Edward Seymour, Lord Beauchamp Edward Seymour, Lord Beauchamp Edward Seymour, Lord Beauchamp of Hatch (21 September 1561 – 21 July 1612) had a theoretically strong claim to the throne of England through his mother, but whose legitimacy was questioned. He was the son of Edward Seymour, 1st Earl of Hertford (1539–1621), by his wife Lady Catherine Grey (died 1568), younger sister of Lady Jane Grey, "The Nine Day Queen". His grandfather was Edward Seymour, 1st Duke of Somerset (executed 1552), all of whose titles became forfeit on his attainder by Parliament, during the reign of his nephew King Edward VI (1547–1553). His father was
Edward Stafford, 3rd Duke of Buckingham Edward Stafford, 3rd Duke of Buckingham Edward Stafford, 3rd Duke of Buckingham (3 February 1478 – 17 May 1521) was an English nobleman. He was the son of Henry Stafford, 2nd Duke of Buckingham, and Katherine Woodville, whose sister, Queen Elizabeth Woodville, was the wife of King Edward IV. He was convicted of treason, and executed on 17 May 1521. Edward Stafford, born 3 February 1478 at Brecon Castle in Wales, was the eldest son of Henry Stafford, 2nd Duke of Buckingham, and Catherine Woodville (the daughter of Richard Woodville, 1st Earl Rivers, by Jacquetta of Luxembourg, daughter of Pierre