List of Canadian ambassadors and high commissioners to Ireland
Canadian ambassadors to the Republic of Ireland

Ambassador
Start of Term
End of Term
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David Moffat Johnson
July 17, 1949
December 1949
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Hon. William Ferdinand Alphonse Turgeon
January 23, 1950
April 20, 1955
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Joseph Marc Antoine Jean Chapdelaine
January 23, 1950
July 17, 1950
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Alfred Rive
August 16, 1955
July 7, 1963
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Paul Vernon McLane
July 7, 1963
March 29, 1965
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Evan William Thistle Gill
November 6, 1964
March 22, 1968
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James Joachim McCardle
October 8, 1968
-
-
Harold Morton Maddick
May 25, 1972
August 31, 1976
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Albert Edgar Ritchie
June 29, 1976
November 7, 1980
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Alan William Sullivan
February 12, 1981
-
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Hon. Edgar J. Benson
September 3, 1982
-
-
Gustav Gad Rezek
1985
May 12, 1986
-
Dennis McDermott
January 28, 1986
May 24, 1989
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Michael A. Wadsworth
August 24, 1989
October 22, 1994
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Barry Michael Mawhinney
July 12, 1994
October 4, 1996
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Michael B. Phillips
September 24, 1996
September 11, 1998
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Ron Irwin
September 4, 1998
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-
William Gusen
October 10, 2001
August 1, 2002
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Mark Moher
July 2, 2002
August 8, 2006
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Christopher William Westdal
September 20, 2006
December 7, 2006
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Carl Schwenger
December 7, 2006
August 30, 2007
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Pat Binns
August 30, 2007
November 19, 2010
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Loyola Hearn
November 19, 2010
January 19, 2015
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Kevin Vickers
January 19, 2015
March 2, 2019
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Question: When was Hearn appointed as Canada's ambassador to Ireland, and who did she replace?
Answer: On November 19, 2010, Hearn was Canada's ambassador to Ireland and was succeeded by Pat Binns.