Oleśnica is a town in Staszów County, Świętokrzyskie Voivodeship, in south-central Poland. It is the seat of the gmina called Gmina Oleśnica. It lies in historic Lesser Poland, approximately 15 kilometres south-west of Staszów and 58 km south-east of the regional capital Kielce. The village has a population of 1,962, and used to be a town from 1470 to 1869.
During the reign of King Kazimierz Wielki, Oleśnica was the seat of a Roman Catholic parish, which covered the area of 49 square kilometers. The village furthermore served as main residence of the noble Oleśnicki family. The father of Cardinal Zbigniew Oleśnicki was born here.
Wikipedia https://en.wikipedia.org/wiki/Oleśnica,_Świętokrzyskie_Voivodeship
Coordinates 50°27'2.327" N 21°3'49.502" E