John Keiller MacKay, Date of Birth, Date of Death
TweetJohn Keiller MacKay
19th Lieutenant Governor of Ontario
Date of Birth: 
About John Keiller MacKay
- Lieutenant-Colonel John Keiller MacKay, OC, DSO, KStJ, VD, QC (July 11, 1888 – June 12, 1970) was a Canadian soldier, lawyer and jurist.
- MacKay served as the 19th Lieutenant Governor of Ontario from 1957 to 1963.
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