Mar 19 In the year 1406 death of ibn Khaldun, Arab historian (b. 1332)
Apr 04 Robert III, King of Scotland (1390-1406), dies in the year 1406.
Jul 15 In the year 1406 death of duke William of Austria (b. c.1370)
Sep 01 On this day in history johanna, duchess of Brabant/Limburg (Joyful Entry), dies at 84
Sep 16 Cyprian, Metropolitan of Moscow (b. 1336) died on this day in history.
Nov 06 Innocent VII, [Cosma de' Migliorati], Italian Pope (1404-06), dies in the year 1406.