| Election | Political Party | Elected | Votes | Magnitude |
|---|
| Federal (October 14th, 2008) | .
Conservative Party of Canada/Parti conservateur du Canada post-2003 | Dave MacKenzie | 23330 | 1 |
| Federal (October 14th, 1935) | .
Liberal Party of Canada/Parti libéral du Canada | Almon Secord Rennie | 11438 | 1 |
| Federal (March 26th, 1940) | .
Liberal Party of Canada/Parti libéral du Canada | Almon Secord Rennie | 10975 | 1 |
| Federal (June 11th, 1945) | .
Progressive Conservative Party of Canada/Parti progressiste-conservateur du Canada | Kenneth Roy Daniel | 11916 | 1 |
| Federal (June 27th, 1949) | .
Liberal Party of Canada/Parti libéral du Canada | Alexander Clark Murray | 12581 | 1 |
| Federal (August 10th, 1953) | .
Progressive Conservative Party of Canada/Parti progressiste-conservateur du Canada | Wally Nesbitt | 12693 | 1 |
| Federal (June 10th, 1957) | .
Progressive Conservative Party of Canada/Parti progressiste-conservateur du Canada | Wally Nesbitt | 20404 | 1 |
| Federal (March 31st, 1958) | .
Progressive Conservative Party of Canada/Parti progressiste-conservateur du Canada | Wally Nesbitt | 22079 | 1 |
| Federal (June 18th, 1962) | .
Progressive Conservative Party of Canada/Parti progressiste-conservateur du Canada | Wally Nesbitt | 18352 | 1 |
| Federal (April 8th, 1963) | .
Progressive Conservative Party of Canada/Parti progressiste-conservateur du Canada | Wally Nesbitt | 19402 | 1 |
| Federal (November 8th, 1965) | .
Progressive Conservative Party of Canada/Parti progressiste-conservateur du Canada | Wally Nesbitt | 17657 | 1 |
| Federal (June 25th, 1968) | .
Progressive Conservative Party of Canada/Parti progressiste-conservateur du Canada | Wally Nesbitt | 18504 | 1 |
| Federal (October 30th, 1972) | .
Progressive Conservative Party of Canada/Parti progressiste-conservateur du Canada | Wally Nesbitt | 25438 | 1 |
| Federal (July 8th, 1974) | .
Progressive Conservative Party of Canada/Parti progressiste-conservateur du Canada | Bruce Halliday | 18934 | 1 |
| Federal (May 22nd, 1979) | .
Progressive Conservative Party of Canada/Parti progressiste-conservateur du Canada | Bruce Halliday | 23592 | 1 |
| Federal (February 18th, 1980) | .
Progressive Conservative Party of Canada/Parti progressiste-conservateur du Canada | Bruce Halliday | 19382 | 1 |
| Federal (September 4th, 1984) | .
Progressive Conservative Party of Canada/Parti progressiste-conservateur du Canada | Bruce Halliday | 25642 | 1 |
| Federal (November 21st, 1988) | .
Progressive Conservative Party of Canada/Parti progressiste-conservateur du Canada | Bruce Halliday | 19367 | 1 |
| Federal (October 25th, 1993) | .
Liberal Party of Canada/Parti libéral du Canada | John Finlay | 19669 | 1 |
| Federal (June 2nd, 1997) | .
Liberal Party of Canada/Parti libéral du Canada | John Finlay | 16281 | 1 |
| Federal (November 27th, 2000) | .
Liberal Party of Canada/Parti libéral du Canada | John Finlay | 15181 | 1 |
| Federal (June 28th, 2004) | .
Conservative Party of Canada/Parti conservateur du Canada post-2003 | Dave MacKenzie | 20606 | 1 |
| Federal (January 23rd, 2006) | .
Conservative Party of Canada/Parti conservateur du Canada post-2003 | Dave MacKenzie | 23140 | 1 |
| Federal (May 2nd, 2011) | .
Conservative Party of Canada/Parti conservateur du Canada post-2003 | Dave MacKenzie | 27973 | 1 |
| Federal (October 19th, 2015) | .
Conservative Party of Canada/Parti conservateur du Canada post-2003 | Dave MacKenzie | 25966 | 1 |
| Federal (October 21st, 2019) | .
Conservative Party of Canada/Parti conservateur du Canada post-2003 | Dave MacKenzie | 29310 | 1 |
Oxford (Ontario)