Louisa married William Ponsonby, 1st Baron Ponsonby Imokilly on 26 Dec 1769. William (son of Rt.Hon. John Ponsonby and Elizabeth Cavendish) was born on 15 Sep 1744; died on 5 Nov 1806. [Group Sheet] [Family Chart]
Louisa married William FitzWilliam, 4th Earl Fitzwilliam on 21 Jul 1823. William (son of William FitzWilliam, 3rd Earl Fitzwilliam and Anne Watson-Wentworth) was born on 30 May 1748; died on 8 Feb 1833. [Group Sheet] [Family Chart]
- 1824
