Maśnik is a village in the administrative district of Gmina Połaniec, within Staszów County, Świętokrzyskie Voivodeship, in south-central Poland. It lies approximately 6 kilometres (4 mi) south-west of Połaniec, 20 km (12 mi) south of Staszów, and 70 km (43 mi) south-east of the regional capital Kielce.