LeaderConstituency Term of office Other ministerial offices held as Leader Party Ministry Robert Walpole MP for King's Lynn 4 April 17216 February 1742 Whig Walpole–Townshend Walpole Samuel Sandys MP for Worcester 12 February 174227 August 1743 Carteret Henry Pelham MP for Sussex 27 August 17436 March 1754 Broad Bottom(I & II) Thomas Robinson MP for Christchurch 23 March 1754October 1755 Newcastle I Henry Fox MP for Windsor 14 November 175513 November 1756 William Pitt 'the Elder' MP for Okehampton 4 December 17566 April 1757 Pitt–Devonshire Vacant April 1757June 1757 1757 Caretaker William Pitt 'the Elder' MP for Bath 27 June 17576 October 1761 Whig Pitt–Newcastle George Grenville MP for Buckingham October 1761May 1762 Henry Fox MP for Dunwich May 1762April 1763 Bute ( Tory –Whig ) George Grenville MP for Buckingham 16 April 176313 July 1765 Grenville Henry Seymour Conway MP for Thetford July 176520 October 1768 Rockingham I Chatham ( Whig –Tory ) Frederick NorthLord North MP for Banbury October 176822 March 1782 Tory Grafton ( Whig –Tory ) North Charles James Fox MP for Westminster 27 March 1782July 1782 Whig Rockingham II Thomas Townshend MP for Whitchurch 10 July 17826 March 1783 Shelburne ( Whig –Tory ) Charles James Fox MP for Westminster 2 April 178319 December 1783 Fox–North Frederick NorthLord North MP for Banbury Tory William Pitt 'the Younger' MP for Appleby until 1784 MP for Cambridge University from 1784 19 December 178314 March 1801 Pitt I Henry Addington MP for Devizes 17 March 180110 May 1804 Addington William Pitt 'the Younger' MP for Cambridge University 10 May 180423 January 1806† Pitt II Charles James Fox MP for Westminster February 180613 September 1806† Whig All the Talents Charles GreyViscount Howick MP for Northumberland September 180631 March 1807 Spencer Perceval MP for Northampton April 180711 May 1812† Tory Portland II Perceval Robert StewartViscount Castlereagh MP for Down until 1821 MP for Orford from 1821 The Marquess of Londonderry from 1821 June 181212 August 1822† Liverpool George Canning MP for Liverpool until 1823 MP for Harwich 1823–1826 MP for Newport 1826–1827 MP for Seaford from 1827 16 September 18228 August 1827† Canning ( Canningite –Whig ) William Huskisson MP for Liverpool 3 September 182721 January 1828 Goderich ( Canningite –Whig ) Robert Peel MP for Oxford University until 1829 MP for Westbury from 1829 26 January 182816 November 1830 Wellington–Peel John SpencerViscount Althorp MP for Northamptonshire until 1832 MP for South Northamptonshire from 1832 22 November 183014 November 1834 Whig Grey Melbourne I Vacant 14 November 183410 December 1834 Wellington Caretaker Robert Peel MP for Tamworth 10 December 18348 April 1835 Conservative Peel I Lord John Russell MP for Stroud 18 April 183530 August 1841 Whig Melbourne II Robert Peel MP for Tamworth 30 August 184129 June 1846 Conservative Peel II Lord John Russell MP for City of London 30 June 184621 February 1852 Whig Russell I Benjamin Disraeli MP for Buckinghamshire 27 February 185217 December 1852 Conservative Who? Who? Lord John Russell MP for City of London 28 December 185230 January 1855 Whig Aberdeen ( Peelite –Whig ) Henry John TempleThe Viscount Palmerston MP for Tiverton 6 February 185519 February 1858 Palmerston I Benjamin Disraeli MP for Buckinghamshire 26 February 185811 June 1859 Conservative Derby–Disraeli II Henry John TempleThe Viscount Palmerston MP for Tiverton 12 June 185918 October 1865† Liberal Palmerston II William Ewart Gladstone MP for South Lancashire October 186526 June 1866 Russell II Benjamin Disraeli MP for Buckinghamshire 6 July 18661 December 1868 Conservative Derby–Disraeli III William Ewart Gladstone MP for Greenwich 3 December 186817 February 1874 Liberal Gladstone I Benjamin Disraeli MP for Buckinghamshire 20 February 187421 August 1876 Conservative Disraeli II Stafford Northcote MP for Devonshire North 21 August 187621 April 1880 William Ewart Gladstone MP for Midlothian 23 April 18809 June 1885 Liberal Gladstone II Michael Hicks-Beach MP for Bristol West 24 June 188528 January 1886 Conservative Salisbury I William Ewart Gladstone MP for Midlothian 1 February 18862 July 1886 Liberal Gladstone III Lord Randolph Churchill MP for Paddington South 3 August 188614 January 1887 Conservative Salisbury II W. H. Smith MP for Strand 17 January 1887October 1891 Arthur Balfour MP for Manchester East October 189111 August 1892 William Ewart Gladstone MP for Midlothian 15 August 18922 March 1894 Liberal Gladstone IV William Harcourt MP for Derby 2 March 189421 June 1895 Rosebery Arthur Balfour [ 7] MP for Manchester East 29 June 18954 December 1905 Conservative Salisbury(III & IV) ( Con. –Lib.U. ) Balfour ( Con. –Lib.U. ) Henry Campbell-Bannerman [ 7] MP for Stirling Burghs 5 December 19055 April 1908 Liberal Campbell-Bannerman H. H. Asquith [ 7] MP for East Fife 5 April 19085 December 1916 Asquith(I–III) Asquith Coalition ( Lib. –Con. –Lab. ) Bonar Law [ 7] MP for Bootle until 1918 MP for Glasgow Central from 1918 10 December 191623 March 1921 Conservative Lloyd George(I & II) ( Lib. –Con. –Lab. ) Austen Chamberlain [ 7] MP for Birmingham West 23 March 192119 October 1922 Bonar Law [ 7] MP for Glasgow Central 23 October 192220 May 1923 Law Stanley Baldwin [ 7] MP for Bewdley 22 May 192322 January 1924 Baldwin I Ramsay MacDonald [ 7] MP for Aberavon 22 January 19243 November 1924 Labour MacDonald I Stanley Baldwin [ 7] MP for Bewdley 4 November 19244 June 1929 Conservative Baldwin II Ramsay MacDonald [ 7] MP for Seaham 5 June 19297 June 1935 Labour MacDonald II National Labour National I ( N.Lab. –Con. –Lib.N. –Lib. ) National II ( N.Lab. –Con. –Lib.N. –Lib. until 1932 ) Stanley Baldwin [ 7] MP for Bewdley 7 June 193528 May 1937 Conservative National III ( Con. –N.Lab. –Lib.N. ) Neville Chamberlain [ 7] MP for Birmingham Edgbaston 28 May 193710 May 1940 National IV ( Con. –N.Lab. –Lib.N. ) Chamberlain War ( Con. –N.Lab. –Lib.N. ) Winston Churchill [ 7] MP for Epping 10 May 194019 February 1942 Churchill War (All parties ) Stafford Cripps [ 7] MP for Bristol East 19 February 194222 November 1942 Independent Anthony Eden [ 7] MP for Warwick and Leamington 22 November 194226 July 1945 Conservative Churchill Caretaker ( Con. –N.Lib. ) Herbert Morrison [ 7] MP for Lewisham East until 1950 MP for Lewisham South from 1950 27 July 19459 March 1951 Labour Attlee(I & II) James Chuter Ede [ 7] MP for South Shields 9 March 195126 October 1951 Harry Crookshank [ 7] MP for Gainsborough 28 October 195120 December 1955 Conservative Churchill III Eden R. A. Butler [ 7] MP for Saffron Walden 20 December 19559 October 1961 Macmillan(I & II) Iain Macleod [ 7] MP for Enfield West 9 October 196120 October 1963 Selwyn Lloyd [ 7] MP for Wirral 20 October 196316 October 1964 Douglas-Home Herbert Bowden [ 7] MP for Leicester South West 16 October 196411 August 1966 Labour Wilson(I & II) Richard Crossman [ 7] MP for Coventry East 11 August 196618 October 1968 Fred Peart [ 7] MP for Workington 18 October 196819 June 1970 William Whitelaw [ 7] MP for Penrith and The Border 20 June 19707 April 1972 Conservative Heath Robert Carr [ 7] MP for Mitcham 7 April 19725 November 1972 Jim Prior [ 7] MP for Lowestoft 5 November 19724 March 1974 Edward Short [ 7] MP for Newcastle upon Tyne Central 5 March 19748 April 1976 Labour Wilson(III & IV) Michael Foot [ 7] MP for Ebbw Vale 8 April 19764 May 1979 Callaghan Norman St John-Stevas [ 7] MP for Chelmsford 5 May 19795 January 1981 Conservative Thatcher I Francis Pym [ 7] MP for Cambridgeshire 5 January 19815 April 1982 John Biffen [ 7] MP for Oswestry until 1983 MP for Shropshire North from 1983 5 April 198213 June 1987 Thatcher II John Wakeham [ 7] MP for South Colchester and Maldon 13 June 198724 July 1989 Thatcher III Geoffrey Howe [ 7] MP for East Surrey 24 July 19892 November 1990 John MacGregor [ 7] MP for South Norfolk 2 November 199010 April 1992 Major I Tony Newton [ 8] MP for Braintree 10 April 19922 May 1997 Major II Ann Taylor [ 9] MP for Dewsbury 2 May 199727 July 1998 Labour Blair I Margaret Beckett [ 10] MP for Derby South 27 July 19988 June 2001 Robin Cook [ 11] MP for Livingston 8 June 200117 March 2003 Blair II John Reid [ 12] MP for Hamilton North and Bellshill 4 April 200313 June 2003 Peter Hain [ 13] MP for Neath 11 June 20036 May 2005 Geoff Hoon [ 14] MP for Ashfield 6 May 2005 5 May 2006 Blair III Jack Straw [ 15] MP for Blackburn 5 May 2006 27 June 2007 Harriet Harman [ 16] MP for Camberwell and Peckham 28 June 200711 May 2010 Brown George Young [ 17] MP for North West Hampshire 12 May 2010 3 September 2012 Conservative Cameron–Clegg ( Con. –L.D. ) Andrew Lansley [ 18] MP for South Cambridgeshire 4 September 2012 14 July 2014 William Hague [ 19] MP for Richmond (Yorks) 14 July 2014 8 May 2015 Chris Grayling [ 20] MP for Epsom and Ewell 9 May 2015 14 July 2016 Cameron II David Lidington [ 21] MP for Aylesbury 14 July 2016 11 June 2017 May I Andrea Leadsom [ 22] MP for South Northamptonshire 11 June 2017 22 May 2019 May II Mel Stride [ 23] MP for Central Devon 23 May 2019 24 July 2019 Jacob Rees-Mogg [ 24] MP for North East Somerset 24 July 2019 8 February 2022 Johnson I Johnson II Mark Spencer [ 25] MP for Sherwood 8 February 2022 6 September 2022 Penny Mordaunt [ 26] MP for Portsmouth North 6 September 2022 5 July 2024 Truss Sunak Lucy Powell MP for Manchester Central 5 July 2024 Incumbent Labour Starmer