Wiśniew is a village in Siedlce County, Masovian Voivodeship, in east-central Poland. It is the seat of the gmina (administrative district) called Gmina Wiśniew. It lies approximately south of Siedlce and east of Warsaw. The village has a population of 870. References Villages in Siedlce County Lublin Voivodeship (1474–1795) Siedlce Governorate Lublin Governorate Lublin Voivodeship (1919–1939)