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
Charles Seymour, 6th Duke of Somerset in 1750. He was created Baron Warkworth of Warkworth Castle and Earl of Northumberland, both with special remainder to Smithson; and was created at the same time Baron Cockermouth and Earl of Egremont, with special remainder to Wyndham. (It has always been customary on the creation of a greater peerage title to create at the same time a barony, to be used as a courtesy title for the eldest son). Charles Seymour, 6th Duke of Somerset Charles Seymour, 6th Duke of Somerset (13 August 1662 – 2 December 1748), known by the epithet "The Proud Duke", was a British peer.