- William La Zouche
- Joan de Burgh
Death - 23 April 1359 (96 year anniversary) - Friars Church, Minors, Kildare, Ireland - Joan "of Acre" England
Death - 23 April 1307 (148 year anniversary) - , Clare, Suffolk, England - Bela Iii (Harmadik Bela], King Of Hungary
- Affonso Ii "The Fat" Prince Of PORTUGAL [TWIN] Portugal
Birth - 23 April 1185 (270 year anniversary) - , Coimbra, Coimbra, PORTUGAL - Adelicia Princess Of Brabant
Death - 23 April 1151 (304 year anniversary) - , Affligham, Flanders, France - Alexander I King Scotland
Death - 23 April 1124 (331 year anniversary) - , STIRLING, Stirlingshire, Scotland - Liudolf Count Of Brunswick
- Ethelred Ii "The Unready", King Of England
Death - 23 April 1016 (439 year anniversary) - , London, Middlesex, England - Sigurd Ii "Digri" Hlodversson
Death - 23 April 1014 (441 year anniversary) - Battle Of Clonta, , Dublin, Ireland - Herbert de Vermandois
- Graf Wichmann I "der Ältere" von Sachsen
- Æthelred I. von Wessex
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