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
Thomas Radclyffe, 3rd Earl of Sussex Thomas Radclyffe, 3rd Earl of Sussex Thomas Radclyffe (or Ratclyffe), 3rd Earl of Sussex KG (c. 15259 June 1583), was Lord Deputy of Ireland during the Tudor period of English history, and a leading courtier during the reign of Elizabeth I. He was the eldest son of Henry Radclyffe, 2nd Earl of Sussex, and his first wife Elizabeth Howard. His maternal grandparents were Thomas Howard, 2nd Duke of Norfolk, and his second wife, Agnes Tilney. His maternal uncles included, among others, Thomas Howard, 3rd Duke of Norfolk, Lord Edmund Howard (father of Queen Catherine Howard, Edward Howard, William Howard, 1st