| Head of Post | Title | Career | Appointment Date | Presentation of credentials | Termination of mission |
| Vanier, Brig. George Philias | EEMP | C | 1942/11/05 | 1943/05/07 | 1944/09/23 |
| Dupuy, Pierre | Chargé d'Affaires a.i. | C | 1944/03/11 | 1944/09/08 | |
| Stone, Thomas Archibald | Chargé d'Affaires a.i. | C | 1944/09/08 | 1945/02/00 | |
| Starnes, John Kennett | Chargé d'Affaires a.i. | C | 1945/02/00 | 1945/09/00 | |
| Vaillancourt, Joseph Jacques Janvier Émile | EEMP | NC | 1947/11/12 | 1948/02/26 | 1950/01/09 |
| Crean, Gordon Gale | Chargé d'Affaires a.i. | C | 1950/06/09 | 1951/10/23 | |
| Macdonald, James Scott | AE&P | C | 1951/06/01 | 1951/10/23 | 1956/10/13 |
| Ignatieff, George | AE&P | C | 1957/11/03 | 1957/02/22 | 1958/11/14 |
| Ford, Robert Arthur Douglass | AE&P | C | 1958/11/27 | 1959/01/13 | 1961/05/10 |
| Crean, Gordon Gale | AE&P | C | 1961/04/14 | 1961/10/04 | 1964/05/17 |
| Campbell, Ross | AE&P | C | 1964/07/25 | 1964/10/09 | 1967/05/15 |
| Williams, Bruce MacGillivray | AE&P | C | 1967/08/17 | 1967/11/15 | 1972/09/10 |
| Rogers, Robert Louis | AE&P | C | 1972/04/22 | 1972/09/26 | 1974/07/27 |
| Cameron, Robert Parke | AE&P | C | 1974/06/10 | 1974/09/13 | 1977/07/16 |
| MacLellan, Keith William | AE&P | C | 1977/06/23 | 1977/09/06 | 1979/06/10 |
| Harris, James Gordon | AE&P | C | 1979/09/27 | 1979/11/21 | 1983/01/10 |
| Fraser, John MacLeod | AE&P | C | 1983/10/13 | 1987/00/00 | |
| Bacon, Terence Charles | AE&P | C | 1987/07/30 | 1987/11/26 | 1990/10/03 |
| Bissett, James Byron | AE&P | C | 1990/00/00 | 1990/11/23 | 1992/09/13 |
| Snider, Dennis | AE&P | C | 1996/09/11 | ||
| Girard, Raphaël | AE&P | C | 1997/07/10 | ||
| McLennan, Donald P. | AE&P | C | 2002/07/02 | 2002/09/10 |