- Margaret Beaufort
- Duchess Cecily De Neville
Birth - 31 May 1415 (29 year anniversary) - , Raby, Durham, England - Elizabeth de Montagu
Death - 31 May 1359 (85 year anniversary) - , ASHLEY, Hampshire, England - Maud La Zouche
- Baron Maurice "The Magnanimous" Berkeley
Death - 31 May 1326 (118 year anniversary) - Wallingford Castle, England - Hugh Wake
- Robert "The Competitor" Brus
Death - 31 May 1295 (149 year anniversary) - Priory, Lochmaben, Dumfriesshire, Scotland - Robert Prince Of England
- Geza Ii (Masodik Geza], King Of Hungary
- Mary Princess Of Scotland
Death - 31 May 1116 (328 year anniversary) - St. Saviors Mona, Bermondsey, Middlesex, England - Waltheof Earl Of Northumberland
- Isabel Ferrers
- Ernst, Duke Of Swabia
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