1878 - 
| Ursula Augusta (married cousin (9) Mahon | |
| B: | 17 Jan 1906 |
William Gerald Ross Mahon 1909-1910 |
| William Gerald Ross Mahon | |
| B: | 2 Sep 1909 |
| D: | 31 Aug 1910 |
| Annabel Mahon 1970- |
| Annabel Mahon | |
| B: | 1970 |
| Lucy Mahon 1972- |
| Lucy Mahon | |
| B: | 1972 |
| James William Mahon 1976- |
| James William Mahon | |
| B: | 29 Oct 1976 |
| Sir William Walter Mahon, 7th Baronet | |
| B: | 4 Dec 1940 |
| Jane Evelyn Mahon 1944- |
| Jane Evelyn Mahon | |
| B: | 23 Aug 1944 |
| Rupert Thomas George Mahon | |
| B: | 1974 |
| Timothy Gilbert Mahon 1947- |
| Timothy Gilbert Mahon | |
| B: | 24 Apr 1947 |
| Sir George Edward John Mahon, 6th Baronet | |
| B: | 22 Jun 1911 |
| D: | 1987 |
| Audrey Evelyn Jagger | |
| M: | 20 Sep 1938 |
| Sarah Caroline Mahon 1959- |
| Sarah Caroline Mahon | |
| B: | 22 Oct 1959 |
| Suzanne Donnellan | |
| M: | 14 Feb 1958 |
| Mary Edith Georgiana Mahon 1911-1918 |
| Mary Edith Georgiana Mahon | |
| B: | 22 Jun 1911 |
| D: | 17 Nov 1918 |
| Susan Dillon-Mahon 1950- |
| Susan Dillon-Mahon | |
| B: | 3 Jul 1950 |
| Robert John George Dillon-Mahon | |
| B: | 10 Apr 1954 |
| Caroline Mary Forbes | |
| M: | 1983 |
| Luke Bryan Arthur Mahon 1917- |
| Luke Bryan Arthur Mahon | |
| B: | 12 Apr 1917 |
| Audrey Doreen Vipond | |
| M: | 28 May 1949 |
|
| Hon. Edith Augusta Dillon | |
| B: | 9 Aug 1878 |
| Sir William Henry Mahon, 5th baronet | |
| M: | 26 Jan 1905 |
