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
William Seymour, 2nd Duke of Somerset William Seymour, 2nd Duke of Somerset William Seymour, 2nd Duke of Somerset, (1588 – 24 October 1660) was an English nobleman and Royalist commander in the English Civil War. Seymour was the son of Edward Seymour, Lord Beauchamp of Hache (who predeceased his own father) by his wife Honora Rogers. He was the grandson of Edward Seymour, 1st Earl of Hertford by his wife Lady Catherine Grey, a sister of Lady Jane Grey, "The Nine Days Queen", which thus gave him a distant claim to the throne through Catherine's descent from Mary Tudor, younger sister of King Henry VIII. He