United Left of Aragon (Spanish: Izquierda Unida de Aragón, Catalan: Esquerra Unida d’Aragó, Aragonese: Cucha Chunida d'Aragón.

Adolfo Barrena Salces is the current General Coordinator.

The major member of the coalition is the Communist Party of Aragon (PCA, Aragonese federation of the PCE).

In the Spanish elections of 2011 IUA made a coalition with Chunta Aragonesista, called The Left of Aragón, which gained 1 seat in the Congreso de los Diputados, rotative between the two parties.

This article about an organisation based in Spain is a stub.