| Chef de misssion | Titre | Carrière | Nomination | Présentation des lettres de créance | Fin de l'affectation |
| Scott, Harry Albert | AEP | C | 1954/11/18 | 1955/01/27 | 1956/11/00 |
| Bursey, Morley Byron | Chargé d'affaires a.i. | C | 1955/11/09 | | 1957/10/26 |
| Allard, Hector | AEP | C | 1957/01/10 | 1957/03/06 | 1959/06/28 |
| McCullough, Wilfrid Bertram | Chargé d'affaires a.i. | C | 1957/10/26 | | 1962/10/19 |
| Noble, Kenneth Frederick | Chargé d'affaires a.i. | C | 1962/12/20 | | 1965/06/27 |
| Beaulne, Joseph Charles Léonard Yvon | AEP | C | 1963/05/04 | 1963/08/05 | 1964/07/08 |
| Rankin, Bruce Irving | AEP | C | 1964/07/09 | 1965/02/09 | 1970/08/01 |
| Hampson, Harold George | Chargé d'affaires a.i. | C | 1965/06/27 | | 1967/07/02 |
| Ross, Andrew Donald | Chargé d'affaires a.i. | C | 1967/07/17 | | 1970/01/29 |
| McPhail, Donald Sutherland | AEP | C | 1970/05/29 | 1970/10/04 | 1972/08/00 |
| Van Tighem, Clarence Joseph | AEP | C | 1972/04/22 | | 1975/08/15 |
| Schwarzmann, Maurice | AEP | C | 1975/07/17 | | 1977/03/01 |
| Rousseau, Charles Odilon Roger | AEP | C | 1977/05/12 | 1977/09/22 | 1981/07/14 |
| Johnston, Peter Arthur Edward | AEP | C | 1981/07/29 | 1981/11/18 | |
| Midwinter, James Robert | AEP | C | 1983/10/13 | 1984/01/31 | 1985/09/27 |
| Lotto, Victor George | AEP | C | 1985/11/21 | 1986/01/14 | 1988/08/23 |
| Graham, John Ware | AEP | C | 1988/09/22 | 1988/11/21 | 1992/09/25 |
| Davidson, Russell H. | AEP | C | 1994/11/25 | 1993/01/20 | |
| Gagnon, Yves | AEP | C | 1995/07/04 | | |
| Picard, Bruno | AEP | C | 1999/08/11 | 1999/10/19 | 2002/07/04 |
| Blackwell, Adam | AEP | C | 2002/07/02 | | |
| Curling, Alvin | AEP | NC | 2005/08/19 | 2005/11/30 | 2006/09/22 |
| Fortier, Patricia | AEP | C | 2006/11/29 | 2006/12 | 2009 |
| Kuiack, Todd | AEP | C | 2009/06/16 | 2009/12/15 | |
| Boissé, Georges | AEP | C | 2012/09/06 | 2012/10/17 | |
| Côté, Steve | AEP | C | 2015/07/28 | 2015/10/09 | 2017/08 |
| Hemingway, Shauna | AEP | C | 2017/08/17 | 2017/10/26 | 2020/08 |
| Laberge, Christine | AEP | C | 2020/09/24 | 2021/03/01 | |