| Head Of Post | Title | Career | Appointment Date | Presentation of credentials | Termination of mission |
| Gill, Evan William Thistle | HC | C | 1957/07/13 | 1957/10/30 | 1959/04/26 |
| Williams, Bruce MacGillivray | HC | C | 1959/04/23 | | 1962/07/01 |
| Cornett, Donald Macalister | HC | C | 1962/10/11 | | 1965/01/07 |
| McGaughey, Charles Eustace | HC | C | 1965/03/30 | 1965/05/05 | 1966/06/09 |
| Hart, Albert Frederick | HC | C | 1966/07/07 | 1966/08/15 | 1968/08/30 |
| Hicks, Douglas Barcham | HC | C | 1968/09/07 | 1968/12/13 | 1971/01/06 |
| Doherty, Donald King | A/HC | C | 1971/01/06 | | 1971/11/01 |
| Power, Noble Edward Charles | HC | C | 1971/07/29 | | 1974/08/23 |
| Reece, David Chalmer | HC | C | 1974/06/13 | 1974/09/00 | 1976/06/15 |
| Middleton, Robert Morrice | HC | C | 1976/08/05 | | 1979/01/10 |
| Jones, Terence Stanford Ellis | A/HC | C | 1979/01/10 | | 1979/10/18 |
| Faguy, Marc | HC | C | 1979/04/04 | 1979/10/18 | 1982/04/29 |
| Livingston, Frederick Griffiths | HC | C | 1982/09/03 | 1982/10/28 | 1985/09/00 |
| Morantz, Aubrey Lawrence | HC | C | 1985/07/04 | 1985/11/14 | |
| Scrimshaw, Sandelle D. | HC | C | 1987/07/13 | 1987/10/08 | 1990/09/13 |
| Fogerty, Charles Douglass | HC | C | 1990/09/12 | 1990/11/01 | |
| Schram, John | HC | C | 1994/07/15 | 1994/11/01 | 1998/07/28 |
| Graham, Janet | HC | C | 1998/07/15 | 1998/10/15 | |
| Bolduc, Jean-Pierre | HC | C | 2001/07/16 | | |
| Bobiash, Donald | HC | C | 2004/08/09 | 2004/10/15 | |
| Edwards, Lucie Geneviève | HC | C | 2006/11/09 | | |
| Schemmer, Darren | HC | C | 2007/07/18 | | |
| Kernighan, Trudy | HC | C | 2010/09/20 | 2010/10/12 | 2013/08 |
| Thornley, Christopher | HC | C | 2013/09/17 | 2013/11/10 | 2016/07 |
| Cameron, Heather | HC | C | 2016/07/18 | 2016/10/03 | 2019/10/10 |
| Csaba, Kati | HC | C | 2020/11/27 | 2021/02/01 | 2022/08/16 |
| Moreau, Martine | HC | C | 2022/10/19 | 2023/02/27 | |
