# Dorchester (federal electoral district)

Dorchester was a federal electoral district in Quebec, Canada, that was represented in the House of Commons of Canada from 1867 to 1968.
It was created by the British North America Act, 1867, which preserved the existing electoral districts in Lower Canada at the time. In 1966, it was redistributed into the Beauce, Bellechasse and Lévis electoral districts.

## Members of Parliament

This riding elected the following members of Parliament:
| Parliament | Years | Member | Party |
| Dorchester |||||
| 1st | 1867–1872 | Hector-Louis Langevin | Conservative |
| 2nd | 1872–1874 | Hector-Louis Langevin | Conservative |
| 3rd | 1874–1875 | François Fortunat Rouleau | Liberal–Conservative |
| 3rd | 1875–1878 | François Fortunat Rouleau | Liberal–Conservative |
| 4th | 1878–1882 | François Fortunat Rouleau | Liberal–Conservative |
| 5th | 1882–1887 | Charles Alexander Lesage | Conservative |
| 6th | 1887–1887 | Henri-Jules Juchereau Duchesnay | Nationalist Conservative |
| 6th | 1888–1891 | Honoré Julien Jean-Baptiste Chouinard | Conservative |
| 7th | 1891–1896 | Cyrille Émile Vaillancourt | Nationalist |
| 8th | 1896–1900 | Jean-Baptiste Morin | Conservative |
| 9th | 1900–1904 | Jean-Baptiste Morin | Conservative |
| 10th | 1904–1908 | Jean-Baptiste Morin | Conservative |
| 11th | 1908–1911 | Joseph Alfred Ernest Roy | Liberal |
| 12th | 1911–1917 | Albert Sévigny | Conservative |
| 12th | 1917–1917 | Albert Sévigny | Conservative |
| 13th | 1917–1921 | Lucien Cannon | Opposition (Laurier Liberals) |
| 14th | 1921–1925 | Lucien Cannon | Liberal |
| 15th | 1925–1926 | Lucien Cannon | Liberal |
| 16th | 1926–1926 | Lucien Cannon | Liberal |
| 16th | 1926–1930 | Lucien Cannon | Liberal |
| 17th | 1930–1935 | Onésime Gagnon | Conservative |
| 18th | 1935–1940 | Léonard Tremblay | Liberal |
| 19th | 1940–1945 | Léonard Tremblay | Liberal |
| 20th | 1945–1949 | Léonard Tremblay | Liberal |
| 21st | 1949–1953 | Léonard Tremblay | Liberal |
| 22nd | 1953–1957 | Robert Perron | Progressive Conservative |
| 23rd | 1957–1958 | Joseph-Armand Landry | Liberal |
| 24th | 1958–1962 | Noël Drouin | Progressive Conservative |
| 25th | 1962–1963 | Pierre-André Boutin | Social Credit |
| 26th | 1963–1963 | Pierre-André Boutin | Social Credit |
| 26th | 1963–1965 | Pierre-André Boutin | Ralliement créditiste |
| 27th | 1965–1968 | Gustave Côté | Liberal |
| Riding dissolved into Beauce, Bellechasse and Lévis |||||

## Election results

vte1867 Canadian federal election :
| Party | Candidate | Votes |
| | Conservative | Hector Langevin | acclaimed |
| Source: Canadian Elections Database |||||||
vte1872 Canadian federal election :
| Party | Candidate | Votes |
| | Conservative | Hector-Louis Langevin | 1,044 |
| | Unknown | E.H. Marceau | 724 |
| Source: Canadian Elections Database |||||||
vte1874 Canadian federal election :
| Party | Candidate | Votes |
| | Liberal–Conservative | François Fortunat Rouleau | 895 |
| | Unknown | E.H. Marceau | 874 |
| Source: Canadian Elections Database |||||||
By-election on 14 December 1875
Rouleau unseated on petition, 8 July 1875 :
| Party | Party | Candidate | Votes |
| | Liberal–Conservative | François Fortunat Rouleau | 1,086 |
| | Unknown | Alfred Morrisset | 620 |
vte1878 Canadian federal election :
| Party | Candidate | Votes |
| | Liberal–Conservative | François Fortunat Rouleau | 1,081 |
| | Unknown | H. Marceau | 362 |
vte1882 Canadian federal election :
| Party | Candidate | Votes |
| | Conservative | Charles Alexander Lesage | acclaimed |
vte1887 Canadian federal election :
| Party | Candidate | Votes |
| | Nationalist Conservative | Henri Jules Juchereau Duchesnay | 1,565 |
| | Conservative | Charles Alexander Lesage | 1,089 |
By-election on 7 January 1888
Duchesnay's death, 6 July 1887 :
| Party | Party | Candidate | Votes |
| | Conservative | Honoré Julien Jean-Baptiste Chouinard | acclaimed |
vte1891 Canadian federal election :
| Party | Candidate | Votes |
| | Nationaliste | Cyrille Émile Vaillancourt | acclaimed |
vte1896 Canadian federal election :
| Party | Candidate | Votes |
| | Conservative | Jean-Baptiste Morin | 1,480 |
| | Nationaliste | C.E. Vaillancourt | 1,150 |
vte1900 Canadian federal election :
| Candidate | Votes |
| Conservative | Jean-Baptiste Morin | 1,691 |
| Liberal | J.S. Ouellet | 1,322 |
| Independent | F.X. Guay | 90 |
| Unknown | F.F. Rouleau | 27 |
vte1904 Canadian federal election :
| Party | Candidate | Votes |
| | Conservative | Jean-Baptiste Morin | 1,773 |
| | Parti nationaliste | C.E. Vaillancourt | 1,429 |
vte1908 Canadian federal election :
| Party | Candidate | Votes |
| | Liberal | Ernest Roy | 2,084 |
| | Conservative | Edmund James Flynn | 1,921 |
vte1911 Canadian federal election :
| Party | Candidate | Votes |
| | Conservative | Albert Sévigny | 2,506 |
| | Liberal | Ernest Roy | 2,164 |
By-election on 27 January 1917
Sévigny appointed Minister of Inland Revenue, 8 January 1917 :
| Party | Party | Candidate | Votes |
| | Conservative | Albert Sévigny | 2,719 |
| | Liberal | Lucien Cannon | 2,445 |
vte1917 Canadian federal election :
| Party | Candidate | Votes |
| | Opposition (Laurier Liberals) | Lucien Cannon | 4,228 |
| | Government (Unionist) | Albert Sévigny | 497 |
vte1921 Canadian federal election :
| Party | Candidate | Votes |
| | Liberal | Lucien Cannon | 5,744 |
| | Conservative | Philomon Vallière | 2,703 |
vte1925 Canadian federal election :
| Party | Candidate | Votes |
| | Liberal | Lucien Cannon | 5,167 |
| | Conservative | Louis Joseph Gauthier | 3,666 |
vte1926 Canadian federal election :
| Party | Candidate | Votes |
| | Liberal | Lucien Cannon | 5,627 |
| | Conservative | Robert Coté | 3,640 |
By-election on 2 November 1926
Cannon's acceptance of an office of emolument under the Crown, 5 October 1926 :
| Party | Party | Candidate | Votes |
| | Liberal | Lucien Cannon | acclaimed |
vte1930 Canadian federal election :
| Party | Candidate | Votes |
| | Conservative | Onésime Gagnon | 5,771 |
| | Liberal | Lucien Cannon | 5,433 |
| Source: lop.parl.ca |||||||
vte1935 Canadian federal election :
| Candidate | Votes |
| Liberal | Léonard-David Tremblay | 5,186 |
| Conservative | Onésime Gagnon | 5,098 |
| Unknown | J.-Adalbert Guay | 154 |
vte1940 Canadian federal election :
| Party | Candidate | Votes |
| | Liberal | Léonard-David Tremblay | 5,573 |
| | Independent | Emmett O'Farrel | 4,721 |
vte1945 Canadian federal election :
| Candidate | Votes |
| Liberal | Léonard-David Tremblay | 5,149 |
| Independent | Emile Boiteau | 4,291 |
| Social Credit | Joseph-Ernest Grégoire | 1,843 |
vte1949 Canadian federal election :
| Candidate | Votes |
| Liberal | Léonard-David Tremblay | 6,983 |
| Progressive Conservative | Gérard Corriveau | 6,762 |
| Union des électeurs | Louis-Philippe Bouchard | 1,020 |
vte1953 Canadian federal election :
| Party | Candidate | Votes |
| | Progressive Conservative | Robert Perron | 7,762 |
| | Liberal | Joseph-Armand Landry | 7,656 |
vte1957 Canadian federal election :
| Party | Candidate | Votes |
| | Liberal | Joseph-Armand Landry | 8,054 |
| | Progressive Conservative | Robert Perron | 7,702 |
vte1958 Canadian federal election :
| Party | Candidate | Votes |
| | Progressive Conservative | Noël Drouin | 8,766 |
| | Liberal | Joseph-Armand Landry | 7,111 |
vte1962 Canadian federal election :
| Candidate | Votes |
| Social Credit | Pierre-André Boutin | 7,701 |
| Liberal | Francis O'Farrell | 3,939 |
| Progressive Conservative | Noël Drouin | 3,582 |
vte1963 Canadian federal election :
| Candidate | Votes |
| Social Credit | Pierre-André Boutin | 5,830 |
| Liberal | Francis O'Farrell | 4,801 |
| Progressive Conservative | Robert Perron | 3,597 |
vte1965 Canadian federal election: Dorchester :
| Candidate | Votes |
| Liberal | Gustave Côté | 4,602 |
| Progressive Conservative | Albert Rioux | 3,802 |
| Ralliement créditiste | Pierre-André Boutin | 3,786 |
| New Democratic | Henri Lessard | 494 |