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Frances Anne Pratt Stewart


(b. April 15, 1751, Camden, London – d. Jan. 18, 1833, Hastings, Sussex )

Gender: F

Frances Pratt was one of the three daughters of Charles Pratt (1714-1794), 1st Earl Camden, and Elisabeth Jeffreys (1723-1779). On 7th June 1775 she married Robert Stewart (1739-1821), Viscount Castlereagh and 1st Marquis of Londonderry. They had eleven children.

Also known as:

  • Marchioness of Londonderry
  • Frances Pratt
  • Frances Anne Stewart (née  Pratt)




Please note that all dates and location information are provisional, initially taken from the library and archive catalogues. As our section editors continue to work through the material we will update our database and the changes will be reflected across the edition.

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