Luján de Cuyo is a city in Argentina that serves as the district capital of the Luján de Cuyo Department. It is located in the west of Mendoza Province, in the western part of the country, and forms part of the Greater Mendoza metropolitan area.
The city is the seat of its department and is described as an affluent district capital. Its position within Greater Mendoza ties it to the wider urban and economic life of the provincial capital region.