William Henry Cavendish-Bentinck 4. Duke of Portland 1768–1854 | | |
| | Charles William Frederick Cavendish-Bentinck Reverend 1817–1865 Caroline Louisa Burnaby 1832–1918 | | |
| | William Charles Augustus Cavendish-Bentinck Lord Bentinck 1780–1826 Anne Wellesley Lady Abdy 1788–1875 | | |
| | William Henry Cavendish-Bentinck 3. Duke of Portland 1738–1809 Dorothy Cavendish (Lady) 1750–1794 | | | | William Bentinck 2. Duke of Portland 1709–1762 Margaret Harley (Lady) 1715–1785 | | | | Henry Bentinck 2. Earl of Portland & 1. Duke of Portland 1682–1726 Elizabeth „Lady“ Noel 1688–1737 | | | | John William Bentinck 1. Earl of Portland 1648–1709 Jane Martha Temple 1672–1751 Anne Frances Villiers 1655–1688 | | | | Berent (Berhard) Bentinck Heer van Diepenheim 1597–1668 Anna van Bloemendael 1622–1685 | | |
| | | Edward Villiers Sir & Knight Marshal of the Household & Viscount Grandison 1620–1689 Frances Howard Lady of Suffolk 1630–1677 | | |
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| | | William Cavendish 4. Duke of Devonshire 1720–1764 Charlotte Elizabeth Boyle Baroness Clifford of Londesborough 1731–1754 |
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