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 In the year 1406 johanna, duchess of Brabant/Limburg (Joyful Entry), dies at 84
Sep 16 Cyprian, Metropolitan of Moscow (b. 1336) died in the year 1406.
Nov 06 Innocent VII, [Cosma de' Migliorati], Italian Pope (1404-06), dies in the year 1406.