- Thomas Mayo
Birth - 11 April 1619 (1 year anniversary) - Cattistock, Dorset, England - Sibylla Proß
- Constantine Darrel
- Cardinal Henry Beaufort
Death - 11 April 1447 (173 year anniversary) - , Winchester, Hampshire, England - Isabel Fitzpayn
- Christine Evertsdatter Moltke
- Geofrey Scrope
- Roger de Mortimer
Birth - 11 April 1374 (246 year anniversary) - , Usk, Monmouthshire, England - Maud Lucy
- Aline (Aliva) Bassett
- Llewelyn Ap Iorwerth
Death - 11 April 1240 (380 year anniversary) - Aberconwy, Arllechwedd Isaf, Caernarvonshire, Wales - William Marshall
- Berthe, Princess Of Austria
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