Krzeszów [ˈkʂɛʂuf] (Ukrainian: Крешів, Kreshiv) is a village in Nisko County, Subcarpathian Voivodeship, in south-eastern Poland. It is the seat of the gmina (administrative district) called Gmina Krzeszów. It lies on the San River, approximately 21 kilometres (13 mi) south-east of Nisko and 48 km (30 mi) north-east of the regional capital Rzeszów.In 2005 the village had a population of 862.
During the Holocaust, the 250 to 500 Jews in the village were murdered.