John Sandfield Macdonald, was the joint premier of the Province of Canada from 1862 to 1864. He was also the first premier of Ontario from 1867 to 1871, one of the four founding provinces created at Confederation in 1867. He served as both premier and attorney general of Ontario from July 16, 1867, to December 20, 1871.
- Occupation
- politician, lawyer
- Position held
- Premier of Ontario, member of the House of Commons of Canada
- Citizenship
- Canada
- Born
- December 12, 1812
- Died
