| Algernon George Percy * of Northumberland | Louisa Drummond | George Douglas Campbell * of Argyll | Elizabeth Georgiana Sutherland-Leveson-Gower |
| Henry George Percy * of Northumberland | Edith Campbell | ||
| Alan Ian 8th Duke, Earl, Earl Percy * of Northumberland * Percy * of Beverley*17.4.1880, +23.8.1930 |