House of Tudor Richmond on 15 December 1449 and was married to Lady Margaret Beaufort, the great-granddaughter of John of Gaunt, the progenitor of the house of Lancaster; Jasper became the first Earl of Pembroke on 23 November 1452. Edmund died on 3 November 1456. On 28 January 1457, his widow Margaret, who had just attained her fourteenth birthday, gave birth to a son, Henry Tudor, at her brother-in-law's Pembroke Castle. Henry Tudor, the future Henry VII, spent his childhood at Raglan Castle, the home of William Herbert, 1st Earl of Pembroke, a leading Yorkist. Following the murder of Henry VI and death
Edward Courtenay, 1st Earl of Devon Edward Courtenay, 1st Earl of Devon Edward Courtenay, 1st Earl of Devon (c. 1527 – 18 September 1556) was an English nobleman during the rule of the Tudor dynasty. Born into a family with close royal connections, he was at various times considered a possible match for the two daughters of Henry VIII, both of whom became queens regnant of England. He was a second cousin to Edward VI, Mary I and Elizabeth I through King Edward IV. He was the only son of Henry Courtenay, 1st Marquess of Exeter (c.1498–1539) by his second wife, Gertrude Blount, daughter of William