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