General Alvear is a department located in the south east of Mendoza Province in Argentina.

The provincial subdivision has a population of about 44,000 inhabitants in an area of 14,448 km2 (5,578 sq mi), and its capital city is General Alvear, which is located around 900 km (560 mi) from Buenos Aires.

The City of general Alvear is home to a campus of Universidad Nacional de Cuyo.

The partido and its agricultural lands are irrigated by the Rivers Diamante and Atuel.

The department and its head town are named after General Carlos María de Alvear (1789-1852) a hero of the Argentine War of Independence.