Family: Richard 'The Good' Knight of the Garter, 13th Earl of Warwick BEAUCHAMP (maid. name Sir) / Isabel De spencer

Maternal line Richard 'The Good' Knight of the Garter, 13th Earl of Warwick BEAUCHAMP (maid. name Sir)
Margaret de Ferrers 1347 - 1407  (60 years)	_	Thomas (12th Earl of Warwick) de Beauchamp 1338 - 1401  (~ 63 years)

Maternal line Isabel De spencer
Constance Plantagenet 1374 - 1416  (42 years)	_	Thomas ( 1 Earl of glostershire) Le DESPENCER 1373 - 1399  (25 years)
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Unknown	_	Edmund (1st Duke of york) Plantagnant 1341 - 1402  (61 years)