| | Henry Seymour Marquis of Hertford, Baron Beauchamp of Hache 1626–1654 Mary Capell Duchess of Beaufort 1630–1715 | | |
| | Sir William Seymour 1588–1660 Frances Devereux Duchess of Somerset 1599–1674 | | |
| | Edward Seymour Viscount Beauchamp 1561–1612 | | |
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| | Edward Seymour 1st Duke of Somerset, Lord Protector of England 1500–1552 | | | | Margaret Wentworth …–1550 | | | | | Henry Wentworth of Nettlestead & Suffolk, Sir …–… | | | | Philip Wentworth Sir …–1464 | | | | Roger Wentworth Sir …–1452 Margery Despenser 1400–1478 | | |
| | | John Clifford 7th Baron Clifford …– |
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