| Senator | Lifespan | Party [1] | Prov. | Entered | Left | Appointed by | Left due to | For life? |
|---|---|---|---|---|---|---|---|---|
| Josie Alice Quart | 1895–1980 | PC | QC | 16 November 1960 | 17 April 1980 | Diefenbaker | Death | Y |
| Felix Patrick Quinn | 1874–1961 | C | NS | 20 July 1935 | 28 March 1961 | Bennett | Death | Y |
| Jim Quinn | 1957–present | NB | 22 June 2021 | — | Trudeau, J. | — | ||
| Herman William Quinton | 1896–1952 | L | NL | 24 January 1951 | 2 April 1952 | St. Laurent | Death | Y |