Pratt, John Jeffreys, 2nd Earl and 1st Marquess Camden (1759 -1840)
John Jeffreys Pratt was born 11 February 1759, the only son of Charles Pratt, 1st Earl Camden and Elizabeth, daughter and sole heir, of Nicholas Jeffreys, of The Priory, Breconshire. He married, 31 December 1785, Frances, daughter and heir of William Molesworth of Wembury in Devon. He succeeded his father in the Earldom 18 April 1794, was Lord Lieutenant of Ireland in 1798, one of the Tellers of the Exchequer, Chancellor of the University of Cambridge and Recorder of Bath. On 7 September 1812 he was created Earl of the County of Brecknock and Marquess Camden. He died 8 October 1840 and was succeeded by his only son George Charles Pratt, 2nd Marquess.