Mississauga West was a federal electoral district represented in the House of Commons of Canada from 1988 to 2003. It was located in the city of Mississauga in the province of Ontario. This riding was created in 1987 from Mississauga North riding.
Mississauga West consisted of the part of the City of Mississauga lying of north of Dundas Street West west of the Credit River, north of the Queen Elizabeth Way, and west of Hurontario Street. It was re-defined in 1996.