Canadian Ambassadors and chief representatives to the United States and their terms of office since 1927.
- Gary Doer - Ambassador Designate (2009 to present)
- Michael Wilson (2006 to 2009)
- Frank McKenna (2005 to 2006)
- Michael Kergin (2000 to 2005)
- Raymond Chretien (1994 to 2000)
- John de Chastelain (1993 to 1994)
- Derek Burney (1989 to 1993)
- Allan Gotlieb (1981 to 1989)
- Peter Towe (1977 to 1981)
- Jake Warren (1975 to 1977)
- Marcel Cadieux (1970 to 1975)
- A.E. Ritchie (1966 to 1970)
- C.S.A. Ritchie (1962 to 1966)
- A.D.P. Heeney (1959 to 1962)
- Norman Robertson (1957 to 1958)
- A.D.P. Heeney (1953 to 1957)
- H.H. Wrong (1946 to 1953)
- Lester (Mike) Pearson (1944 to 1946)
- Leighton McCarthy (1941 to 1944)
- Loring Christie (1939 to 1941)
- Sir Herbert Marler (1936 to 1939)
- W.D. Herridge (1931 to 1935)
- Vincent Massey (1927 to 1930)
