Died:23 February 1804(1804-02-23) (aged 67), Mayfair, London, England
Issue:Lady Georgiana Smyth, , George FitzRoy, 4th Duke of Grafton, , Lord Charles FitzRoy, , Lady Anne FitzPatrick, , Lady Mary FitzPatrick, , Lady Gertrude FitzPatrick
Parents:Henry Liddell, 1st Baron Ravensworth, Anne Delmé
Spouses:Augustus FitzRoy, 3rd Duke of Grafton (m. 1756; div. 1769), John FitzPatrick, 2nd Earl of Upper Ossory (m. 1769)
Baptised:6 September 1736, St George's, Hanover Square, London