| Head of Post | Title | Career | Appointment Date | Presentation of credentials | Termination of mission |
| Turgeon, Hon. William Ferdinand Alphonse | EEMP | NC | 1951/12/08 | 1952/02/06 | |
| Glass, Lester Smith | Chargé d'Affaires a.i. | C | 1952/01/18 | 1952/08/08 | |
| Cosgrave, Col. Lawrence Moore | Chargé d'Affaires a.i. | C | 1952/08/26 | 1955/00/00 | |
| Turgeon, Hon. William Ferdinand Alphonse | AE&P | NC | 1955/00/00 | 1955/04/20 | 1957/03/15 |
| Panneton, Philippe | AE&P | NC | 1957/01/10 | 1957/11/19 | 1960/12/28 |
| Morin, Jean | AE&P | NC | 1961/05/04 | 1961/07/28 | 1969/05/18 |
| Gauvin, Michel | AE&P | C | 1969/06/06 | 1969/09/26 | 1970/09/20 |
| Beaulieu, Paul André | AE&P | C | 1970/07/24 | 1970/09/29 | 1972/07/24 |
| Duhamel, Roger | AE&P | NC | 1972/06/29 | 1972/09/21 | 1977/08/00 |
| Molgat, Daniel Albert Bernard | AE&P | C | 1977/07/14 | 1977/10/07 | 1980/07/12 |
| Lamoureux, Hon. Lucien | AE&P | NC | 1980/09/25 | ||
| Francis, Hon. Cyril Lloyd | AE&P | NC | 1984/10/24 | 1985/02/06 | |
| Bruce, Geoffrey Franklin | AE&P | C | 1987/07/30 | 1987/11/10 | |
| Andreychuk, A. Raynell | AE&P | NC | 1990/00/00 | 1991/02/07 | |
| Marsden-Dole, Patricia M. | AE&P | C | 1994/08/30 | ||
| Vanderloo, Robert | AE&P | C | 1998/08/04 | ||
| Parisot, Patrick | AE&P | NC | 2003/07/31 | 2003/11/06 | 2007/08/00 |
| Bourcier, Anne-Marie | AE&P | C | 2007/07/31 | ||
| Kutz, Heidi | AE&P | C | 2011/07/19 |