Edward Seymour, 1st Duke of Somerset when the descendants of Edward Seymour by his first wife, Catherine Fillol, inherited the Somerset dukedom in accordance with the Private Act of 1541. However, the female line continued, and Queen Elizabeth II is descended from Somerset through his grandchild by Catherine Grey. Edward Seymour, 1st Duke of Somerset Edward Seymour, 1st Duke of Somerset (c. 1500 – 22 January 1552), was Lord Protector of England during part of the Tudor period from 1547 until 1549 during the minority of his nephew, King Edward VI (1547–1553). Despite his popularity with the common people, his policies often angered the gentry and
Frances Seymour, Duchess of Somerset numerous descendants include Queen Elizabeth The Queen Mother (and therefore The Queen and all of her blood descendants), Diana, Princess of Wales, and Sarah, Duchess of York. Frances Seymour, Duchess of Somerset Frances Seymour, Duchess of Somerset ("née" Devereux; 30 September 1599 – 24 April 1674), was an English noblewoman who lived during the reigns of Elizabeth I, James I, Charles I and Charles II. Her father was Robert Devereux, 2nd Earl of Essex, Elizabeth I's favourite who was executed for treason in 1601. She was the second wife of William Seymour, 2nd Duke of Somerset, and the mother of