Henry the Iron
Heinrich the Iron designates the following people:
- Heinrich II. (Hesse) (before 1302–1376), Landgrave of Hesse
- Heinrich II. (Holstein-Rendsburg) (around 1317–1384), Count of Holstein-Rendsburg
- Henry VI. (Waldeck) (around 1340-1397), Count of Waldeck
- Heinrich V (Glogau-Sagan) (1312 / 21–1369), Duke of Sagan, of (ducal) Glogau and of Steinau