# 10th Canadian Parliament

The 10th Canadian Parliament was in session from January 11, 1905, until September 17, 1908. The membership was set by the 1904 federal election on November 3, 1904. It was dissolved prior to the 1908 election.
It was controlled by a Liberal Party majority under Prime Minister Wilfrid Laurier and the 8th Canadian Ministry. The Official Opposition was the Conservative/Liberal-Conservative, led by Robert Borden.
The Speaker was Robert Franklin Sutherland. See also List of Canadian electoral districts 1903–1907 for a list of the ridings in this parliament.
There were four sessions of the 10th Parliament:
| Session | Start | End |
| 1st | January 11, 1905 | July 20, 1905 |
| 2nd | March 8, 1906 | July 13, 1906 |
| 3rd | November 22, 1906 | April 27, 1907 |
| 4th | November 28, 1907 | July 20, 1908 |

## Major legislation
### Alberta Act

The Alberta Act, S. C. 1905, c. 3 established the new province of Alberta, effective September 1, 1905. Its long title is An Act to establish and provide for the government of the Province of Alberta. The Act received royal assent on July 20, 1905. The Alberta Act is part of the Constitution of Canada.

### Saskatchewan Act

The Saskatchewan Act, S. C. 1905, c. 42 established the new province of Saskatchewan, effective September 1, 1905. Its long title is An Act to establish and provide for the government of the Province of Saskatchewan. The Act received royal assent on July 20, 1905. The Saskatchewan Act is part of the Constitution of Canada.

### Juvenile Delinquents Act

The Juvenile Delinquents Act (French: Loi sur les jeunes délinquants), S.C. 1908, c. 40 was a law passed by the Parliament of Canada to improve its handling of juvenile crime. The act established procedures for the handling of juvenile offenses, including the government assuming control of juvenile offenders. It was revised in 1929 and superseded in 1984 by the Young Offenders Act.

## List of members

Following is a full list of members of the tenth Parliament listed first by province, then by electoral district. Party leaders are italicized. Cabinet ministers are in boldface. The Prime Minister is both. The Speaker is indicated by "(†)".
Electoral districts denoted by an asterisk (*) indicates that district was represented by two members.

### Alberta/Saskatchewan

Alberta and Saskatchewan were established as Canadian provinces on 1 September 1905 from parts of what had formerly been the Northwest Territories. The old NWT electoral districts were not formally abolished until the 1907 redistribution, which took the provincial boundary into account. In the meantime, three by-elections were held in districts which straddled the new border.
| Electoral district | Name | Party | First elected/previously elected |
| Assiniboia West | William Erskine Knowles (by-election of 1906-02-06) | Liberal | 1906 |
| Saskatchewan | George Ewan McCraney (by-election of 1906-02-06) | Liberal | 1906 |
| Strathcona | Wilbert McIntyre (by-election of 1906-04-05) | Liberal | 1906 |

### British Columbia

| Electoral district | Name | Party | First elected/previously elected |
| Comox—Atlin | William Sloan | Liberal | 1904 |
| Kootenay | William Alfred Galliher | Liberal | 1900 |
| Nanaimo | Ralph Smith | Liberal | 1900 |
| New Westminster | James Buckham Kennedy | Liberal | 1904 |
| Vancouver City | Robert George Macpherson | Liberal | 1903 |
| Victoria City | George Riley (resigned 6 February 1906 to allow seat for Templeman) | Liberal | 1902 |
| Victoria City | William Templeman (by-election of 1906-03-06) | Liberal | 1906 |
| Yale—Cariboo | Duncan Ross | Liberal | 1904 |

### Manitoba

| Electoral district | Name | Party | First elected/previously elected |
| Brandon | Clifford Sifton | Liberal | 1896 |
| Dauphin | Theodore Arthur Burrows | Liberal | 1904 |
| Lisgar | Thomas Greenway | Liberal | 1875, 1904 |
| Macdonald | William D. Staples | Conservative | 1904 |
| Marquette | William James Roche | Conservative | 1896 |
| Portage la Prairie | John Crawford | Liberal | 1904 |
| Provencher | Joseph Ernest Cyr | Liberal | 1904 |
| Selkirk | Samuel Jacob Jackson | Liberal | 1904 |
| Souris | Frederick Laurence Schaffner | Conservative | 1904 |
| Winnipeg | David Wesley Bole | Liberal | 1904 |

### New Brunswick

| Electoral district | Name | Party | First elected/previously elected |
| Carleton | Frank Broadstreet Carvell | Liberal | 1904 |
| Charlotte | Gilbert White Ganong | Liberal-Conservative | 1896 |
| City and County of St. John | Alfred Augustus Stockton (died 15 March 1907) | Conservative | 1904 |
| City and County of St. John | William Pugsley (by-election of 1907-09-18) | Liberal | 1907 |
| City of St. John | John Waterhouse Daniel | Conservative | 1904 |
| Gloucester | Onésiphore Turgeon | Liberal | 1900 |
| Kent | Olivier J. Leblanc | Liberal | 1900 |
| King's and Albert | George William Fowler | Conservative | 1900 |
| Northumberland | William Stewart Loggie | Liberal | 1904 |
| Restigouche | James Reid | Liberal | 1900 |
| Sunbury—Queen's | Robert Duncan Wilmot | Conservative | 1887, 1900 |
| Victoria | John Costigan (until Senate appointment) | Liberal | 1867 |
| Victoria | Pius Michaud (by-election of 1907-03-05) | Liberal | 1907 |
| Westmorland | Henry Emmerson | Liberal | 1900 |
| York | Oswald Smith Crocket | Conservative | 1904 |

### North-West Territories

The regions of the North-West Territories represented in Parliament became the provinces of Alberta and Saskatchewan on 1 September 1905. Except in cases where the members resigned, NWT MPs continued to represent constituencies using the 1903 boundaries until the dissolution of the 10th Parliament.
| Electoral district | Name | Party | First elected/previously elected |
| Alberta (Provisional District) | John Herron | Liberal-Conservative | 1904 |
| Assiniboia East | John Gillanders Turriff | Liberal | 1904 |
| Assiniboia West | Thomas Walter Scott | Liberal | 1900 |
| Calgary | Maitland Stewart McCarthy | Conservative | 1904 |
| Edmonton | Frank Oliver (until 8 April 1905 ministerial appointment) | Liberal | 1896 |
| Edmonton | Frank Oliver (by-election of 1905-04-25) | Liberal | 1905 |
| Humboldt | Alan Joseph Adamson | Liberal | 1904 |
| Mackenzie | Edward L. Cash | Liberal | 1904 |
| Qu'Appelle | Richard Stuart Lake | Conservative | 1904 |
| Saskatchewan (Provisional District) | John Henderson Lamont | Liberal | 1904 |
| Strathcona | Peter Talbot | Liberal | 1904 |

### Nova Scotia

| Electoral district | Name | Party | First elected/previously elected |
| Annapolis | Samuel Walter Willet Pickup | Liberal | 1904 |
| Antigonish | Colin Francis McIsaac (until 3 July 1905 Railway Commissioner appointment) | Liberal | 1895 |
| Antigonish | William Chisholm (by-election of 1905-11-22) | Liberal | 1905 |
| Cape Breton South | Alexander Johnston | Liberal | 1900 |
| Colchester | Frederick Andrew Laurence (until 4 November 1907 judicial appointment) | Liberal | 1904 |
| Colchester | John Stanfield (by-election of 1907-11-28) | Conservative | 1907 |
| Cumberland | Hance James Logan | Liberal | 1896 |
| Digby | Albert James Smith Copp | Liberal | 1896 |
| Guysborough | John Howard Sinclair | Liberal | 1904 |
| Halifax* | Michael Carney | Liberal | 1904 |
| Halifax* | William Roche | Liberal | 1900 |
| Hants | Judson Burpee Black | Liberal | 1904 |
| Inverness | Angus MacLennan | Liberal | 1896 |
| Kings | Frederick William Borden | Liberal | 1874, 1887 |
| Lunenburg | Alexander Kenneth Maclean | Liberal | 1904 |
| North Cape Breton and Victoria | Daniel Duncan McKenzie (until 16 February 1906 judicial appointment) | Liberal | 1904 |
| North Cape Breton and Victoria | Alexander Charles Ross (by-election of 1906-03-14) | Liberal | 1906 |
| Pictou | Edward Mortimer Macdonald | Liberal | 1904 |
| Richmond | Duncan Finlayson | Liberal | 1904 |
| Shelburne and Queen's | William Stevens Fielding (until election voided 8 October 1906) | Liberal | 1896 |
| Shelburne and Queen's | William Stevens Fielding (by-election of 1906-10-31) | Liberal | 1896 |
| Yarmouth | Bowman Brown Law | Liberal | 1902 |

### Ontario

| Electoral district | Name | Party | First elected/previously elected |
| Algoma East | Albert Dyment | Liberal | 1896 |
| Algoma West | Arthur Cyril Boyce | Conservative | 1904 |
| Brantford | William Foster Cockshutt | Conservative | 1904 |
| Brant | William Paterson | Liberal | 1872 |
| Brockville | Daniel Derbyshire (resigned 30 August 1907) | Liberal | 1904 |
| Brockville | George Perry Graham (by-election of 1907-09-18) | Liberal | 1907 |
| Bruce North | Leonard Thomas Bland (died 19 August 1906) | Liberal-Conservative | 1904 |
| Bruce North | John Tolmie (by-election of 1906-10-30) | Liberal | 1906 |
| Bruce South | Peter H. McKenzie | Liberal | 1904 |
| Carleton | Edward Kidd (resigned 19 January 1905 to allow seat for Borden) | Conservative | 1900 |
| Carleton | Robert Laird Borden (by-election of 1905-02-04) | Conservative | 1896, 1905 |
| Dufferin | John Barr | Conservative | 1904 |
| Dundas | Andrew Broder | Conservative | 1896 |
| Durham | Henry Alfred Ward | Conservative | 1885, 1900 |
| Elgin East | Andrew B. Ingram (resigned 8 December 1906 due to commission appointment) | Liberal-Conservative | 1891 |
| Elgin East | David Marshall (by-election of 1906-10-04) | Conservative | 1906 |
| Elgin West | William Jackson | Conservative | 1904 |
| Essex North | Robert Franklin Sutherland (†) | Liberal | 1900 |
| Essex South | Alfred Henry Clarke | Liberal | 1904 |
| Frontenac | Melzar Avery | Conservative | 1902 |
| Glengarry | Jacob Thomas Schell | Liberal | 1900 |
| Grenville | John Dowsley Reid | Conservative | 1896 |
| Grey East | Thomas Simpson Sproule | Conservative | 1878 |
| Grey North | William Pattison Telford | Liberal | 1904 |
| Grey South | Henry Horton Miller | Liberal | 1904 |
| Haldimand | Francis Ramsey Lalor | Conservative | 1904 |
| Halton | David Henderson | Conservative | 1887, 1888 |
| Hamilton East | Samuel Barker | Conservative | 1900 |
| Hamilton West | Adam Zimmerman | Liberal | 1904 |
| Hastings East | William Barton Northrup | Conservative | 1892, 1900 |
| Hastings West | Edward Guss Porter | Conservative | 1902 |
| Huron East | Thomas Chisholm | Conservative | 1904 |
| Huron South | Benjamin B. Gunn (died 9 December 1907) | Conservative | 1904 |
| Huron South | Murdo Young McLean (by-election of 1908-01-22) | Liberal | 1908 |
| Huron West | Edward Norman Lewis | Conservative | 1904 |
| Kent East | David Alexander Gordon | Liberal | 1904 |
| Kent West | Herbert Sylvester Clements | Conservative | 1904 |
| Kingston | William Harty | Liberal | 1902 |
| Lambton East | Joseph Elijah Armstrong | Conservative | 1904 |
| Lambton West | Thomas George Johnston (died 4 July 1905) | Liberal | 1898 |
| Lambton West | Frederick Forsyth Pardee (by-election of 1905-11-22) | Liberal | 1905 |
| Lanark North | Thomas Boyd Caldwell | Liberal | 1904 |
| Lanark South | John Graham Haggart | Conservative | 1872 |
| Leeds | George Taylor | Conservative | 1882 |
| Lennox and Addington | Uriah Wilson | Conservative | 1892 |
| Lincoln | Edward Arthur Lancaster | Conservative | 1900 |
| London | Charles Smith Hyman (until 22 May 1905 ministerial appointment) | Liberal | 1891, 1900 |
| London | Charles Smith Hyman (by-election of 1905-06-06, resigned 11 April 1907) | Liberal | 1891, 1900 |
| London | Thomas Beattie (by-election of 1907-10-29) | Conservative | 1907 |
| Middlesex East | Peter Elson | Conservative | 1904 |
| Middlesex North | Valentine Ratz | Liberal | 1896, 1904 |
| Middlesex West | William Samuel Calvert | Liberal | 1896 |
| Muskoka | William Wright | Conservative | 1904 |
| Nipissing | Charles Arthur McCool | Liberal | 1900 |
| Norfolk | David Tisdale | Conservative | 1887 |
| Northumberland East | Edward Cochrane (died in office) | Conservative | 1887 |
| Northumberland East | Charles Lewis Owen (by-election of 1907-10-29) | Conservative | 1907 |
| Northumberland West | John B. McColl | Liberal | 1900 |
| Ontario North | George Davidson Grant | Liberal | 1903 |
| Ontario South | Peter Christie | Conservative | 1904 |
| Ottawa (City of)* | Napoléon Antoine Belcourt (until Senate appointment) | Liberal | 1896 |
| Ottawa (City of)* | Robert Stewart | Liberal | 1904 |
| Ottawa (City of)* | Jean-Baptiste Thomas Caron (by-election of 1907-12-23, replaces Belcourt) | Liberal | 1907 |
| Oxford North | James Sutherland (died in office) | Liberal | 1880 |
| Oxford North | George Smith (by-election of 1905-06-13) | Liberal | 1905 |
| Oxford South | Malcolm Smith Schell | Liberal | 1904 |
| Parry Sound | Robert James Watson | Liberal | 1904 |
| Peel | Richard Blain | Conservative | 1900 |
| Perth North | Alexander Ferguson Maclaren | Conservative | 1896 |
| Perth South | Gilbert Howard McIntyre | Liberal | 1904 |
| Peterborough East | John Finlay | Liberal | 1904 |
| Peterborough West | Robert Richard Hall | Liberal | 1904 |
| Prescott | Edmond Proulx | Liberal | 1904 |
| Prince Edward | George Oscar Alcorn | Conservative | 1900 |
| Renfrew North | Peter White (died in office) | Conservative | 1874, 1876, 1904 |
| Renfrew North | Gerald Verner White (by-election of 1906-10-09) | Conservative | 1906 |
| Renfrew South | Aaron Abel Wright | Liberal | 1900 |
| Russell | Norman Frank Wilson | Liberal | 1904 |
| Simcoe East | William Humphrey Bennett | Conservative | 1892 |
| Simcoe North | Leighton Goldie McCarthy | Independent | 1892 |
| Simcoe South | Haughton Lennox | Conservative | 1900 |
| Stormont | Robert Abercrombie Pringle | Conservative | 1900 |
| Thunder Bay and Rainy River | James Conmee | Liberal | 1904 |
| Toronto Centre | Edward Frederick Clarke | Conservative | 1896 |
| Toronto Centre | Edmund James Bristol (by-election of 1905-04-11) | Conservative | 1905 |
| Toronto East | Albert Edward Kemp | Conservative | 1900 |
| Toronto North | George Eulas Foster | Conservative | 1882, 1904 |
| Toronto South | Angus Claude Macdonell | Conservative | 1904 |
| Toronto West | Edmund Boyd Osler | Conservative | 1896 |
| Victoria | Sam Hughes | Liberal-Conservative | 1892 |
| Waterloo North | Joseph Emm Seagram | Conservative | 1882 |
| Waterloo South | George Adam Clare | Conservative | 1900 |
| Welland | William Manly German | Liberal | 1891, 1900 |
| Wellington North | Thomas Martin (died in office) | Liberal | 1904 |
| Wellington North | Alexander Munro Martin (by-election of 1907-10-29) | Liberal | 1907 |
| Wellington South | Hugh Guthrie | Liberal | 1900 |
| Wentworth | E. D. Smith (until election voided) | Conservative | 1900 |
| Wentworth | E. D. Smith (by-election of 1905-11-22) | Conservative | 1900 |
| York Centre | Archibald Campbell (until Senate appointment) | Liberal | 1902 |
| York Centre | Peter Douglas McLean (by-election of 1907-12-23) | Liberal | 1907 |
| York North | William Mulock (until judicial appointment) | Liberal | 1882 |
| York North | Allen Bristol Aylesworth (by-election of 1905-11-22) | Liberal | 1905 |
| York South | William Findlay Maclean | Independent Conservative | 1892 |

### Prince Edward Island

| Electoral district | Name | Party | First elected/previously elected |
| King's | James Joseph Hughes | Liberal | 1900 |
| Prince | Alfred Alexander Lefurgey | Conservative | 1900 |
| Queen's* | Alexander Martin | Conservative | 1896, 1904 |
| Queen's* | Angus Alexander McLean | Conservative | 1904 |

### Quebec

| Electoral district | Name | Party | First elected/previously elected |
| Argenteuil | George Halsey Perley | Conservative | 1904 |
| Bagot | Joseph Edmond Marcile | Liberal | 1898 |
| Beauce | Henri Sévérin Béland | Liberal | 1902 |
| Beauharnois | Joseph Gédéon Horace Bergeron | Conservative | 1879, 1904 |
| Bellechasse | Onésiphore Ernest Talbot | Liberal | 1896 |
| Berthier | Joseph Éloi Archambault | Liberal | 1900 |
| Bonaventure | Charles Marcil | Liberal | 1900 |
| Brome | Sydney Arthur Fisher | Liberal | 1896 |
| Chambly—Verchères | Victor Geoffrion | Liberal | 1900 |
| Champlain | Jeffrey Alexandre Rousseau | Liberal | 1900 |
| Charlevoix | Joseph David Rodolphe Forget | Conservative | 1904 |
| Chicoutimi—Saguenay | Joseph Girard | Conservative | 1900 |
| Châteauguay | James Pollock Brown | Liberal | 1891 |
| Compton | Aylmer Byron Hunt (until election voided 22 November 1905) | Liberal | 1904 |
| Compton | Aylmer Byron Hunt (by-election of 1906-01-04) | Liberal | 1904 |
| Dorchester | Jean-Baptiste Morin | Conservative | 1896 |
| Drummond—Arthabaska | Louis Lavergne | Liberal | 1897 |
| Gaspé | Rodolphe Lemieux | Liberal | 1896 |
| Hochelaga | Louis Alfred Adhémar Rivet | Liberal | 1904 |
| Huntingdon | Robert Nelson Walsh | Conservative | 1904 |
| Jacques Cartier | Frederick Debartzch Monk | Conservative | 1896 |
| Joliette | Joseph Adélard Dubeau | Liberal | 1904 |
| Kamouraska | Ernest Lapointe | Liberal | 1904 |
| Labelle | Joseph Henri Napoléon Bourassa (resigned 29 October 1907 for provincial politics) | Liberal | 1896 |
| Labelle | Charles Beautrom Major (by-election of 1907-12-23) | Liberal | 1907 |
| Laprairie—Napierville | Roch Lanctôt | Liberal | 1904 |
| L'Assomption | Romuald-Charlemagne Laurier (died 28 December 1906) | Liberal | 1900 |
| L'Assomption | Ruben Charles Laurier (by-election of 1907-03-07) | Liberal | 1907 |
| Laval | Joseph-Édouard-Émile Léonard | Conservative | 1902 |
| Lévis | Louis Julien Demers (died 29 April 1905) | Liberal | 1899 |
| Lévis | Louis Auguste Carrier (by-election of 1905-06-06) | Liberal | 1905 |
| L'Islet | Eugène Paquet | Conservative | 1904 |
| Lotbinière | Edmond Fortier | Liberal | 1900 |
| Maisonneuve | Joseph Raymond Fournier Préfontaine (died 25 December 1905) | Liberal | 1886 |
| Maisonneuve | Alphonse Verville (by-election of 1906-02-23) | Labour | 1906 |
| Maskinongé | Hormidas Mayrand | Liberal | 1903 |
| Mégantic | François Théodore Savoie | Liberal | 1904 |
| Missisquoi | Daniel Bishop Meigs | Liberal | 1888, 1896 |
| Montcalm | François Octave Dugas | Liberal | 1900 |
| Montmagny | Armand Renaud Lavergne | Liberal | 1904 |
| Montmorency | Georges Parent | Liberal | 1904 |
| Nicolet | Rodolphe Lemieux (until 3 December 1906 to retain seat in Gaspé) | Liberal | 1896 |
| Nicolet | Charles Ramsay Devlin (by-election of 1906-12-29, resigned 29 October 1907) | Liberal | 1906 |
| Nicolet | Gustave Adolphe Turcotte (by-election of 1907-12-30) | Liberal | 1907 |
| Pontiac | Gerald Hugh Brabazon | Conservative | 1904 |
| Portneuf | Michel-Siméon Delisle | Liberal | 1900 |
| Quebec-Centre | Arthur Cyrille Albert Malouin (until 7 January 1905 judicial appointment) | Liberal | 1898 |
| Quebec-Centre | Arthur Lachance (by-election of 1905-01-19) | Liberal | 1905 |
| Quebec County | Charles Fitzpatrick (until 4 June 1906 judicial appointment) | Liberal | 1896 |
| Quebec County | Lorenzo Robitaille (by-election of 1906-10-23) | Independent Liberal | 1906 |
| Quebec East | Wilfrid Laurier | Liberal | 1874 |
| Quebec West | William Power | Liberal | 1902 |
| Richelieu | Arthur Aimé Bruneau (until 29 January 1907 judicial appointment) | Liberal | 1892 |
| Richelieu | Adélard Lanctôt (by-election of 1907-03-07) | Liberal | 1907 |
| Richmond—Wolfe | Edmund William Tobin | Liberal | 1900 |
| Rimouski | Jean Auguste Ross | Liberal | 1897 |
| Rouville | Louis Philippe Brodeur | Liberal | 1904 |
| St. Anne | Daniel Gallery (until election voided 12 October 1906) | Liberal | 1900 |
| St. Anne | Joseph Charles Walsh (by-election of 1906-11-21) | Liberal | 1906 |
| St. Antoine | Herbert Brown Ames | Conservative | 1904 |
| St. Hyacinthe | Aimé Majorique Beauparlant | Liberal | 1904 |
| St. James | Honoré Hippolyte Achille Gervais | Liberal | 1904 |
| St. Johns—Iberville | Louis Philippe Demers (until 31 August 1906 judicial appointment) | Liberal | 1900 |
| St. Johns—Iberville | Marie Joseph Demers (by-election of 1906-10-16) | Liberal | 1906 |
| St. Lawrence | Robert Bickerdike | Liberal | 1900 |
| St. Mary | Camille Piché (until 21 July 1906 judicial appointment) | Liberal | 1904 |
| St. Mary | Médéric Martin (by-election of 1906-11-21) | Liberal | 1906 |
| Shefford | Charles Henry Parmelee | Liberal | 1896 |
| Town of Sherbrooke | Arthur Norreys Worthington (until election voided 4 December 1905) | Conservative | 1904 |
| Town of Sherbrooke | Arthur Norreys Worthington (by-election of 1906-02-06) | Conservative | 1904 |
| Soulanges | Augustin Bourbonnais | Liberal | 1896 |
| Stanstead | Henry Lovell (died 4 December 1907) | Liberal | 1900 |
| Stanstead | Charles Henry Lovell (by-election of 1908-01-22) | Liberal | 1907 |
| Témiscouata | Charles Arthur Gauvreau | Liberal | 1897 |
| Terrebonne | Samuel Desjardins | Liberal | 1902 |
| Three Rivers and St. Maurice | Jacques Bureau (until 14 February 1907 Solicitor-General appointment) | Liberal | 1900 |
| Three Rivers and St. Maurice | Jacques Bureau (by-election of 1907-02-28) | Liberal | 1900 |
| Two Mountains | Joseph Arthur Calixte Éthier | Liberal | 1896 |
| Vaudreuil | Gustave Benjamin Boyer | Liberal | 1904 |
| Wright | Wilfrid Laurier (until 20 January 1905 to retain seat in Quebec East) | Liberal | 1874 |
| Wright | Emmanuel Berchmans Devlin (by-election of 1905-02-13) | Liberal | 1905 |
| Yamaska | Oscar Gladu | Liberal | 1904 |

### Yukon

| Electoral district | Electoral district | Name | Party | First elected/previously elected |
| Yukon | | Alfred Thompson | Conservative | 1904 |

## By-elections

| By-election | Date | Incumbent | Party | Winner | Party | Cause | Retained |
| Stanstead | January 22, 1908 | Henry Lovell | Liberal | Charles Henry Lovell | Liberal | Death | Yes |
| Huron South | January 22, 1908 | Benjamin B. Gunn | Conservative | Murdo Young McLean | Liberal | Death | No |
| Nicolet | December 30, 1907 | Charles Ramsay Devlin | Liberal | Gustave-Adolphe-Narcisse Turcotte | Liberal | Resignation upon appointment to the provincial cabinet of Quebec | Yes |
| City of Ottawa | December 23, 1907 | Napoléon Antoine Belcourt | Liberal | William H. Hutchison | Liberal | Called to the Senate | Yes |
| Labelle | December 23, 1907 | Henri Bourassa | Liberal | Charles Beautron Major | Liberal | Resignation to enter provincial politics | Yes |
| York Centre | December 23, 1907 | Archibald Campbell | Liberal | Peter Douglas McLean | Liberal | Called to the Senate | Yes |
| Colchester | November 28, 1907 | Frederick Andrew Laurence | Liberal | John Stanfield | Conservative | Appointed a judge | No |
| London | October 29, 1907 | C. S. Hyman | Liberal | Thomas Beattie | Conservative | Resignation | No |
| Northumberland East | October 29, 1907 | Edward Cochrane | Conservative | Charles Lewis Owen | Conservative | Death | Yes |
| Wellington North | October 29, 1907 | Thomas Martin | Liberal | Alexander Munro Martin | Liberal | Death | Yes |
| Brockville | September 18, 1907 | Daniel Derbyshire | Liberal | George Perry Graham | Liberal | Called to the Senate | Yes |
| City and County of St. John | September 18, 1907 | Alfred Augustus Stockton | Conservative | William Pugsley | Liberal | Death | No |
| Richelieu | March 7, 1907 | Arthur-Aimé Bruneau | Liberal | Adélard Lanctôt | Liberal | Appointed a judge of the Superior Court of Quebec | Yes |
| L'Assomption | March 7, 1907 | Romuald-Charlemagne Laurier | Liberal | Ruben Charles Laurier | Liberal | Death | Yes |
| Victoria | March 5, 1907 | John Costigan | Liberal | Pius Michaud | Liberal | Called to the Senate | Yes |
| Three Rivers and St. Maurice | February 28, 1907 | Jacques Bureau | Liberal | Jacques Bureau | Liberal | Recontested upon appointment as Solicitor General | Yes |
| Nicolet | December 29, 1906 | Rodolphe Lemieux | Liberal | Charles Ramsay Devlin | Liberal | Chose to sit for Gaspé | Yes |
| St. Ann | November 21, 1906 | Daniel Gallery | Liberal | Joseph Charles Walsh | Liberal | Election declared void | Yes |
| St. Mary | November 21, 1906 | Camille Piché | Liberal | Médéric Martin | Liberal | Appointed Police Magistrate in Montreal. | Yes |
| Shelburne and Queen's | October 31, 1906 | William Stevens Fielding | Liberal | William Stevens Fielding | Liberal | Election declared void | Yes |
| Bruce North | October 30, 1906 | Leonard Thomas Bland | Liberal-Conservative | John Tolmie | Liberal | Death | No |
| Quebec County | October 23, 1906 | Charles Fitzpatrick | Liberal | Lorenzo Robitaille | Independent Liberal | Appointed Chief Justice of Canada | No |
| St. Johns—Iberville | October 16, 1906 | Louis Philippe Demers | Liberal | Marie Joseph Demers | Liberal | Appointed Puisne Judge of the Superior Court of Quebec | Yes |
| Elgin East | October 14, 1906 | Andrew B. Ingram | Liberal-Conservative | David Marshall | Conservative | Appointed Vice Chairman of the Ontario Railway and Municipal Commission | Yes |
| Renfrew North | October 9, 1906 | Peter White | Conservative | Gerald Verner White | Conservative | Death | Yes |
| Strathcona | April 5, 1906 | Peter Talbot | Liberal | Wilbert McIntyre | Liberal | Called to the Senate | Yes |
| Cape Breton North and Victoria | March 14, 1906 | Daniel Duncan McKenzie | Liberal | Alexander Charles Ross | Liberal | Appointed a judge | Yes |
| Victoria City | March 6, 1906 | George Riley | Liberal | William Templeman | Liberal | Resignation to provide a seat for Templeman | Yes |
| Maisonneuve | February 23, 1906 | Raymond Préfontaine | Liberal | Alphonse Verville | Labour | Death | No |
| Assiniboia West | February 6, 1906 | Thomas Walter Scott | Liberal | William Erskine Knowles | Liberal | Resignation to enter provincial politics in Saskatchewan | Yes |
| Saskatchewan | February 6, 1906 | John Henderson Lamont | Liberal | George Ewan McCraney | Liberal | Resignation to enter provincial politics in Saskatchewan | Yes |
| Town of Sherbrooke | February 6, 1906 | Arthur Norreys Worthington | Conservative | Arthur Norreys Worthington | Conservative | Election declared void | Yes |
| Compton | January 4, 1906 | Aylmer Byron Hunt | Liberal | Aylmer Byron Hunt | Liberal | Election declared void | Yes |
| York North | November 22, 1905 | William Mulock | Liberal | Allen Bristol Aylesworth | Liberal | Appointed a judge | Yes |
| Antigonish | November 22, 1905 | Colin McIsaac | Liberal | William Chisholm | Liberal | Appointed a Railway Commissioner | Yes |
| Lambton West | November 22, 1905 | Thomas George Johnston | Liberal | Frederick Forsyth Pardee | Liberal | Death | Yes |
| Wentworth | November 22, 1905 | E. D. Smith | Conservative | E. D. Smith | Conservative | Election declared void | Yes |
| London | June 13, 1905 | C. S. Hyman | Liberal | C. S. Hyman | Liberal | Recontested upon appointment as Minister of Public Works | Yes |
| Oxford North | June 13, 1905 | James Sutherland | Liberal | George Smith | Liberal | Death | Yes |
| Lévis | June 6, 1905 | Louis Julien Demers | Liberal | Louis Auguste Carrier | Liberal | Death | Yes |
| Edmonton | April 25, 1905 | Frank Oliver | Liberal | Frank Oliver | Liberal | Recontested upon appointment as Minister of the Interior. | Yes |
| Toronto Centre | April 11, 1905 | Edward Frederick Clarke | Conservative | Edmund James Bristol | Conservative | Death | Yes |
| Wright | February 13, 1905 | Wilfrid Laurier | Liberal | Emmanuel Berchmans Devlin | Liberal | Chose to sit for Quebec East | Yes |
| Carleton | February 4, 1905 | Edward Kidd | Conservative | Robert L. Borden | Conservative | Resignation to provide a seat for Borden | Yes |
| Quebec-Centre | January 19, 1905 | Arthur Cyrille Albert Malouin | Liberal | Arthur Lachance | Liberal | Appointed a judge of the Superior Court of Quebec | Yes |