| Dates of Office | Commissioner |
|---|
| Sep 25 1873 - Oct 17 1873 | Lieutenant-Colonel W. Osborne Smith |
| Oct 18 1873 - Jul 21 1876 | George Arthur French |
| Jul 22 1876 - Oct 31 1880 | James Farquharson Macleod, C.M.G. |
| Nov 01 1880 - Mar 31 1886 | Acheson Gosford Irvine |
| Apr 01 1886 - Jul 31 1900 | Lawrence William Herchmer |
| Aug 01 1900 - Mar 31 1923 | Aylesworth Bowen Perry, C.M.G. |
| Apr 01 1923 - Jul 31 1931 | Cortlandt Starnes |
| Aug 01 1931 - Mar 05 1938 | Sir James Howden MacBrien, K.C.B., C.M.G., D.S.O. |
| Mar 06 1938 - Apr 30 1951 | Stuart Taylor Wood, C.M.G. |
| May 01 1951 - Mar 31 1959 | Leonard Hanson Nicholson, M.B.E. |
| Apr 01 1959 - Mar 31 1960 | Charles Edward Rivett-Carnac |
| Apr 01 1960 - Oct 31 1963 | Clifford Walter Harvison |
| Nov 01 1963 - Aug 14 1967 | George Brinton McClellan |
| Aug 15 1967 - Sep 30 1969 | Malcolm Francis Aylesworth Lindsay |
| Oct 01 1969 - Dec 28 1973 | William Leonard Higgitt |
| Dec 29 1973 - Aug 31 1977 | Maurice Jean Nadon |
| Sep 01 1977 - Aug 31 1987 | Robert Henry Simmonds, O.C. |
| Sep 01 1987 - Jun 24 1994 | Norman Inkster |
| Jun 25 1994 - Sep 01 2000 | Philip Murray |
| Sep 01 2000 - Dec 15 2006 | Giuliano (Zack) Zaccardelli |
| Dec 15 2006 - Jul 16 2007 | Bev Busson, C.O.M., O.B.C. (Acting) |
| Jul 16 2007 - Nov 21 2011 | William Elliott |
| Nov 21 2011 - Jun 30 2017 | Robert Paulson |
| Jun 30 2017 - Apr 18 2018 | Daniel Dubeau (Acting) |
| Apr 18 2018 - May 25 2023 | Brenda Lucki |
| May 25 2023 - | Mike Duheme |
