Halton was a federal electoral district in Ontario, Canada, represented in the House of Commons of Canada from 1867 to 1988 before being abolished in an electoral district redistribution, and again from 1997 to 2015, when it was again abolished in another electoral district redistribution. When it was last contested in 2011, its population was 203,437, of whom 115,255 were eligible electors.
Bothwell was a federal electoral district in the Canadian province of Ontario, which was represented in the House of Commons of Canada from 1867 to 1904. It is sometimes also considered one of Ontario's historic counties, as it was listed in some post-Confederation census records as a county of residence.
Addington was a federal electoral district in Ontario, Canada, that was represented in the House of Commons of Canada from 1867 to 1904. The electoral district was created in the British North America Act of 1867.
Missisquoi was a federal electoral district in Quebec, Canada, that was represented in the House of Commons of Canada from 1867 to 1925.
Westmorland was a federal electoral district in New Brunswick, Canada, that was represented in the House of Commons of Canada from 1867 to 1968.
Brome was a federal electoral district in the province of Quebec, Canada, that was represented in the House of Commons of Canada from 1867 to 1925.
Brant South was a federal and provincial electoral district in Ontario, Canada, that was represented in the House of Commons of Canada from 1867 to 1904, and in the Legislative Assembly of Ontario from 1867 to 1923.
Bruce South was a federal electoral district in Ontario, Canada, that was represented in the House of Commons of Canada from 1867 to 1882 and from 1903 to 1935.
Elgin East was a federal electoral district represented in the House of Commons of Canada from 1867 to 1925. It was located in the province of Ontario. It was created by the British North America Act of 1867 which divided the county of Elgin into two ridings: Elgin East and Elgin West based on a traditional division.
Elgin West was a federal electoral district represented in the House of Commons of Canada from 1867 to 1935. It was located in the province of Ontario. It was created by the British North America Act of 1867 which divided the county of Elgin into two ridings: Elgin East and Elgin West based on a traditional division.
Frontenac was a federal electoral district represented in the House of Commons of Canada from 1867 to 1925. It was located in the province of Ontario. It was created by the British North America Act of 1867.
Grey North was a federal electoral district represented in the House of Commons of Canada from 1867 to 1968. It was located in the province of Ontario. It was created by the British North America Act of 1867, which divided the County of Grey into two ridings: Grey South and Grey North. The North Riding consisted of the Townships of Collingwood, Euphrasia, Holland, Saint-Vincent, Sydenham, Sullivan, Derby, and Keppel, Sarawak and Brooke, and the Town of Owen Sound.
Hastings East was a federal electoral district represented in the House of Commons of Canada from 1867 to 1925. It was located in the province of Ontario. It was created by the British North America Act of 1867 which divided the County of Hastings into three ridings: Hastings East, Hastings West, and Hastings North.
Hastings West was a federal electoral district in the province of Ontario, Canada, that was represented in the House of Commons of Canada from 1867 to 1925. It was created by the British North America Act of 1867 which divided the County of Hastings, divided into three ridings: Hastings West, Hastings East and Hastings North.
Huron North was a federal electoral district represented in the House of Commons of Canada from 1867 to 1882, and from 1917 to 1953. It was located in the province of Ontario. It was created by the British North America Act of 1867 which divided the County of Huron into two ridings: Huron North and Huron South.
Huron South was a federal electoral district in Ontario, Canada, that was represented in the House of Commons of Canada from 1867 to 1935. It was created by the British North America Act of 1867 which divided the County of Huron into two ridings: Huron North and Huron South.
Kent was a federal electoral district (riding) represented in the House of Commons of Canada from 1867 to 1904, 1917 to 1968, and 1979 to 1997. It was located in the province of Ontario and was created by the British North America Act of 1867.
Middlesex East was a former federal electoral district in Ontario, Canada, represented in the House of Commons of Canada from 1867 to 1968. It was created by the British North America Act of 1867, which divided the County of Middlesex into three ridings: Middlesex North, Middlesex West and Middlesex East.
Renfrew South was a federal riding represented in the House of Commons of Canada from 1867 to 1968. It was located in the province of Ontario. The federal riding was created by the British North America Act of 1867 and was abolished in 1966, with the riding being apportioned into Frontenac—Lennox and Addington, Lanark and Renfrew, and Renfrew North.
Leeds was a federal electoral district represented in the House of Commons of Canada from 1904 to 1979. It was located in the province of Ontario. This riding was first created in 1903 from parts of Leeds North and Grenville North and Leeds South ridings.
Ontario electoral district