| Head of Post | Title | Career | Appointment Date | Presentation of credentials | Termination of mission |
| Maybee, John Ryerson | AE&P | C | 1965/04/29 | 1965/05/27 | 1967/08/01 |
| Hardy, Christian | AE&P | C | 1967/07/26 | 1967/11/06 | 1969/08/30 |
| Gignac, Jacques Gilles Bruno | AE&P | C | 1970/01/14 | 1970/02/23 | 1974/08/28 |
| Amyot, Léopold Henri | AE&P | C | 1974/06/10 | 1974/11/11 | 1976/01/07 |
| Sullivan, Alan William | Chargé d'Affaires a.i. | C | 1976/01/00 | 1976/09/00 | |
| Singleton, Howard Barham | Chargé d'Affaires a.i. | C | 1976/09/00 | 1977/10/01 | |
| Couvrette, Joseph Gilles André | AE&P | C | 1977/08/31 | 1977/12/29 | 1978/09/27 |
| Arcand, Théodore Jean | AE&P | C | 1978/12/21 | 1979/05/07 | 1982/08/07 |
| Jackson, Robert David | AE&P | C | 1982/09/22 | 1983/10/04 | |
| MacLellan, Keith William | AE&P | C | 1984/10/18 | ||
| Noiseux, Jacques | AE&P | C | 1985/08/28 | 1985/10/29 | 1987/07/07 |
| Harman, Gary Richard | AE&P | C | 1987/07/13 | 1988/01/04 | 1990/08/09 |
| Collacott, David Martin | AE&P | C | 1990/09/15 | 1990/12/18 | |
| McNee, John A. | AE&P | C | 1993/12/15 | ||
| Bugailiskis, Alexandra | AE&P | C | 1997/07/10 | 1999/05/30 | |
| Pillarella, Franco | AE&P | C | 2000/00/00 | ||
| Davis, Brian | AE&P | C | 2003/07/31 | ||
| Bailey, Mark | AE&P | C | 2006/06/14 | 2006/10/03 | |
| Davidson, Glenn | AE&P | NC | 2008/09/02 |