| Head of Post | Title | Career | Appointment Date | Presentation of credentials | Termination of mission |
| Bower, Richard Plant | AE&P | C | 1961/02/05 | 1962/07/05 | 1962/12/04 |
| Mayrand, Léon | AE&P | C | 1962/10/24 | 1963/05/10 | 1964/02/23 |
| Bruchési, Jean | AE&P | NC | 1964/06/04 | 1965/04/23 | 1967/10/05 |
| Choquette, Robert | AE&P | NC | 1968/01/30 | 1968/08/07 | 1970/08/03 |
| Bissonnet, Alfred Pike | AE&P | C | 1970/07/09 | 1971/05/04 | 1978/03/01 |
| Fulford, Dwight Wilder | AE&P | C | 1977/08/31 | 1978/07/18 | 1982/09/02 |
| Clark, Lorne Sheldon | AE&P | C | 1982/09/22 | 1982/11/22 | |
| Fréchette, Louise | AE&P | C | 1985/03/29 | 1985/09/17 | 1988/08/10 |
| de Goumois, Michel | AE&P | C | 1986/12/04 | 1987/04/28 | 1990/09/27 |
| Mace, Michael T. | AE&P | C | 1990/00/00 | 1991/02/19 | |
| Lortie, Marc Robert | AE&P | C | 1993/06/23 | 1993/10/05 | |
| Clark, Robert G. | AE&P | C | 1997/10/30 | ||
| Hubert, Jean-Paul | AE&P | C | 1998/07/15 | ||
| MacDonald, Thomas | AE&P | C | 2001/07/16 | ||
| Gagnon, Yves | AE&P | C | 2004/08/09 | 2004/10/19 | |
| Martin, Timothy | AE&P | C | 2007/07/31 | ||
| Kutz, Gwyneth | AE&P | C | 2010/09/20 |