John IV of Saxe-Lauenburg (prince-bishop)
John IV of Saxe-Lauenburg (German: Johannes von Sachsen-Lauenburg) (c. 1483–1547) was a Prince-Bishop of Hildesheim.
John IV of Saxe-Lauenburg (German: Johannes von Sachsen-Lauenburg) (c. 1483–1547) was a Prince-Bishop of Hildesheim.