| Election | Political Party | Elected | Votes | Magnitude |
|---|
| Ontario (December 28th, 1886) | .
Conservative Party of Ontario | Robert Henry Preston | 1964 | 1 |
| Ontario (June 5th, 1890) | .
Conservative Party of Ontario | Robert Henry Preston | 1813 | 1 |
| Ontario (June 26th, 1894) | .
Conservative Party of Ontario | Walter Beatty | 1999 | 1 |
| Ontario (March 1st, 1898) | .
Conservative Party of Ontario | Walter Beatty | 2200 | 1 |
| Ontario (May 29th, 1902) | .
Conservative Party of Ontario | Walter Beatty | 2062 | 1 |
| Ontario (January 25th, 1905) | .
Conservative Party of Ontario | John Robertson Dargavel | 1983 | 1 |
| Ontario (June 8th, 1908) | .
Conservative Party of Ontario | John Robertson Dargavel | 2102 | 1 |
| Ontario (December 11th, 1911) | .
Conservative Party of Ontario | John Robertson Dargavel | 1995 | 1 |
| Ontario (June 29th, 1914) | .
Conservative Party of Ontario | John Robertson Dargavel | 2025 | 1 |
| Ontario (October 20th, 1919) | .
Conservative Party of Ontario | Andrew Wellington Gray | 4351 | 1 |
| Ontario (June 25th, 1923) | .
Conservative Party of Ontario | Andrew Wellington Gray | 3779 | 1 |
| Ontario (December 1st, 1926) | .
Conservative Party of Ontario | Frederick James Skinner | 3702 | 1 |
| Ontario (October 30th, 1929) | .
Conservative Party of Ontario | Frederick James Skinner | 3755 | 1 |
| Ontario (June 19th, 1934) | .
Ontario Liberal Party | George Taylor Fulford | 10195 | 1 |
| Ontario (October 6th, 1937) | .
Conservative Party of Ontario | Walter Bain Reynolds | 10339 | 1 |
| Ontario (August 4th, 1943) | .
Progressive Conservative Party of Ontario | Walter Bain Reynolds | 7666 | 1 |
| Ontario (June 4th, 1945) | .
Progressive Conservative Party of Ontario | Walter Bain Reynolds | 10192 | 1 |
| Ontario (June 7th, 1948) | .
Progressive Conservative Party of Ontario | Walter Bain Reynolds | 9018 | 1 |
| Ontario (November 22nd, 1951) | .
Progressive Conservative Party of Ontario | Frances D. Macodrum | 10658 | 1 |
| Ontario (June 9th, 1955) | .
Progressive Conservative Party of Ontario | James A C Auld | 10632 | 1 |
| Ontario (June 11th, 1959) | .
Progressive Conservative Party of Ontario | James A C Auld | 11318 | 1 |
| Ontario (September 25th, 1963) | .
Progressive Conservative Party of Ontario | James A C Auld | 12711 | 1 |
| Ontario (October 17th, 1967) | .
Progressive Conservative Party of Ontario | James A C Auld | 12127 | 1 |
| Ontario (October 21st, 1971) | .
Progressive Conservative Party of Ontario | James A C Auld | 15477 | 1 |
| Ontario (September 18th, 1975) | .
Progressive Conservative Party of Ontario | James A C Auld | 13913 | 1 |
| Ontario (June 9th, 1977) | .
Progressive Conservative Party of Ontario | James A C Auld | 14853 | 1 |
| Ontario (March 19th, 1981) | .
Progressive Conservative Party of Ontario | Bob Runciman | 13725 | 1 |
| Ontario (May 2nd, 1985) | .
Progressive Conservative Party of Ontario | Bob Runciman | 11809 | 1 |
