| Election | Political Party | Elected | Votes | Magnitude |
|---|
| Ontario (September 3rd, 1867) | .
Ontario Liberal Party | William Barber | 1556 | 1 |
| Ontario (March 21st, 1871) | .
Ontario Liberal Party | William Barber | 1194 | 1 |
| Ontario (January 18th, 1875) | .
Ontario Liberal Party | William Barber | 1609 | 1 |
| Ontario (June 5th, 1879) | .
Ontario Liberal Party | David Robertson | 1765 | 1 |
| Ontario (February 27th, 1883) | .
Conservative Party of Ontario | William Kerns | 2004 | 1 |
| Ontario (December 28th, 1886) | .
Conservative Party of Ontario | William Kerns | 2277 | 1 |
| Ontario (June 5th, 1890) | .
Conservative Party of Ontario | William Kerns | 2377 | 1 |
| Ontario (June 26th, 1894) | .
Conservative Party of Ontario | William Kerns | 2269 | 1 |
| Ontario (March 1st, 1898) | .
Ontario Liberal Party | John Roaf Barber | 2531 | 1 |
| Ontario (May 29th, 1902) | .
Ontario Liberal Party | John Roaf Barber | 2365 | 1 |
| Ontario (January 25th, 1905) | .
Conservative Party of Ontario | Alfred Westland Nixon | 2522 | 1 |
| Ontario (June 8th, 1908) | .
Conservative Party of Ontario | Alfred Westland Nixon | 2449 | 1 |
| Ontario (December 11th, 1911) | .
Conservative Party of Ontario | Alfred Westland Nixon | 2385 | 1 |
| Ontario (June 29th, 1914) | .
Conservative Party of Ontario | Alfred Westland Nixon | 2676 | 1 |
| Ontario (October 20th, 1919) | .
United Farmers of Ontario | John Featherstone Ford | 4456 | 1 |
| Ontario (June 25th, 1923) | .
Conservative Party of Ontario | George Hillmer | 5186 | 1 |
| Ontario (December 1st, 1926) | .
Conservative Party of Ontario | George Hillmer | 6164 | 1 |
| Ontario (October 30th, 1929) | .
Ontario Liberal Party | Thomas A Blakelock | 5696 | 1 |
| Ontario (June 19th, 1934) | .
Ontario Liberal Party | Thomas A Blakelock | 6929 | 1 |
| Ontario (October 6th, 1937) | .
Ontario Liberal Party | Thomas A Blakelock | 7832 | 1 |
| Ontario (August 4th, 1943) | .
Progressive Conservative Party of Ontario | Stanley L Hall | 4474 | 1 |
| Ontario (June 4th, 1945) | .
Progressive Conservative Party of Ontario | Stanley L Hall | 6914 | 1 |
| Ontario (June 7th, 1948) | .
Progressive Conservative Party of Ontario | Stanley L Hall | 6377 | 1 |
| Ontario (November 22nd, 1951) | .
Progressive Conservative Party of Ontario | Stanley L Hall | 9063 | 1 |
| Ontario (June 9th, 1955) | .
Progressive Conservative Party of Ontario | Stanley L Hall | 8373 | 1 |
| Ontario (June 11th, 1959) | .
Progressive Conservative Party of Ontario | Stanley L Hall | 10385 | 1 |
| Ontario (September 25th, 1963) | .
Progressive Conservative Party of Ontario | George Albert Kerr | 19947 | 1 |
| Ontario (June 3rd, 1999) | .
Progressive Conservative Party of Ontario | Ted Chudleigh | 35505 | 1 |
| Ontario (October 2nd, 2003) | .
Progressive Conservative Party of Ontario | Ted Chudleigh | 33610 | 1 |
| Ontario (October 10th, 2007) | .
Progressive Conservative Party of Ontario | Ted Chudleigh | 22677 | 1 |
| Ontario (October 6th, 2011) | .
Progressive Conservative Party of Ontario | Ted Chudleigh | 26228 | 1 |
| Ontario (June 12th, 2014) | .
Ontario Liberal Party | Indira Naidoo-Harris | 33665 | 1 |
