This is a list of parliaments of the United Kingdom, tabulated with the elections to the House of Commons and the list of members of the House.
The parliaments are numbered from the formation of the United Kingdom of Great Britain and Ireland. For previous Westminster parliaments, see the list of parliaments of Great Britain and list of parliaments of England. For pre-Union Dublin parliaments, see the list of parliaments of Ireland. For pre-1707 Scottish parliaments, see the list of parliaments of Scotland.
List of parliaments
{| class="wikitable" style="text-align:center;" width=85%
|-
!Monarch
!Number
!Start date
!Election
!Members
!Prime ministers
!Party control
!Percentage of<br/>popular vote
|-
! rowspan=10 | George III<br/>50px<br/>
| align="center" rowspan=2 | 1
| rowspan=2 | 1801
| rowspan=2 | none: co-opted
| rowspan=2 |
| align="center" | William Pitt
| rowspan=4 align="center" | Tory
| rowspan=15 |
|-
| align="center" rowspan=2 | Henry Addington
|-
| rowspan=2 | 2
| rowspan=2 | 1802
| rowspan=2 | General election
| rowspan=2 | MPs
|-
| align="center" | William Pitt
|-
| align="center" | 3
| 1806
| General election
| MPs
| align="center" | The Lord Grenville
| align="center" | Whig
|-
| rowspan=3 align="center" | 4
| rowspan=3 | 1807
| rowspan=3 | General election
| rowspan=3 | MPs
| align="center" | The Duke of Portland
| rowspan=11 align="center" | Tory
|-
| align="center" |Spencer Perceval
|-
| rowspan=5 align="center" |The Earl of Liverpool
|-
| align="center" | 5
| 1812
| General election
| MPs
|-
| align="center" | 6
| 1818
| General election
| MPs
|- style="height:3em"
! rowspan=5 | George IV<br/>50px
| align="center" | 7
| 1820
| General election
| MPs
|- style="height:3em"
| rowspan=4 align="center" | 8
| rowspan=4 | 1826
| rowspan=4 | General election
| rowspan=4 | MPs
|-
| | George Canning
|-
| | The Viscount Goderich
|-
| | The Duke of Wellington
|- style="height:3em"
! rowspan=6 | William IV<br/>50px
| align="center" | 9
| 1830
| General election
| MPs
| rowspan=3 align="center" |The Earl Grey
| align="left" | 59.3%
|-
| align="center" | 10
| 1831
| General election
| MPs
| rowspan=6 align="center" | Whig
| align="left" | 63.3%
|-
| rowspan=3 align="center" | 11
| rowspan=3 | 1832
| rowspan=3 | General election
| rowspan=3 | MPs
| rowspan=3 align="left" | 67.0%
|-
| | The Viscount Melbourne
|-
| | Sir Robert Peel
|-
| align="center" | 12
| 1835
| General election
| MPs
| rowspan=2 | The Viscount Melbourne
| align="left" | 55.2%
|- style="height:3em"
! rowspan="21" | Victoria<br/>50px
| align="center" | 13
| 1837
| General election
| MPs
| align="left" | 51.7%
|- style="height:3em"
| align="center" | 14
| 1841
| General election
| MPs
| | Sir Robert Peel
| align="center" | Conservative
| align="left" | 56.9%
|-
| align="center" | 15
| 1847
| General election
| MPs
| | Lord John Russell
| align="center" | Whig
| align="left" | 53.8%
|-
| rowspan=2 align="center" | 16
| rowspan=2 | 1852
| rowspan=2 | General election
| rowspan=2 | MPs
| | The Earl of Derby
| rowspan=2 align="center" | Conservative
| rowspan=2 align="left" | 41.9%
|-
| | The Earl of Aberdeen
|-
| rowspan=2 align="center" | 17
| rowspan=2 | 1857
| rowspan=2 | General election
| rowspan=2 | MPs
| | The Viscount Palmerston
| rowspan=2 align="center" | Whig
| rowspan=2 align="left" | 65.9%
|-
| | The Earl of Derby
|-
| align="center" | 18
| 1859
| General election
| MPs
| | The Viscount Palmerston
| rowspan=5 align="center" | Liberal
| align="left" | 65.7%
|-
| rowspan=3 align="center" | 19
| rowspan=3 | 1865
| rowspan=3 | General election
| rowspan=3 | MPs
| | The Earl Russell
| rowspan=3 align="left" | 59.5%
|-
| | The Earl of Derby
|-
| | Benjamin Disraeli
|-
| align="center" | 20
| 1868
| General election
| MPs
| | William Ewart Gladstone
| align="left" | 61.5%
|-
| align="center" | 21
| 1874
| General election
| MPs
| | Benjamin Disraeli
| align="center" | Conservative
| align="left" | 44.3%
|-
| align="center" | 22
| 1880
| General election
| MPs
| | William Ewart Gladstone
| align="center" | Liberal
| align="left" | 54.7%
|-
| rowspan=2 align="center" | 23
| rowspan=2 | 1885
| rowspan=2 | General election
| rowspan=2 | MPs
| | The Marquess of Salisbury
| align="center" rowspan=2 | Liberal<br/>
| align="left" rowspan=2 | 47.4%
|-
| | William Ewart Gladstone
|-
| align="center" | 24
| 1886
| General election
| MPs
| | The Marquess of Salisbury
| align="center" | Conservative
| align="left" | 51.1%
|-
| rowspan=2 align="center" | 25
| rowspan=2 | 1892
| rowspan=2 | General election
| rowspan=2 | MPs
| | William Ewart Gladstone
| rowspan=2 align="center" | Liberal<br/>
| rowspan=2 align="left" | 45.4%
|-
| | The Earl of Rosebery
|-
| align="center" | 26
| 1895
| General election
| MPs
| rowspan=2 | The Marquess of Salisbury
| rowspan=3 | Conservative
| align="left" | 49.0%
|-
| rowspan=2 align="center" | 27
| rowspan=2 | 1900
| rowspan=2 | General election
| rowspan=2 | MPs
| rowspan=2 align="left" | 50.3%
|-
! rowspan=4 | Edward VII<br/>50px
| | Arthur Balfour
|-
| align="center" rowspan=2 | 28
| rowspan=2 | 1906
| rowspan=2 | General election
| rowspan=2 | MPs
| | Sir Henry Campbell-Bannerman
| rowspan=2 align="center" | Liberal
| align="left" rowspan=2 | 48.9%
|-
| rowspan=4 |Herbert Asquith
|-
| rowspan=2 align="center" | 29
| rowspan=2 | 1910 (Jan)
| rowspan=2 | General election
| rowspan=2 | MPs
| rowspan=4 align="center" | Liberal<br/>
| rowspan="2" align="left" | 43.5%
|-
! rowspan=10 | George V<br/>50px
|-
| rowspan=2 align="center" | 30
| rowspan=2 | 1910 (Dec)
| rowspan=2 | General election
| rowspan=2 | MPs
| rowspan=2 align="left" | 43.2%
|-
| rowspan=2 | David Lloyd George
|-
| align="center" | 31
| 1918
| General election
| MPs
| style="background-color:#dddddd" align="center" | Coalition
| align="left" | 47.1%
|-
| align="center" | 32
| 1922
| General election
| MPs
| | Bonar Law
| align="center" | Conservative
| align="left" | 38.5%
|-
| align="center" | 33
| 1923
| General election
| MPs
| | Ramsay MacDonald
| align="center" | Labour<br/>
| align="left" | 30.7%
|-
| align="center" | 34
| 1924
| General election
| MPs
| | Stanley Baldwin
| align="center" | Conservative
| align="left" | 46.8%
|-
| align="center" | 35
| 1929
| General election
| MPs
| rowspan=2 | Ramsay MacDonald
| align="center" | Labour<br/>
| align="left" | 37.1%
|-
| align="center" | 36
| 1931
| General election
| MPs
| style="background-color:#dddddd" align="center" | National Government
| align="left" | 67.2%
|-style="height:3em"
| rowspan=5 align="center" | 37
| rowspan=5 | 1935
| rowspan=5 | General election
| rowspan=5 | MPs
| rowspan=3 | Stanley Baldwin
| rowspan=5 style="background-color:#dddddd" align="center" | National Government
| rowspan=5 align="left" | 53.3%
|-
! Edward VIII<br/>50px
|- style="height:3em"
! rowspan=6 | George VI<br/>50px
|- style="height:3em"
| | Neville Chamberlain
|-
| | Winston Churchill
|-
| align="center" | 38
| 1945
| General election
| MPs
| rowspan=2 | Clement Attlee
| rowspan=2 align="center" | Labour
| align="left" | 49.7%
|-
| align="center" | 39
| 1950
| General election
| MPs
| align="left" | 46.1%
|-style="height:3em"
| rowspan=2 align="center" | 40
| rowspan=2 | 1951
| rowspan=2 | General election
| rowspan=2 | MPs
| rowspan=2 | Winston Churchill
| rowspan=6 align="center" | Conservative
| rowspan=2 align="left" | 48.0%
|- style="height:3em"
! rowspan="27" | Elizabeth II<br/>50px
|- style="height:3em"
| rowspan=2 align="center" | 41
| rowspan=2 | 1955
| rowspan=2 | General election
| rowspan=2 | MPs
| | Anthony Eden
| rowspan=2 align="left" | 49.7%
|-
| rowspan=2 | Harold Macmillan
|- style="height:3em"
| rowspan=2 align="center" | 42
| rowspan=2 | 1959
| rowspan=2 | General election
| rowspan=2 | MPs
| rowspan=2 align="left" | 49.4%
|-
| | Sir Alec Douglas-Home
|- style="height:3em"
| align="center" | 43
| 1964
| General election
| MPs
| rowspan=2 | Harold Wilson
| rowspan=2 align="center" | Labour
| align="left" | 44.1%
|- style="height:3em"
| align="center" | 44
| 1966
| General election
| MPs
| align="left" | 48.0%
|- style="height:3em"
| align="center" | 45
| 1970
| General election
| MPs
| | Edward Heath
| align="center" | Conservative
| align="left" | 46.4%
|- style="height:3em"
| align="center" | 46
| 1974 (Feb)
| General election
| MPs
| rowspan=2 | Harold Wilson
| align="center" | Labour<br/>
| align="left" | 37.2%
|- style="height:3em"
| rowspan=2 align="center" | 47
| rowspan=2 | 1974 (Oct)
| rowspan=2 | General election
| rowspan=2 | MPs
| rowspan=2 align="center" | Labour
| rowspan=2 align="left" | 39.2%
|-
| | James Callaghan
|- style="height:3em"
| align="center" | 48
| 1979
| General election
| MPs
| rowspan=3 | Margaret Thatcher
| rowspan=5 align="center" | Conservative
| align="left" | 43.9%
|- style="height:3em"
| align="center" | 49
| 1983
| General election
| MPs
| align="left" | 42.3%
|- style="height:3em"
| rowspan=2 align="center" | 50
| rowspan=2 | 1987
| rowspan=2 | General election
| rowspan=2 | MPs
| rowspan=2 align="left" | 42.2%
|-
| rowspan=2 | John Major
|-
| align="center" | 51
| 1992
| General election
| MPs
| align="left" | 41.9%
|-
| align="center" | 52
| 1997
| General election
| MPs
| rowspan=3 | Tony Blair
| rowspan=4 align="center" | Labour
| align="left" | 43.2%
|-
| align="center" | 53
| 2001
| General election
| MPs
| align="left" | 40.7%
|-
| rowspan=2 align="center" | 54
| rowspan=2 | 2005
| rowspan=2 | General election
| rowspan=2 | MPs
| rowspan=2 align="left" | 35.2%
|-
| | Gordon Brown
|-
| align="center" | 55
| 2010
| General election
| MPs
| rowspan=2 | David Cameron
| style="background-color:#dddddd" align="center" | Coalition
| align="left" | 59.1%
|-
| rowspan=2 align="center" | 56
| rowspan=2 | 2015
| rowspan=2 | General election
| rowspan=2 | MPs
| rowspan=8 align="center" | Conservative
| rowspan=2 align="left" | 36.9%
|-
| rowspan=2 | Theresa May
|-
| rowspan=2 align="center" | 57
| rowspan=2 | 2017
| rowspan=2 | General election
| rowspan=2 | MPs
| rowspan=2 align="left" | 42.4%
|-
| rowspan=2 | Boris Johnson
|- style="height:3em"
| rowspan="4" align="center" | 58
| rowspan="4" | 2019
| rowspan="4" | General election
| rowspan="4" | MPs
| rowspan="4" align="left" | 43.6%
|- style="height:3em"
| rowspan=2 | Liz Truss
|- style="height:3em"
! rowspan="3" | Charles III<br/>60px
|-
| | Rishi Sunak
|-
| align="center" | 59
| 2024
| General election
| MPs
| | Sir Keir Starmer
| align="center" | Labour
| align="left" | 33.7%
|}
Notes
See also
- Duration of English parliaments before 1660
- Duration of English, British and United Kingdom parliaments from 1660
- List of parliaments of England
- List of parliaments of Scotland
- List of parliaments of Great Britain
- List of British governments