| Election | Political Party | Elected | Votes | Magnitude |
|---|
| Ontario (December 1st, 1926) | .
Conservative Party of Ontario | Thomas M Birkett | 9171 | 1 |
| Ontario (October 30th, 1929) | .
Conservative Party of Ontario | Arthur Ellis | 0 | 1 |
| Ontario (June 19th, 1934) | .
Conservative Party of Ontario | Arthur Ellis | 16985 | 1 |
| Ontario (October 6th, 1937) | .
Conservative Party of Ontario | George Harrison Dunbar | 17443 | 1 |
| Ontario (August 4th, 1943) | .
Ontario Liberal Party | Leonard L Coulter | 9311 | 1 |
| Ontario (June 4th, 1945) | .
Progressive Conservative Party of Ontario | George Harrison Dunbar | 23616 | 1 |
| Ontario (June 7th, 1948) | .
Progressive Conservative Party of Ontario | George Harrison Dunbar | 18955 | 1 |
| Ontario (November 22nd, 1951) | .
Progressive Conservative Party of Ontario | George Harrison Dunbar | 19908 | 1 |
| Ontario (June 9th, 1955) | .
Progressive Conservative Party of Ontario | George Harrison Dunbar | 14151 | 1 |
| Ontario (June 11th, 1959) | .
Progressive Conservative Party of Ontario | Irwin Haskett | 12989 | 1 |
| Ontario (September 25th, 1963) | .
Progressive Conservative Party of Ontario | Irwin Haskett | 12671 | 1 |
| Ontario (October 17th, 1967) | .
Progressive Conservative Party of Ontario | Irwin Haskett | 13472 | 1 |
| Ontario (October 21st, 1971) | .
Progressive Conservative Party of Ontario | Claude F Bennett | 22392 | 1 |
| Ontario (September 18th, 1975) | .
Progressive Conservative Party of Ontario | Claude F Bennett | 14767 | 1 |
| Ontario (June 9th, 1977) | .
Progressive Conservative Party of Ontario | Claude F Bennett | 16662 | 1 |
| Ontario (March 19th, 1981) | .
Progressive Conservative Party of Ontario | Claude F Bennett | 15218 | 1 |
| Ontario (May 2nd, 1985) | .
Progressive Conservative Party of Ontario | Claude F Bennett | 12971 | 1 |
| Ontario (September 10th, 1987) | .
Ontario Liberal Party | Dalton McGuinty | 15952 | 1 |
| Ontario (September 6th, 1990) | .
Ontario Liberal Party | Dalton McGuinty | 13845 | 1 |
| Ontario (June 8th, 1995) | .
Ontario Liberal Party | Dalton McGuinty | 15418 | 1 |
| Ontario (June 3rd, 1999) | .
Ontario Liberal Party | Dalton McGuinty | 22707 | 1 |
| Ontario (October 2nd, 2003) | .
Ontario Liberal Party | Dalton McGuinty | 24647 | 1 |
| Ontario (October 10th, 2007) | .
Ontario Liberal Party | Dalton McGuinty | 24015 | 1 |
| Ontario (October 6th, 2011) | .
Ontario Liberal Party | Dalton McGuinty | 21842 | 1 |
| Ontario (June 12th, 2014) | .
Ontario Liberal Party | John Fraser (ON, Liberal) | 23727 | 1 |
| Ontario (June 7th, 2018) | .
Ontario Liberal Party | John Fraser (ON, Liberal) | 20773 | 1 |
