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.

In 1966, the riding was redefined to consist of the Towns of Milton and Oakville and the Township of Esquesing in the County of Halton, and the Township of Erin in the County of Wellington.

In 1996, the riding was re-created to include the Town of Milton and the northern parts of the Town of Oakville and the City of Burlington, defined as: In 2015, the riding of Halton was abolished and redistributed between Milton, Oakville North—Burlington, Burlington, Mississauga—Streetsville and Mississauga—Erin Mills.

Note: indicates change in popular vote from to 1891 general election.

On the election having been declared 16 November 1891 On Mr. Chisholm being unseated, on petition, 8 December 1874: