John Alexander Macdonald Armstrong (November 19, 1877 – February 2, 1926) was a Canadian politician, conveyancer and real estate agent. He was elected to the House of Commons of Canada in the 1911 election as a Member of the historical Conservative Party and re-elected in 1917 as a Unionist. He ran in the elections of 1908 and 1921 as a Conservative and lost both elections. Born in King Township, Ontario, Canada, prior to his federal political experience, he served on King Township council as reeve of the township in 1908. yes

Electoral record

v t e 1917 Canadian federal election: York North
Party	Candidate	Votes	%	Elected
	Government (Unionist)	John Alexander Macdonald Armstrong	3,948	57.91	Y
	Opposition (Laurier Liberals)	William Lyon Mackenzie King	2,870	42.09
Total valid votes			6,818	100.00
Source(s) "York North, Ontario (1867-08-06 - 2004-05-22)". History of Federal Ridings Since 1867. Library of Parliament. Retrieved 24 March 2020.