John Ferguson (April 27, 1839 – September 22, 1896) was a physician, contractor, farmer and political figure in Ontario, Canada.
He represented Welland in the House of Commons of Canada from 1882 to 1891 as a Conservative member.
He was born in Middlesex County, Upper Canada, the son of John Ferguson, and was educated in London.
[1] Ferguson continued his studies at Bellevue Hospital in New York City.
After his return to Canada, he practised for four years and then entered business as a contractor for public works.