Le Moyne is a neighbourhood in Longueuil, Quebec, part of the borough of Le Vieux-Longueuil, and a former city. Le Moyne makes up 2% of the total area of Le Vieux-Longueuil borough and is the only neighbourhood of the borough that was not part of the pre-2002 city of Longueuil. Residents of Le Moyne are called Le Moynois. The municipal electoral district of Le Moyne-Jacques-Cartier corresponds to the territory of Le Moyne, along with a portion from the former city of Longueuil.