Henry Petty-Fitzmaurice, 3rd Marquess of Lansdowne

The Marquess of Lansdowne
Portrait by Henry Walton, c. 1805
Leader of the House of Lords
In office
6 July 1846 – 27 February 1852
MonarchVictoria
Prime MinisterLord John Russell
Preceded byThe Duke of Wellington
Succeeded byThe Earl of Derby
Lord President of the Council
In office
6 July 1846 – 27 February 1852
MonarchVictoria
Prime MinisterLord John Russell
Preceded byThe Duke of Buccleuch
Succeeded byThe Earl of Lonsdale
In office
23 April 1835 – 3 September 1841
MonarchsWilliam IV
Victoria
Prime MinisterThe Viscount Melbourne
Preceded byThe Earl of Rosslyn
Succeeded byThe Lord Wharncliffe
In office
22 November 1830 – 14 November 1834
MonarchWilliam IV
Prime MinisterThe Earl Grey
The Viscount Melbourne
Preceded byThe Earl Bathurst
Succeeded byThe Earl of Rosslyn
Secretary of State for the Home Department
In office
16 July 1827 – 22 January 1828
MonarchGeorge IV
Prime MinisterThe Viscount Goderich
Preceded byWilliam Sturges Bourne
Succeeded byRobert Peel
Chancellor of the Exchequer
In office
5 February 1806 – 26 March 1807
MonarchGeorge III
Prime MinisterThe Lord Grenville
Preceded byWilliam Pitt the Younger
Succeeded bySpencer Perceval
Member of the House of Lords
Lord Temporal
In office
16 November 1809 – 31 January 1863
Hereditary Peerage
Preceded byThe 2nd Marquess of Lansdowne
Succeeded byThe 4th Marquess of Lansdowne
Member of Parliament
for Cambridge University
In office
15 December 1806 – 27 April 1807
Preceded byWilliam Pitt the Younger
Succeeded byVicary Gibbs
Member of Parliament
for Calne
In office
31 August 1802 – 24 October 1806
Preceded bySir Francis Baring, Bt
Succeeded byOsborne Markham
Personal details
Born(1780-07-02)2 July 1780
Lansdowne House, Mayfair, Middlesex, England
Died31 January 1863(1863-01-31) (aged 82)
Bowood House, Derry Hill, Wiltshire, England
Political partyWhig
Spouse(s)Lady Louisa Fox-Strangways
(1785–1851)
Children
Parents
Alma materUniversity of Edinburgh
Trinity College, Cambridge

Henry Petty-Fitzmaurice, 3rd Marquess of Lansdowne, KG, PC, FRS (2 July 1780 – 31 January 1863), known as Lord Henry Petty from 1784 to 1809, was a British statesman. In a ministerial career spanning nearly half a century, he notably served as Home Secretary and Chancellor of the Exchequer and was three times Lord President of the Council.