Family and Education
b. 31 Aug. 1781, 1st s. of Frederick Ponsonby, 3rd Earl of Bessborough [I] and 3rd Baron Ponsonby [GB], and bro. of Hon. Frederick Cavendish Ponsonby. educ. Harrow 1790-8; Christ Church, Oxf. 1799; continental tour 1800, 1802-3. m. 16 Nov. 1805, Lady Maria Fane, da. of John, 10th Earl of Westmorland, 7s. 6da. cr. Baron Duncannon 19 July 1834; suc. fa. as 4th Earl of Bessborough [I] and 4th Baron Ponsonby [GB] 3 Feb. 1844.
Offices Held
PC 23 Feb. 1831; first commr. of woods, forests and land revenues Feb. 1831 – July 1834, May 1835 – Sept. 1841; sec. of state for Home affairs July – Nov. 1834; ld. privy seal Apr. 1835 – Jan. 1840; ld. lt. [I] July 1846 – d.
Ld. lt. co. Carlow 1831 – 38, co. Kilkenny 1838 – d.
Lt.-col. commdt. Marylebone vols. 1803; vice-pres. County Fire Office 1816.
Parlimentarian
Volume
Commons 1790-1820
Web Title
PONSONBY, John William (1781-1847)
Will
Estates
Oxford 1644
No
Addresses
Religion
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