Jasienica [jaɕɛˈnit͡sa] is a village in the administrative district of Gmina Łoniów, within Sandomierz County, Świętokrzyskie Voivodeship, in south-central Poland. It lies approximately 3 kilometres (2 mi) south-east of Łoniów, 21 km (13 mi) south-west of Sandomierz, and 76 km (47 mi) south-east of the regional capital Kielce.