| Arthur Cavendish-Bentinck | Elizabeth Sophia Hawkins-Whitshed | ||
| William John Arthur Charles James Bentinck * of Portland * of Portland | Winifred Anna Dallas-Yorke | ||
| William Arthur Henry 8th Earl, 7th Duke Cavendish-Bentinck * of Portland * of Portland*16.3.1893, +21.3.1977 |