| Head Of Post | Title | Career | Appointment Date | Presentation of credentials | Termination of mission |
| Turgeon, Hon. William Ferdinand Alphonse | AE&P | NC | 1944/03/03 | 1944/04/27 | 1944/08/15 |
| Keenleyside, Hugh Llewellyn | AE&P | C | 1944/11/22 | 1945/02/15 | 1947/03/00 |
| Pierce, Sydney David | AE&P | C | 1947/05/20 | 1947/07/17 | 1949/01/28 |
| Hébert, Charles Pierre | AE&P | C | 1949/01/12 | 1949/02/24 | |
| Léger, Jules | AE&P | C | 1953/10/14 | | 1954/07/08 |
| Cole, Douglas Seaman | AE&P | C | 1954/11/18 | 1954/12/08 | |
| Roy, Lionel Victor Joseph | Chargé d'Affaires a.i. | C | 1958/07/00 | | 1960/02/00 |
| Bellemare, Edward Ritchie | Chargé d'Affaires a.i. | C | 1960/01/28 | | 1961 |
| Irwin, William Arthur | AE&P | NC | 1960/03/09 | 1960/04/04 | 1964/05/06 |
| Feaver, Herbert Frederick Brooks-Hill | AE&P | C | 1964/03/26 | 1964/08/12 | 1967/05/04 |
| Rae, Saul Forbes | AE&P | C | 1967/04/19 | 1967/09/12 | 1972/06/25 |
| Schwarzmann, Maurice | AE&P | C | 1972/04/22 | 1972/06/25 | 1975/09/27 |
| Langley, James Coningsby | AE&P | C | 1975/10/21 | | 1979/06/01 |
| Charland, Claude Talbot | AE&P | C | 1979/04/04 | 1979/08/09 | 1982/02/14 |
| McKinney, James Russell | AE&P | C | 1982/02/18 | 1982/03/24 | 1985/06/28 |
| Chrétien, Raymond A.J. | AE&P | C | 1985/07/05 | 1985/09/09 | 1988/10/29 |
| Leach, James Darrell | Chargé d'Affaires a.i. | C | 1988/10/29 | | 1989/10/17 |
| Winfield, David John Sydney | AE&P | C | 1989/09/28 | 1989/10/18 | |
| Perron, Marc | AE&P | C | 1995/07/04 | | |
| Gooch, Stanley Edward | AE&P | C | 1997/10/29 | | 2000/04/29 |
| Christie, Keith H. | AE&P | C | 2000/06/26 | 2000/07/26 | |
| Lavertu, Gaetan | AE&P | C | 2003/07/15 | 2003/09/04 | |
| Langlois, Robert | CG | | 2004/05/19 | | |
| Rishchynski, Guillermo | AE&P | C | 2007/08/31 | 2007/10/24 | 2011/07/29 |
| Hradecky, Sara | AE&P | C | 2011/10/04 | 2012/02/24 | 2015/03/31 |
| Alarie, Pierre | AE&P | C | 2015/02/24 | 2015/06/19 | 2019/08/16 |
| Clark, Graeme C. | AE&P | C | 2019/08/26 | 2019/09/22 | |
