John Keyes may refer to:
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John Keyes (tenor), American operatic tenor
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John Keyes (soldier)
John Keyes, son of Sampson Keyes, was the first Adjutant General of the State of Connecticut, being appointed to that position in 1782 and retiring from service in 1791. He also served in the American Revolution in the Continental Army.
Militar ...
(1745–1824), Adjutant General of the State of Connecticut
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John T. D. Keyes (born 1954), Canadian journalist and editor
{{hndis, Keyes, John