| Election | Political Party | Elected | Votes | Magnitude |
|---|
| Federal (August 7th, 1867) | .
Liberal Party of Canada/Parti libéral du Canada | James Young | 1324 | 1 |
| Federal (July 20th, 1872) | .
Liberal Party of Canada/Parti libéral du Canada | James Young | 0 | 1 |
| Federal (January 22nd, 1874) | .
Liberal Party of Canada/Parti libéral du Canada | James Young | 0 | 1 |
| Federal (September 17th, 1878) | .
Conservative Party of Canada/Parti conservateur du Canada to 1942 | Samuel Merner | 1468 | 1 |
| Federal (June 20th, 1882) | .
Liberal Party of Canada/Parti libéral du Canada | James Livingston | 1580 | 1 |
| Federal (February 22nd, 1887) | .
Liberal Party of Canada/Parti libéral du Canada | James Livingston | 2254 | 1 |
| Federal (March 5th, 1891) | .
Liberal Party of Canada/Parti libéral du Canada | James Livingston | 2228 | 1 |
| Federal (June 23rd, 1896) | .
Liberal Party of Canada/Parti libéral du Canada | James Livingston | 2543 | 1 |
| Federal (November 7th, 1900) | .
Conservative Party of Canada/Parti conservateur du Canada to 1942 | George Adam Clare | 2708 | 1 |
| Federal (November 3rd, 1904) | .
Conservative Party of Canada/Parti conservateur du Canada to 1942 | George Adam Clare | 2785 | 1 |
| Federal (October 26th, 1908) | .
Conservative Party of Canada/Parti conservateur du Canada to 1942 | George Adam Clare | 3015 | 1 |
| Federal (September 21st, 1911) | .
Conservative Party of Canada/Parti conservateur du Canada to 1942 | George Adam Clare | 3492 | 1 |
| Federal (December 17th, 1917) | .
Government (Unionist) | Frank Stewart Scott | 5681 | 1 |
| Federal (December 6th, 1921) | .
Progressive Party of Canada | William Elliott | 7429 | 1 |
| Federal (October 29th, 1925) | .
Conservative Party of Canada/Parti conservateur du Canada to 1942 | Alexander McKay Edwards | 8089 | 1 |
| Federal (September 14th, 1926) | .
Conservative Party of Canada/Parti conservateur du Canada to 1942 | Alexander McKay Edwards | 7220 | 1 |
| Federal (July 28th, 1930) | .
Conservative Party of Canada/Parti conservateur du Canada to 1942 | Alexander McKay Edwards | 8999 | 1 |
| Federal (October 14th, 1935) | .
Conservative Party of Canada/Parti conservateur du Canada to 1942 | Alexander McKay Edwards | 6731 | 1 |
| Federal (March 26th, 1940) | .
National Government | Karl Kenneth Homuth | 7432 | 1 |
| Federal (June 11th, 1945) | .
Progressive Conservative Party of Canada/Parti progressiste-conservateur du Canada | Karl Kenneth Homuth | 9201 | 1 |
| Federal (June 27th, 1949) | .
Progressive Conservative Party of Canada/Parti progressiste-conservateur du Canada | Karl Kenneth Homuth | 8740 | 1 |
| Federal (August 10th, 1953) | .
Liberal Party of Canada/Parti libéral du Canada | Arthur Walter Adams White | 9058 | 1 |
| Federal (June 10th, 1957) | .
Progressive Conservative Party of Canada/Parti progressiste-conservateur du Canada | William Anderson | 11699 | 1 |
| Federal (March 31st, 1958) | .
Progressive Conservative Party of Canada/Parti progressiste-conservateur du Canada | William Anderson | 15624 | 1 |
| Federal (June 18th, 1962) | .
Progressive Conservative Party of Canada/Parti progressiste-conservateur du Canada | Gordon Chaplin | 11648 | 1 |
| Federal (April 8th, 1963) | .
Progressive Conservative Party of Canada/Parti progressiste-conservateur du Canada | Gordon Chaplin | 11479 | 1 |
| Federal (November 8th, 1965) | .
New Democratic Party/Nouveau Parti démocratique | Max S Saltsman | 13337 | 1 |
Waterloo South (Ontario)