| Head of Post | Title | Career | Appointment Date | Presentation of credentials | Termination of mission |
| Désy, Jean | EEMP | C | 1941/06/24 | 1941/09/30 | 1944/01/18 |
| Désy, Jean | AE&P | C | 1943/12/09 | 1944/01/18 | 1947/09/11 |
| Rogers, Evan Benjamin | Chargé d'Affaires a.i. | C | 1947/09/12 | 1948/06/03 | |
| Macdonald, James Scott | AE&P | C | 1948/05/04 | 1948/06/03 | 1951/07/00 |
| Coleman, Ephraim Herbert | AE&P | NC | 1951/10/09 | 1951/12/04 | |
| Pierce, Sydney David | AE&P | C | 1953/07/06 | 1953/10/27 | 1956/03/22 |
| Charpentier, Fulgence | Chargé d'Affaires a.i. | C | 1956/05/26 | 1957/02/18 | |
| Irwin, William Arthur | AE&P | NC | 1957/01/10 | 1957/02/18 | |
| Chapdelaine, Joseph Marc Antoine Jean | AE&P | C | 1959/08/06 | 1959/09/26 | 1963/10/26 |
| Beaulieu, Paul André | AE&P | C | 1963/10/24 | 1964/02/24 | 1967/06/08 |
| Beaulne, Joseph Charles Léonard Yvon | AE&P | C | 1967/08/02 | 1967/10/02 | 1969/02/25 |
| Glover, Clive Edward | Chargé d'Affaires a.i. | C | 1969/02/28 | 1969/11/12 | |
| Hardy, Christian | AE&P | C | 1969/07/15 | 1969/11/12 | 1971/07/25 |
| Steers, Barry Connell | AE&P | C | 1971/07/25 | 1971/08/30 | 1976/10/02 |
| Stone, James Howard | AE&P | C | 1976/07/20 | 1976/12/06 | 1979/07/05 |
| MacLean, Ronald Stuart | AE&P | C | 1979/04/04 | 1979/09/18 | 1983/07/21 |
| Eyton, Anthony Tudor | AE&P | C | 1983/10/13 | ||
| Bell, John Peter | AE&P | C | 1987/03/26 | 1987/05/09 | 1990/09/24 |
| Clarke, William L. | AE&P | C | 1990/00/00 | 1990/11/06 | 1992/07/16 |
| Dymond, William A. | AE&P | C | 1992/08/27 | 1992/09/28 | |
| Stiles, Nancy M. | AE&P | C | 1995/08/18 | 1998/07/30 | |
| Kohler, Richard | AE&P | C | 1998/07/15 | ||
| Juneau, Jean-Pierre | AE&P | C | 2000/06/26 | 2000/10/19 | 2003/08/00 |
| Laporte, Suzanne | AE&P | C | 2003/07/15 | ||
| Rishchynski, Guillermo | AE&P | C | 2005/08/02 | ||
| Hunt, Paul | AE&P | C | 2007/07/31 | ||
| Khokhar, Jamal | AE&P | C | 2010/08/10 |