Byszówka [bɨˈʂufka] is a village in the administrative district of Gmina Klimontów, within Sandomierz County, Świętokrzyskie Voivodeship, in south-central Poland. It lies approximately 2 kilometres (1 mi) south-east of Klimontów, 21 km (13 mi) west of Sandomierz, and 66 km (41 mi) south-east of the regional capital Kielce.