Edward III King of England 1327-1377 1312-1377 | | John of Gaunt Duke of Lancaster 1340-1399 | | John Beaufort Earl of Somerset, Marquess of Dorset and Somerset 1373-1410 | | John Beaufort 1st Duke of Somerset 1404-1444 | | Lady Margaret Beaufort 1443-1509 | | Henry VII King of England 1485-1509 1457-1509 | | Mary Tudor Princess of England 1496-1533 | | Lady Frances Brandon 1517-1559 | | Lady Catherine Grey 1539-1568 | | Edward Seymour Lord Beauchamp 1561-1612 | | Francis Seymour 1st Baron Seymour of Trowbridge 1590-1664 | | Charles Seymour 2nd Baron Seymour of Trowbridge 1621-1665 | | Charles Seymour 6th Duke of Somerset 'the Proud Duke' 1662-1748 | | Lady Catherine Seymour | | Elizabeth Wyndham | | William Wyndham Grenville Baron Grenville 1759-1834