LeaderConstituency
Term of office
Other ministerial offices held as Leader
Party
Ministry
Robert Walpole MP for King's Lynn
4 April 1721
6 February 1742
Whig
Walpole–Townshend
Walpole
Samuel Sandys MP for Worcester
12 February 1742
27 August 1743
Carteret
Henry Pelham MP for Sussex
27 August 1743
6 March 1754
Broad Bottom(I & II)
Thomas Robinson MP for Christchurch
23 March 1754
October 1755
Newcastle I
Henry Fox MP for Windsor
14 November 1755
13 November 1756
William Pitt 'the Elder'MP for Okehampton
4 December 1756
6 April 1757
Pitt–Devonshire
Vacant
April 1757
June 1757
1757 Caretaker
William Pitt 'the Elder'MP for Bath
27 June 1757
6 October 1761
Whig
Pitt–Newcastle
George Grenville MP for Buckingham
October 1761
May 1762
Henry Fox MP for Dunwich
May 1762
April 1763
Bute (Tory –Whig )
George Grenville MP for Buckingham
16 April 1763
13 July 1765
Grenville
Henry Seymour Conway MP for Thetford
July 1765
20 October 1768
Rockingham I
Chatham (Whig –Tory )
Frederick NorthLord North MP for Banbury
October 1768
22 March 1782
Tory
Grafton (Whig –Tory )
North
Charles James Fox MP for Westminster
27 March 1782
July 1782
Whig
Rockingham II
Thomas Townshend MP for Whitchurch
10 July 1782
6 March 1783
Shelburne (Whig –Tory )
Charles James Fox MP for Westminster
2 April 1783
19 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 1783
14 March 1801
Pitt I
Henry Addington MP for Devizes
17 March 1801
10 May 1804
Addington
William Pitt 'the Younger'MP for Cambridge University
10 May 1804
23 January 1806†
Pitt II
Charles James Fox MP for Westminster
February 1806
13 September 1806†
Whig
All the Talents
Charles GreyViscount Howick MP for Northumberland
September 1806
31 March 1807
Spencer Perceval MP for Northampton
April 1807
11 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 1812
12 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 1822
8 August 1827†
Canning (Canningite –Whig )
William Huskisson MP for Liverpool
3 September 1827
21 January 1828
Goderich (Canningite –Whig )
Robert Peel MP for Oxford University until 1829 MP for Westbury from 1829
26 January 1828
16 November 1830
Wellington–Peel
John SpencerViscount Althorp MP for Northamptonshire until 1832 MP for South Northamptonshire from 1832
22 November 1830
14 November 1834
Whig
Grey
Melbourne I
Vacant
14 November 1834
10 December 1834
Wellington Caretaker
Robert Peel MP for Tamworth
10 December 1834
8 April 1835
Conservative
Peel I
Lord John Russell MP for Stroud
18 April 1835
30 August 1841
Whig
Melbourne II
Robert Peel MP for Tamworth
30 August 1841
29 June 1846
Conservative
Peel II
Lord John Russell MP for City of London
30 June 1846
21 February 1852
Whig
Russell I
Benjamin Disraeli MP for Buckinghamshire
27 February 1852
17 December 1852
Conservative
Who? Who?
Lord John Russell MP for City of London
28 December 1852
30 January 1855
Whig
Aberdeen (Peelite –Whig )
Henry John TempleThe Viscount Palmerston MP for Tiverton
6 February 1855
19 February 1858
Palmerston I
Benjamin Disraeli MP for Buckinghamshire
26 February 1858
11 June 1859
Conservative
Derby–Disraeli II
Henry John TempleThe Viscount Palmerston MP for Tiverton
12 June 1859
18 October 1865†
Liberal
Palmerston II
William Ewart Gladstone MP for South Lancashire
October 1865
26 June 1866
Russell II
Benjamin Disraeli MP for Buckinghamshire
6 July 1866
1 December 1868
Conservative
Derby–Disraeli III
William Ewart Gladstone MP for Greenwich
3 December 1868
17 February 1874
Liberal
Gladstone I
Benjamin Disraeli MP for Buckinghamshire
20 February 1874
21 August 1876
Conservative
Disraeli II
Stafford Northcote MP for Devonshire North
21 August 1876
21 April 1880
William Ewart Gladstone MP for Midlothian
23 April 1880
9 June 1885
Liberal
Gladstone II
Michael Hicks-Beach MP for Bristol West
24 June 1885
28 January 1886
Conservative
Salisbury I
William Ewart Gladstone MP for Midlothian
1 February 1886
2 July 1886
Liberal
Gladstone III
Lord Randolph Churchill MP for Paddington South
3 August 1886
14 January 1887
Conservative
Salisbury II
W. H. Smith MP for Strand
17 January 1887
October 1891
Arthur Balfour MP for Manchester East
October 1891
11 August 1892
William Ewart Gladstone MP for Midlothian
15 August 1892
2 March 1894
Liberal
Gladstone IV
William Harcourt MP for Derby
2 March 1894
21 June 1895
Rosebery
Arthur Balfour [ 7] MP for Manchester East
29 June 1895
4 December 1905
Conservative
Salisbury(III & IV) (Con. –Lib.U. )
Balfour (Con. –Lib.U. )
Henry Campbell-Bannerman [ 7] MP for Stirling Burghs
5 December 1905
5 April 1908
Liberal
Campbell-Bannerman
H. H. Asquith [ 7] MP for East Fife
5 April 1908
5 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 1916
23 March 1921
Conservative
Lloyd George(I & II) (Lib. –Con. –Lab. )
Austen Chamberlain [ 7] MP for Birmingham West
23 March 1921
19 October 1922
Bonar Law [ 7] MP for Glasgow Central
23 October 1922
20 May 1923
Law
Stanley Baldwin [ 7] MP for Bewdley
22 May 1923
22 January 1924
Baldwin I
Ramsay MacDonald [ 7] MP for Aberavon
22 January 1924
3 November 1924
Labour
MacDonald I
Stanley Baldwin [ 7] MP for Bewdley
4 November 1924
4 June 1929
Conservative
Baldwin II
Ramsay MacDonald [ 7] MP for Seaham
5 June 1929
7 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 1935
28 May 1937
Conservative
National III (Con. –N.Lab. –Lib.N. )
Neville Chamberlain [ 7] MP for Birmingham Edgbaston
28 May 1937
10 May 1940
National IV (Con. –N.Lab. –Lib.N. )
Chamberlain War (Con. –N.Lab. –Lib.N. )
Winston Churchill [ 7] MP for Epping
10 May 1940
19 February 1942
Churchill War (All parties )
Stafford Cripps [ 7] MP for Bristol East
19 February 1942
22 November 1942
Independent
Anthony Eden [ 7] MP for Warwick and Leamington
22 November 1942
26 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 1945
9 March 1951
Labour
Attlee(I & II)
James Chuter Ede [ 7] MP for South Shields
9 March 1951
26 October 1951
Harry Crookshank [ 7] MP for Gainsborough
28 October 1951
20 December 1955
Conservative
Churchill III
Eden
R. A. Butler [ 7] MP for Saffron Walden
20 December 1955
9 October 1961
Macmillan(I & II)
Iain Macleod [ 7] MP for Enfield West
9 October 1961
20 October 1963
Selwyn Lloyd [ 7] MP for Wirral
20 October 1963
16 October 1964
Douglas-Home
Herbert Bowden [ 7] MP for Leicester South West
16 October 1964
11 August 1966
Labour
Wilson(I & II)
Richard Crossman [ 7] MP for Coventry East
11 August 1966
18 October 1968
Fred Peart [ 7] MP for Workington
18 October 1968
19 June 1970
Willie Whitelaw [ 7] MP for Penrith and The Border
20 June 1970
7 April 1972
Conservative
Heath
Robert Carr [ 7] MP for Mitcham
7 April 1972
5 November 1972
Jim Prior [ 7] MP for Lowestoft
5 November 1972
4 March 1974
Edward Short [ 7] MP for Newcastle upon Tyne Central
5 March 1974
8 April 1976
Labour
Wilson(III & IV)
Michael Foot [ 7] MP for Ebbw Vale
8 April 1976
4 May 1979
Callaghan
Norman St John-Stevas [ 7] MP for Chelmsford
5 May 1979
5 January 1981
Conservative
Thatcher I
Francis Pym [ 7] MP for Cambridgeshire
5 January 1981
5 April 1982
John Biffen [ 7] MP for Oswestry until 1983 MP for Shropshire North from 1983
5 April 1982
13 June 1987
Thatcher II
John Wakeham [ 7] MP for South Colchester and Maldon
13 June 1987
24 July 1989
Thatcher III
Geoffrey Howe [ 7] MP for East Surrey
24 July 1989
2 November 1990
John MacGregor [ 7] MP for South Norfolk
2 November 1990
10 April 1992
Major I
Tony Newton [ 8] MP for Braintree
10 April 1992
2 May 1997
Major II
Ann Taylor [ 9] MP for Dewsbury
2 May 1997
27 July 1998
Labour
Blair I
Margaret Beckett [ 10] MP for Derby South
27 July 1998
8 June 2001
Robin Cook [ 11] MP for Livingston
8 June 2001
17 March 2003
Blair II
John Reid [ 12] MP for Hamilton North and Bellshill
4 April 2003
13 June 2003
Peter Hain [ 13] MP for Neath
11 June 2003
6 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 2007
11 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