Family and Education
b. c. 1704, 1st surv. s. of Brabazon, 1st Earl of Bessborough [I], and 1st Baron Ponsonby, by his 1st w. Sarah, da. of James Margetson of Sysonby, Leics., wid. of Hugh Colvill of Newtown, co. Down. educ. Grand Tour. m. 5 July 1739, Lady Caroline Cavendish, da. of William Cavendish, 3rd Duke of Devonshire, 5s. 4da. suc. fa. 4 July 1758.
Offices Held
M.P. [I] 1725 – 58.
P.C. [I] 19 Nov. 1741; sec. to ld. lt. [I] 1741 – 44; ld. of Admiralty 1746 – 56, of Treasury 1756 – 59; jt. postmaster gen. 1759 – 62, 1765 – 66; P.C. 12 July 1765.
Parlimentarian
Volume
Commons 1715-1754
Web Title
PONSONBY, William (c.1704-93)
Will
Estates
Oxford 1644
No
Addresses
Religion
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