Fürstbistum Ermland
The Chełmno Voivodeship () was a unit of administrative division and local government in the Kingdom of Poland since 1454/1466 until the Partitions of Poland in 1772/1795. Together with the Pomeranian and Malbork Voivodeships and the Prince-Bishopric of Warmia it formed the historical province of Royal Prussia. Its capital was at Chełmno ().