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About John Milton Platt
- For other people named John Platt, see John Platt. John Milton Platt (April 18, 1840 – September 27, 1919) was a physician and political figure in Ontario, Canada.
- He represented Prince Edward in the House of Commons of Canada from 1882 to 1891 as a Liberal member.He was born in Athol Township, Upper Canada, the son of Dyer Platt and Myria Morgan.
- Platt was educated at the Fort Edward Institute in New York state and at Victoria University in Cobourg.
- In 1872, Platt married Amelia Brnnscombe.
- He also served as a public school inspector and as surgeon for the militia.
- Platt was editor and publisher for the Picton New Nation.
- His election in 1888 was overturned after an appeal but he won the by-election that followed.
- He was defeated by Archibald Campbell Miller when he ran for reelection in 1891.
- Platt later served as warden for Kingston Penitentiary from 1899 to 1913.
- He died in Picton at the age of 79.
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