John Alfred Munn (April 13, 1882[1] — January 25, 1942[2]) was a politician in Manitoba, Canada.
[1] Munn was born in Minnedosa, Manitoba, the son of John Munn and Catherine Patterson, and was educated at the Ontario Veterinary College and the McKillop Veterinary College of Chicago.
A Progressive, Munn served as a backbench supporter of John Bracken's government.
The Progressives contested the 1932 election in an alliance with the Manitoba Liberal Party.
[1] He was returned by acclamation in the 1941 election, but died from a stroke at home in Carman the following year.