Siedlce Voivodeship (Polish: województwo siedleckie) was a unit of administrative division and local government in Poland in years 1975–1998, superseded by Masovian Voivodeship and Lublin Voivodeship. Its capital city was Siedlce.
Coordinates: 52°09′58″N 22°16′57″E / 52.166113°N 22.282460°E