| Head Of Post | Title | Career | Appointment Date | Presentation of credentials | Termination of mission |
| Charpentier, Fulgence | AE&P | C | 1962/03/01 | 1962/06/27 | 1965/07/05 |
| Blouin, Georges-Henri | AE&P | C | 1965/05/04 | 1965/05/04 | 1967/07/02 |
| Thibault, J.E. | AE&P | C | 1967/09/28 | 1967/09/23 | 1969/09/23 |
| Rousseau, Charles Odilon Roger | AE&P | C | 1970/04/14 | 1970/01/14 | 1972/06/05 |
| Asselin, Pierre Léon Gérard | AE&P | C | 1972/06/06 | 1972/08/24 | 1974/11/24 |
| Châtillon, Claude Charles-Edouard | AE&P | C | 1975/10/21 | 1975/10/23 | 1978/06/12 |
| Duguay, Gilles Horace J. | AE&P | C | 1978/07/13 | 1978/08/29 | 1980/09/03 |
| Denault, Jacques D.E. | AE&P | C | 1980/07/10 | 1980/11/05 | 1982/07/31 |
| Saint-Pierre, Claude Jean | AE&P | C | 1982/09/22 | 1982/10/12 | |
| Faguy, Marc | AE&P | C | 1984/08/31 | 1984/11/19 | 1987/09/05 |
| Simard, André S. | AE&P | C | 1987/09/10 | 1987/11/02 | 1989/07/16 |
| Leahy, Anne | AE&P | C | 1989/10/12 | 1989/11/16 | 1992/03/10 |
| Després, Arsène A. | AE&P | C | 1992/08/27 | 1993/01/05 | |
| Giguère, Pierre | AE&P | C | 1995/07/04 | 1995/09/22 | 1998 |
| Baillargeon, Claude | HC | C | 1998/07/15 | 2000 | 2002 |
| Perrault, Michel | HC | C | 2000/07/26 | 2000/12/29 | 2003/07/31 |
| Savaria, Jules | HC | C | 2003/09/15 | 2003/12/27 | |
| Lavoie, Jean-Pierre | HC | C | 2006/09/20 | 2006/10/27 | 2009/09/14 |
| Pelletier, Jean-Carol | HC | C | 2009/09/10 | 2010/01/04 | 2011/09/20 |
| Laramée, Benoît-Pierre | HC | C | 2011/08/08 | 2011/12/27 | 2014/11/13 |
| Cremonese, René | HC | C | 2014/09/12 | 2015/01/06 | 2017/08/23 |
| O'Neil, Nathalie | HC | C | 2017/08/17 | 2017/12/20 | 2019/07/25 |
| Bale, Richard | HC | C | 2019/09/06 | | |
| Anderson, Lorraine | HC | C | 2022/08/31 | | |
