Lethbridge-West is an Alberta provincial electoral district, covering the western half of the city of Lethbridge, including all of West Lethbridge.

Lethbridge is a city in the province of Alberta, Canada, on the lands of the Blackfoot people and home to the Métis Nation of Alberta, Region 3. With a population of 106,550 in the 2023 municipal census. Lethbridge became the fourth Alberta city to surpass 100,000 people. The nearby Canadian Rocky Mountains contribute to the city's warm summers, mild winters, and windy climate. Lethbridge lies southeast of Calgary on the Oldman River.