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.
Missisquoi was a federal electoral district in Quebec, Canada, that was represented in the House of Commons of Canada from 1867 to 1925.
Argenteuil—Papineau—Mirabel was a federal electoral district in Quebec, Canada, that was represented in the House of Commons of Canada from 1867 to 2015.
Compton was a federal electoral district in Quebec, Canada, that was represented in the House of Commons of Canada from 1867 to 1949, and again from 1968 to 1997.
Stanstead was a federal electoral district in Quebec, Canada, that was represented in the House of Commons of Canada from 1867 to 1968.
Bruce North 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 Bruce into two ridings: Bruce North and Bruce South.
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.
Carleton is a federal electoral district in Ontario, Canada, represented in the House of Commons of Canada from 1867 to 1968 and since 2015. It was represented in the Legislative Assembly of Upper Canada from 1821 to 1840 and in the Legislative Assembly of the Province of Canada from 1841 until 1866. It has been represented by Pierre Poilievre the current Leader of the Opposition since its creation in 2015.
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.
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.
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.
Middlesex West 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 Middlesex into three ridings: Middlesex North, Middlesex West and Middlesex East.
Wright was a federal electoral district in Quebec, Canada, that was represented in the House of Commons of Canada from 1896 to 1948.
Kent East was a federal electoral district represented in the House of Commons of Canada from 1904 to 1917. It was located in the province of Ontario. This riding was created in 1903 when Kent riding was divided into two ridings: Kent East and Kent West. It incorporated parts of Bothwell and Elgin West ridings.
Elgin was a federal electoral district represented in the House of Commons of Canada from 1935 to 1997. It was located in the province of Ontario. This riding was created in 1933 from parts of Elgin West and Norfolk—Elgin ridings.
Lambton—Kent was a federal electoral district in Ontario, Canada, that was represented in the House of Commons of Canada from 1935 to 1979. This riding was created in 1933 from parts of Kent, Lambton East and Lambton West ridings.
Niagara Centre is a federal electoral district in the Niagara Region of Ontario that has been represented in the House of Commons of Canada from 1867 to 1988 and since 1997.
Ontario electoral district 