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Louisa Molesworth was born 23 October 1749 in Dublin, County Dublin, Ireland to Richard Molesworth, 3rd Viscount Molesworth (c1680-1758) and Mary Jenney Ussher (1728-1763) and died 1 September 1824 of unspecified causes. She married William Brabazon Ponsonby, 1st Baron Ponsonby (1744-1806) 26 December 1769 . She married William Fitzwilliam, 4th Earl Fitzwilliam (1748-1833) 21 July 1823 in Bishopscourt, County Kildare, Ireland.


Offspring of William Brabazon Ponsonby, 1st Lord of Imokilly and Louisa Molesworth (1749-1824)
Name Birth Death Joined with
John Ponsonby, Viscount Ponsonby (c1770-1855)
William Ponsonby (1772-1815)
Richard Ponsonby (c1772-1853)
Frederick Ponsonby (-1849)
George Ponsonby (1774-1863)
Mary Elizabeth Ponsonby (1775-1861) 3 March 1775 26 November 1861 London, Greater London, England, United Kingdom Charles Grey, 2nd Earl Grey (1764-1845)

Footnotes (including sources)

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