochowa County, Silesian Voivodeship, in southern Poland. It lies approximately 6 kilometres (4 mi) south of Koniecpol, 41 km (25 mi) east of Częstochowa, and 73 km (45 mi) north-east of the regional capital Katowice.