La Corne is a municipality in the Canadian province of Quebec in Abitibi Regional County Municipality.The place is named in honour of Louis de La Corne (1703–1761), a French naval officer who was wounded in the Battle of Sainte-Foy in 1760. Until 1978, the place name was incorrectly spelled as Lacorne.From 1955 to 1965, La Corne was home to Canada's only lithium mine.