| Head of Post | Title | Career | Appointment Date | Presentation of credentials | Termination of mission |
| Carter, Thomas Lemesurier | COMNR | C | 1960/01/28 | ||
| Carter, Thomas Lemesurier | HC | C | 1962/03/08 | 1960/10/10 | 1964/08/10 |
| Cleveland, John Harrison | HC | C | 1964/08/13 | 1967/06/17 | |
| Malone, Thomas Paul | HC | C | 1967/04/19 | 1967/08/13 | 1970/08/18 |
| McGill, Allan Sydney | HC | C | 1970/07/09 | 1970/09/21 | 1972/07/04 |
| Wardroper, Wilfrid Kenneth | HC | C | 1972/06/22 | 1974/08/31 | |
| Kidd, George Pirkis | HC | C | 1974/07/04 | 1974/10/18 | 1977/07/18 |
| Legault, Léonard Hilarion Joseph | HC | C | 1977/10/27 | 1977/12/20 | 1979/07/14 |
| Bullis, Clayton George | HC | C | 1979/09/27 | 1980/01/11 | 1982/07/02 |
| Lambert, Garrett Christopher Michael | HC | C | 1982/09/22 | 1985/08/01 | |
| Collett, Wilmer James | HC | C | 1985/08/07 | 1985/11/22 | 1988/09/19 |
| Elliott, Robert L. | HC | C | 1988/10/31 | 1988/12/16 | 1991/09/14 |
| Hare, Ewan Nigel | HC | C | 1991/00/00 | 1992/00/00 | |
| Frenette, Réjean | HC | C | 1993/06/23 | 1994/00/00 | |
| Lemieux, Marc C. | AMB | C | 1997/10/30 | ||
| Ferguson, Ian | AMB | C | 1999/03/19 | ||
| Strauss, Howard | HC | C | 2001/08/20 | ||
| Angell, David | HC | C | 2004/08/09 | 2004/09/17 | |
| Chrétien, Caroline | HC | C | 2007/08/31 | ||
| Kingsley, Denis | HC | C | 2009/08/10 | ||
| Cooter, Christopher | HC | C | 2010/08/31 |