Nom de famille "Cavendish Bentinck"
- William (William Henry) (1738 - 1809), Duke of Portland, prime minister of the United Kingdom, prime minister of Great Britain ✕ (1766) Dorothy Cavendish (1750 - 1794)
- Charlotte (1775 - 1862) ✕ Charles Greville (1761 - 1832), Member of Parliament for Petersfield, captain
- William (William Charles Augustus) (1780 - 1826), lieutenant-colonel ✕ (1816) Anne Wellesley (1788 - 1875)
- Anne (1816 - 1888)
- Charles (Charles William Frederick) (1817 - 1865), pasteur ✕ (1839) Sinetta Lambourne ( - 1850)
- = Charles ✕ (1859) Caroline Burnaby (Caroline Louisa) (1832 - 1918)
- Nina (Cecilia Nina) (1862 - 1938) ✕ (1881) Claude Bowes-Lyon (Claude George) (1855 - 1944), Earl of Strathmore and Kinghorne, officier
- Arthur (1819 - 1877), colonel du 7th Dragoon Guards, lieutenant général dans la Royal Navy ✕ (1857) Elizabeth Hawkins-Whitshed (Elizabeth Sophia) ( - 1858)
- William (1857 - 1943), Duke of Portland, master of the Horse, privy counsellor ✕ (1889) Winifred Dallas-Yorke (Winifred Anna) (1863 - 1954)
- Victoria (Victoria Alexandrina Violet) (1890 - 1994) ✕ (1918) Michael John Erskine-Wemyss (1888 - 1982)
- William (William Arthur Henry) (1893 - 1977), Duke of Portland, lieutenant, juge de paix ✕ (1915) Ivy Gordon-Lennox (1887 - 1982), demoiselle d'honneur
- Anne (Alexandra Margaret Anne) (1916 - 2008)
- Margaret (Victoria Margaret) (1918 - 1955), porteuse de traine de Sa Majesté la Reine Elizabeth ✕ (1950) Gaetano Parente (1909 - av 1981), principe di Castel Viscardo
- William (1857 - 1943), Duke of Portland, master of the Horse, privy counsellor ✕ (1889) Winifred Dallas-Yorke (Winifred Anna) (1863 - 1954)
- = Arthur ✕ (1862) Augusta Browne (Augusta Mary Elizabeth) (1834 - 1893)
- Emily (1820 - 1850) ✕ (1845) Henry Hopwood ( - 1859)
Cavendish-Bentinck
- George (George Augustus) (1821 - 1891) ✕ (1850) Prudence Leslie (Prudence Penelope) (1830 - 1896)
- Jessica (Christina Anne Jessica) (1852 - 1912) ✕ (1874) Tatton Sykes (1826 - 1913), Baronet Sykes of Sledmere, landowner, renovator of churches
- Frederick (William George Frederick) (1856 - 1948) ✕ (1887) Ruth St. Maur (Ruth Mary) (1867 - 1953), suffragette
- Lucy Joan (1889 - 1971) ✕ (1922) Reginald Hervey Hoare (1882 - 1954)
Cavendish-Bentinck
1 — Anne (1816 - 1888)
2 — Anne (Alexandra Margaret Anne) (1916 - 2008)
3 — Arthur (1819 - 1877), colonel du 7th Dragoon Guards, lieutenant général dans la Royal Navy ✕ (1857) Elizabeth Hawkins-Whitshed (Elizabeth Sophia) ( - 1858) ✕ (1862) Augusta Browne (Augusta Mary Elizabeth) (1834 - 1893)
4 — Charles (Charles William Frederick) (1817 - 1865), pasteur ✕ (1839) Sinetta Lambourne ( - 1850) ✕ (1859) Caroline Burnaby (Caroline Louisa) (1832 - 1918)
5 — Charlotte (1775 - 1862) ✕ Charles Greville (1761 - 1832), Member of Parliament for Petersfield, captain
6 — Emily (1820 - 1850) ✕ (1845) Henry Hopwood ( - 1859)
7 — Frederick (1781 - 1828), major general ✕ (1820) Mary Lowther (1785 - 1862)
8 — Frederick (William George Frederick) (1856 - 1948) ✕ (1887) Ruth St. Maur (Ruth Mary) (1867 - 1953), suffragette
9 — George (George Augustus) (1821 - 1891) ✕ (1850) Prudence Leslie (Prudence Penelope) (1830 - 1896)
10 — Jessica (Christina Anne Jessica) (1852 - 1912) ✕ (1874) Tatton Sykes (1826 - 1913), Baronet Sykes of Sledmere, landowner, renovator of churches
11 — Lucy Joan (1889 - 1971) ✕ (1922) Reginald Hervey Hoare (1882 - 1954)
12 — Margaret (Victoria Margaret) (1918 - 1955), porteuse de traine de Sa Majesté la Reine Elizabeth ✕ (1950) Gaetano Parente (1909 - av 1981), principe di Castel Viscardo
13 — Nina (Cecilia Nina) (1862 - 1938) ✕ (1881) Claude Bowes-Lyon (Claude George) (1855 - 1944), Earl of Strathmore and Kinghorne, officier
14 — Victoria (Victoria Alexandrina Violet) (1890 - 1994) ✕ (1918) Michael John Erskine-Wemyss (1888 - 1982)
15 — William (1857 - 1943), Duke of Portland, master of the Horse, privy counsellor ✕ (1889) Winifred Dallas-Yorke (Winifred Anna) (1863 - 1954)
16 — William (William Arthur Henry) (1893 - 1977), Duke of Portland, lieutenant, juge de paix ✕ (1915) Ivy Gordon-Lennox (1887 - 1982), demoiselle d'honneur
17 — William (William Charles Augustus) (1780 - 1826), lieutenant-colonel ✕ (1816) Anne Wellesley (1788 - 1875)
18 — William (William Henry) (1738 - 1809), Duke of Portland, prime minister of the United Kingdom, prime minister of Great Britain ✕ (1766) Dorothy Cavendish (1750 - 1794)