| William Henry Cavendish Cavendish-Bentinck * of Portland * of Portland | Dorothy Cavendish | ||
| William Henry Cavendish-Scott-Bentinck * of Portland * of Portland | Henrietta Scott | ||
| William John Cavendish 6th Earl, 5th Duke Cavendish-Scott-Bentinck * of Portland * of Portland*(17/18).9.1800, +6.12.1879 |