Duchy of Inowrocław
The Duchy of Inowrocław was one of the territories created during the period of the fragmentation of Poland. It was originally part of the Duchy of Kuyavia, but was separated by Ziemomysł and Władysław I the Elbow-high, upon the death of Duke Casimir I in 1267.
The Inowrocław Voivodeship was established on the territory of duchy in 1364.Dukes of Inowrocław
