Hon. Georgiana Fitzroy
Unknown - Aft 1816(Notes: You may have to scroll down or right to see chart.)
| Mary Elizabeth Ponsonby 1811-Unknown |
| Mary Elizabeth Ponsonby | |
| B: | 21 Feb 1811 |
| D: | Unknown |
| Isabella Frances Ponsonby 1812-Unknown |
| Isabella Frances Ponsonby | |
| B: | 24 Feb 1812 |
| D: | Unknown |
| William Ponsonby, 3rd. Baron Ponsonby of Imokilly | |
| B: | 1816 |
| D: | 1861 |
| Hon. Georgiana Fitzroy Unknown-Aft 1816 |
| Hon. Georgiana Fitzroy | |
| B: | Unknown |
| D: | Aft 1816 |
Major-General Sir William Ponsonby, KCB 1772-1815 |
| Major-General Sir William Ponsonby, KCB | |
| B: | 13 Oct 1772 |
| D: | 18 Jun 1815 |
| Waterloo, Belgium | |