Jun 29 Notker Labeo, German Benedictine monk (wrote on Aristotle at Saint Gall Abbey), dies at about 72 [exact birthday unknown, born c. 950] Dec 20 Elvira Mendes, wife of Alfonso V of Castile (b. 996) 1021 Famous Deaths by Year 1023 Famous People by Cause of Death Assassination Drug Overdose Gunshot Wound Murder Plane Crash Suicide