| Assembly Sessions
 | Election | From To[6][nb 1]
 | Governing Party | Premier[7] | Official Opposition Party Leader[8]
 | Speaker of the House[9] | 
| 1st Legislature 
 4 sessions
 | 1st general | March 15, 1871 December 16, 1874
 | none[nb 2] | Alfred Boyd[nb 3][nb 4] 
 Marc-Amable Girard[nb 5]Henry Joseph Clarke[nb 6]
 Marc-Amable Girard
 | none[nb 7] | Joseph Royal[nb 8] 
 Curtis James Bird
 | 
| 2nd Legislature 
 4 sessions
 | 2nd general | March 31, 1875 November 11, 1878
 | none | Robert Atkinson Davis | none | Joseph Dubuc | 
| 3rd Legislature 
 1 session
 | 3rd general | February 1, 1879 November 26, 1879
 | none | John Norquay | none | John Wright Sifton | 
| 4th Legislature 
 4 sessions
 | 4th general | January 22, 1880 November 13, 1882
 | Conservative | John Norquay | Thomas Greenway | John Wright Sifton | 
| 5th Legislature 
 4 sessions
 | 5th general | May 17, 1883 November 11, 1886
 | Conservative | John Norquay | Liberal 
 Thomas Greenway
 | Alexander Murray | 
| 6th Legislature 
 2 sessions
 | 6th general | April 14, 1887 June 16, 1888
 | Conservative[nb 9] 
 Liberal
 | John Norquay[nb 10] 
 David Howard Harrison[nb 9]Thomas Greenway
 | Liberal 
 Thomas Greenway[nb 9]
 | David Glass | 
| 7th Legislature 
 5 sessions
 | 7th general | August 28, 1888 June 27, 1892
 | Liberal | Thomas Greenway | Conservative 
 John Norquay[nb 11]Rodmond Roblin
 | William Winram[nb 12] 
 Samuel Jacob Jackson
 | 
| 8th Legislature 
 3 sessions
 | 8th general | February 2, 1893 December 11, 1895
 | Liberal | Thomas Greenway | Conservative 
 William Alexander Macdonald[nb 13]John Andrew Davidson[nb 14]
 | Samuel Jacob Jackson[nb 15] 
 Finlay McNaughton Young
 | 
| 9th Legislature 
 4 sessions
 | 9th general | February 6, 1896 November 16, 1899
 | Liberal | Thomas Greenway | Conservative 
 Rodmond Roblin
 | Finlay McNaughton Young | 
| 10th Legislature 
 4 sessions
 | 10th general | March 29, 1900 June 25, 1903
 | Conservative | Hugh John Macdonald[nb 16] Rodmond Roblin
 | Liberal 
 Thomas Greenway
 | William Hespeler | 
| 11th Legislature 
 4 sessions
 | 11th general | January 7, 1904 February 28, 1907
 | Conservative | Rodmond Roblin | Liberal 
 Thomas Greenway[nb 17]Charles Mickle
 | James Johnson | 
| 12th Legislature 
 3 sessions
 | 12th general | January 2, 1908 June 30, 1910
 | Conservative | Rodmond Roblin | Liberal 
 Charles Mickle[nb 18]Tobias Norris
 | James Johnson | 
| 13th Legislature 
 4 sessions
 | 13th general | February 9, 1911 June 15, 1914
 | Conservative | Rodmond Roblin | Liberal 
 Tobias Norris
 | James Johnson | 
| 14th Legislature 
 2 sessions
 | 14th general | September 15, 1914 July 16, 1915
 | Conservative | Rodmond Roblin | Liberal 
 Tobias Norris
 | James Johnson | 
| 15th Legislature 
 5 sessions
 | 15th general | January 6, 1916 March 27, 1920
 | Liberal | Tobias Norris | Conservative 
 Albert Prefontaine
 | James Bryson Baird | 
| 16th Legislature 
 2 sessions
 | 16th general | February 10, 1921 June 24, 1922
 | Liberal | Tobias Norris | Conservative 
 John Thomas Haig
 | James Bryson Baird | 
| 17th Legislature 
 6 sessions
 | 17th general | January 18, 1923 June 4, 1927
 | United Farmers of Manitoba | John Bracken | Liberal 
 Tobias Norris
 | Philippe Adjutor Talbot | 
| 18th Legislature 
 5 sessions
 | 18th general | December 1, 1927 May 7, 1932
 | United Farmers of Manitoba | John Bracken | Conservative 
 Fawcett Taylor
 | Philippe Adjutor Talbot | 
| 19th Legislature 
 4 sessions
 | 19th general | February 14, 1933 June 12, 1936
 | Progressive Party of Manitoba 
 Liberal[nb 19]
 | John Bracken | Conservative 
 Fawcett Taylor[nb 20]William Sanford Evans
 | Philippe Adjutor Talbot | 
| 20th Legislature 
 5 sessions
 | 20th general | February 18, 1937 March 12, 1941
 | Liberal-Progressive | John Bracken | Conservative 
 Errick Willis
 | Robert Hawkins | 
| 21st Legislature 
 5 sessions
 | 21st general | December 9, 1941 September 8, 1945
 | Coalition government | John Bracken[nb 21] 
 Stuart Garson
 | Co-operative Commonwealth Federation[nb 22] 
 Seymour Farmer
 | Robert Hawkins | 
| 22nd Legislature 
 4 sessions
 | 22nd general | February 19, 1946 September 29, 1949
 | Coalition government | Stuart Garson[nb 23] 
 Douglas Lloyd Campbell
 | Co-operative Commonwealth Federation 
 Seymour Farmer[nb 24]Edwin Hansford
 | Robert Hawkins | 
| 23rd Legislature 
 7 sessions
 | 23rd general | February 14, 1950 April 23, 1953
 | Liberal-Progressive | Douglas Lloyd Campbell | Progressive Conservative 
 Errick Willis
 | Wallace C. Miller[nb 25] 
 Nicholas Bachynsky
 | 
| 24th Legislature 
 4 sessions
 | 24th general | February 2, 1954 April 30, 1958
 | Liberal-Progressive | Douglas Lloyd Campbell | Progressive Conservative 
 Errick Willis[nb 26]Duff Roblin
 | Nicholas Bachynsky | 
| 25th Legislature 
 2 sessions
 | 25th general | October 23, 1958 March 31, 1959
 | Progressive Conservative | Duff Roblin | Liberal-Progressive 
 Douglas Lloyd Campbell
 | Abram Harrison | 
| 26th Legislature 
 5 sessions
 | 26th general | June 9, 1959 November 9, 1962
 | Progressive Conservative | Duff Roblin | Liberal-Progressive[nb 27] 
 Douglas Lloyd Campbell[nb 28]Gildas Molgat
 | Abram Harrison | 
| 27th Legislature 
 5 sessions
 | 27th general | February 28, 1963 May 18, 1966
 | Progressive Conservative | Duff Roblin | Liberal 
 Gildas Molgat
 | James Bilton | 
| 28th Legislature 
 3 sessions
 | 28th general | December 5, 1966 May 22, 1969
 | Progressive Conservative | Duff Roblin[nb 29] 
 Walter Weir
 | Liberal 
 Gildas Molgat
 | James Bilton | 
| 29th Legislature 
 5 sessions
 | 29th general | August 14, 1969 May 25, 1973
 | New Democratic Party | Edward Schreyer | Progressive Conservative 
 Walter Weir[nb 30]Sidney Spivak
 | Ben Hanuschak[nb 31] 
 Peter Fox
 | 
| 30th Legislature 
 4 sessions
 | 30th general | January 31, 1974 September 6, 1977
 | New Democratic Party | Edward Schreyer | Progressive Conservative 
 Sidney Spivak[nb 32]Donald Craik[nb 33]
 Sterling Lyon
 | Peter Fox | 
| 31st Legislature 
 5 sessions
 | 31st general | November 24, 1977 October 13, 1981
 | Progressive Conservative | Sterling Lyon | New Democratic Party 
 Edward Schreyer[nb 34]Howard Pawley
 | Harry Graham | 
| 32nd Legislature 
 4 sessions
 | 32nd general | February 25, 1982 February 11, 1986
 | New Democratic Party | Howard Pawley | Progressive Conservative 
 Sterling Lyon[nb 35]Gary Filmon
 | Jim Walding | 
| 33rd Legislature 
 4 sessions
 | 33rd general | May 8, 1986 March 9, 1988
 | New Democratic Party | Howard Pawley | Progressive Conservative 
 Gary Filmon
 | Myrna Phillips | 
| 34th Legislature 
 4 sessions
 | 34th general | July 21, 1988 August 7, 1990
 | Progressive Conservative | Gary Filmon | Liberal 
 Sharon Carstairs
 | Denis Rocan | 
| 35th Legislature 
 6 sessions
 | 35th general | October 11, 1990 March 21, 1995
 | Progressive Conservative | Gary Filmon | New Democratic Party 
 Gary Doer
 | Denis Rocan | 
| 36th Legislature 
 5 sessions
 | 36th general | May 23, 1995 August 17, 1999
 | Progressive Conservative | Gary Filmon | New Democratic Party 
 Gary Doer
 | Louise Dacquay | 
| 37th Legislature 
 4 sessions
 | 37th general | November 18, 1999 May 2, 2003
 | New Democratic Party | Gary Doer | Progressive Conservative 
 Gary Filmon[nb 36]Bonnie Mitchelson[nb 37]
 Stuart Murray
 | George Hickes | 
| 38th Legislature 
 5 sessions
 | 38th general | June 23, 2003 April 20, 2007
 | New Democratic Party | Gary Doer | Progressive Conservative 
 Stuart Murray[nb 38]Hugh McFadyen
 | George Hickes | 
| 39th Legislature 
 5 sessions
 | 39th general | November 20, 2008 September 6, 2011
 | New Democratic Party | Gary Doer[nb 39] 
 Greg Selinger
 | Progressive Conservative 
 Hugh McFadyen
 | George Hickes | 
| 40th Legislature 
 3 sessions
 | 40th general | October 20, 2011 March 16, 2016
 | New Democratic Party | Greg Selinger | Progressive Conservative 
 Hugh McFadyen[nb 40]Brian Pallister
 | Daryl Reid | 
| 41st Legislature 
 4 sessions
 | 41st general | March 16, 2016 August 12, 2019
 | Progressive Conservative | Brian Pallister | New Democratic Party 
 Flor Marcelino[nb 41]Wab Kinew
 Liberal
 Dougald Lamont
 | Myrna Driedger | 
| 42nd Legislature 
 5 sessions
 | 42nd general | August 12, 2019 September 5, 2023
 | Progressive Conservative | Brian Pallister[nb 42] 
 Kelvin Goertzen[nb 43]Heather Stefanson
 | New Democratic Party 
 Wab Kinew
 | Myrna Driedger | 
| 43rd Legislature 
 1 session
 | 43rd general | October 18, 2023 present
 | New Democratic Party | Wab Kinew | Progressive Conservative 
 Heather Stefanson[nb 44]
 Wayne Ewasko
 | Tom Lindsey |