CAVENDISH-BENTINCK, WILLIAM HENRY, 3RD DUKE OF PORTLAND, elder son of William Bentinck, 2nd Duke of Portland, and Lady Margaret Cavendish Harley, only dau. of Edward Harley, 2nd Earl of Oxford (qv); b. 14 Apr 1738; styled Marquis of Titchfield to 1762; adm. May 1747 (Watts'); left Dec 1754; Christ Church, Oxford, matr. 4 Mar 1755; MA 1 Feb 1757; DCL 7 Oct 1792; LLD Tinity Coll. Dublin 18 May 1782; assumed additional surname of Cavendish 1755; MP Weobley 1761 - 1 May 1762; succ. father as 3rd Duke of Portland 1 May 1762; Lord Chamberlain 15 Jul 1765 - 26 Nov 1766; Privy Councillor 10 Jul 1765; Lord Lieut., Ireland, 10 Apr - 15 Sep 1782; Prime Minister and First Lord of the Treasury 21 Apr - 19 Dec 1783; although previously a committed Whig politician, he became alarmed by the French Revolution and joined William Pitt’s government in 1794; Secretary of State for Home Affairs, 11 Jul 1794 - 30 Jul 1801, Lord President of the Council 30 Jul 1801 - 14 Jan 1805; KG 16 Jul 1801; Prime Ministry and First Lord of the Treasury 31 Mar 1807 - 28 Sep 1809, when he resigned through ill-health; Chancellor of Oxford University from 27 Sep 1792; Lord Lieut., Nottinghamshire, from 19 Jun 1795; FRS 5 Jun 1766; a Busby Trustee from 14 Mar 1765; m. 8 Nov 1766 Lady Dorothy Cavendish, only dau. of William Cavendish, 4th Duke of Devonshire PC KG; d. 30 Oct 1809. DNB.
Taxonomy
Code
Scope note(s)
Source note(s)
- https://collections.westminster.org.uk/index.php/houses
Display note(s)
Hierarchical terms
Houses
- NT Armfeild's
- NT Ashburnham
- NT Ashby's
- NT Atwood's
- NT Bainbrigg's
- NT Benthall's
- NT Best's
- NT Bourne's
- NT Burges'
- NT Busby's
- NT Butler's
- NT Chelsum's
- NT Clapham's
- NT Clarke's
- NT College
- NT Dale's
- NT Dean's
- NT Desaguliers'
- NT Douglas'
- NT Dryden's
- NT Du Brieux's
- NT Durand's
- NT Edwards'
- NT Finch's
- NT Fox's
- NT Geary's
- NT Gibson's
- NT Grant's
- NT Greet's
- NT Guthry's
- NT Guyneham's
- NT Hakluyt's
- NT Hart's
- NT Hawkins'
- NT Heath's
- NT Hodgson's
- NT Homeboarders'
- NT Howe's
- NT Hume's
- NT Hutton's
- NT Jackson's
- NT James'
- NT Jones'
- NT Langton's
- NT Levett's
- NT Liddell's
- NT Lloyd's
- NT Ludford's
- NT Macklin's
- NT Majendie's
- NT Maskelyne's
- NT Mellisham's
- NT Milne's
- NT Morel's
- NT Morrison's
- NT Ottey's
- NT Packharness'
- NT Peirson's
- NT Philips'
- NT Playford's
- NT Porten's
- NT Powell's
- NT Prat's
- NT Preston's
- NT Price's
- NT Purcell's
- NT Rigaud's
- NT Russel's
- NT Scott's
- NT Smalridge's
- NT Smalwell's
- NT Smedley's
- NT Smith's
- NT Stelfox's
- NT Stephens'
- NT Stikeman's
- NT Taylor's
- NT Watts'
- NT Williams'
- NT Woodcock's
- NT Wren's
- NT Wynniate's