Niziny [niˈʑinɨ] is a village in the administrative district of Gmina Tuczępy, within Busko County, Świętokrzyskie Voivodeship, in south-central Poland. It lies approximately 6 kilometres (4 mi) east of Tuczępy, 26 km (16 mi) east of Busko-Zdrój, and 53 km (33 mi) south-east of the regional capital Kielce.