| Head of Post | Title | Career | Appointment Date | Presentation of credentials | Termination of mission |
| Smith, Robert Guy Carrington | COMNR | C | 1958/03/08 | ||
| Smith, Robert Guy Carrington | A/HC | C | 1962/08/31 | 1962/10/07 | |
| Gilmour, Eric Herbert | HC | C | 1962/11/29 | 1963/02/28 | 1966/02/14 |
| McKinney, James Russell | HC | C | 1966/06/21 | 1966/09/24 | 1969/07/19 |
| Rau, Gerald Anthony | HC | C | 1969/07/08 | 1969/08/06 | 1972/07/24 |
| Reece, David Chalmer | HC | C | 1972/05/23 | 1972/08/23 | 1974/07/01 |
| Matheson, Angus James | HC | C | 1974/06/10 | 1974/09/13 | 1977/09/18 |
| Cooper, James Edward | A/HC | C | 1977/09/18 | 1978/10/18 | |
| Laberge, Paul-Eugène | HC | C | 1978/06/08 | 1978/10/18 | 1982/08/03 |
| Bissett, James Byron | HC | C | 1982/09/22 | 1982/09/09 | |
| Best, James Calbert | HC | C | 1985/09/12 | 1985/10/24 | |
| Irwin, Rodney | HC | C | 1988/08/11 | 1988/09/22 | |
| Buckley-Jones, Martha Dilys | HC | C | 1990/00/00 | 1990/10/10 | |
| Nadeau, Jean | HC | C | 1993/12/15 | ||
| Lemieux, Marc C. | HC | C | 1994/12/23 | 1997/08/16 | |
| LLoyd, Peter | HC | C | 1997/07/10 | 1997/09/05 | |
| Wade, Simon | HC | C | 2001/01/17 | ||
| Strauss, Howard | HC | C | 2005/08/02 | 2005/09/27 | |
| McDonald, Karen | HC | C | 2009/02/06 |