Lady Margaret Beaufort, Countess of Richmond and Derby, mother of Henry VII Tudor, King of England, daughter of Margaret Beauchamp of Bletso (14th GGM) 1443–1509 BIRTH 31 MAY 1443 • Bletsoe Castle, Bedfordshire, England DEATH 29 JUNE 1509 • (probably aged 66) London, England (14th great-grandmother) Lady Margaret Beaufort LadyMargaret Beaufort The King’s MotherCountess of Richmond and Derby Posthumous portrait, 16th …
