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Sir John de Beaufort
Birth: 1371
Lincolnshire, England
Death: Mar. 16, 1410
Greater London, England

Husband of Lady Margaret de Holand and father of: Lady Joan de Beaufort, Lady Margaret de Beaufort, Henry de Beaufort, John de Beaufort, Thomas de Beaufort, and Edmund de Beaufort. He was invested as a knight, Order of the Garter (K.G.) circa 1397, and his illegitimate birth was legitimized by Parliament and Papal decree February, 1397. He became the 1st Earl of Somerset on 10 February, 1397, and the 1st Marquess of Somerset on 29 September, 1397. He was deposed as Marquess of Dorset and Somerset on 3 November 1399. 
Family links: 
  John Plantagenet (1340 - 1399)
  Katherine Roet Swynford-Plantagenet (1350 - 1403)
  Margaret de Holland de Beaufort (1380 - 1439)
  Margaret Beaufort Courtenay (____ - 1449)*
  John Beaufort (1404 - 1444)*
  Joan Beaufort (1404 - 1445)*
  Thomas Beaufort (1405 - 1431)*
  Edmund Beaufort (1406 - 1455)*
  Philippa of Lancaster (1360 - 1415)**
  Elizabeth Lancaster (1363 - 1425)**
  Henry Plantagenet-Lancaster (1367 - 1413)**
  Thomas Swynford (1368 - 1432)**
  John de Beaufort (1371 - 1410)
  Catherine Plantagenet Of Lancaster (1373 - 1418)**
  Henry Beaufort (1374 - 1447)*
  Joan Beaufort Neville (1375 - 1440)*
  Thomas de Beaufort (1377 - 1426)*
*Calculated relationship
Canterbury Cathedral
City of Canterbury
Kent, England
Plot: St. Michael's Chapel
Created by: Carolyn Gray-Yeaw
Record added: Jan 03, 2010
Find A Grave Memorial# 46305389
Sir John de Beaufort
Added by: Lou
Sir John de Beaufort
Added by: P. Dagwell
Sir John de Beaufort
Added by: Audrey DeCamp Hoffman
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rest in peace 18th great grandfather of Shaha Ahmed Alagil and Abdulrahman Ahmed Alagil
 Added: Feb. 18, 2017
For my 17th Great Grandfather. Peace.
- Bonnie Schermer
 Added: Dec. 27, 2016
In memory of my 20th great grandfather.
- Mo Vernon
 Added: Dec. 20, 2016
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