|Minister of National Defence|
June 3, 1979 – March 2, 1980
|Prime Minister||Joe Clark|
|Preceded by||Barney Danson|
|Succeeded by||Gilles Lamontagne|
|Member of Parliament|
|Preceded by||David Groos|
|Succeeded by||John Brewin|
|Born||11 January 1917|
Canora, Saskatchewan, Canada
|Died||19 September 1990 (aged 73)|
Victoria, British Columbia, Canada
|Political party||Progressive Conservative|
Born in Canora, Saskatchewan, he served with the Royal Canadian Artillery and was officer with the Princess Patricia's Canadian Light Infantry. In 1945, he was awarded the Military Cross. After the war, he remained in the Canadian Army. He retired with the rank of major in 1965 and settled in Victoria, British Columbia. He then taught at Sangster Elementary School in Colwood. From 1968 to 1972, he was a trustee and later chairman of the Victoria School Board.
McKinnon was first elected to the House of Commons of Canada in the 1972 federal election as the Progressive Conservative Member of Parliament for Victoria, British Columbia. He was re-elected on four successive occasions, and served from 1979 to 1980 as Minister of National Defence and Minister of Veterans Affairs in the short-lived minority government of Joe Clark.