Alicia Ester Mastandrea is an Argentine Radical Civic Union (UCR) politician, formerly representing Chaco Province in the Argentine Senate, now a provincial deputy in that Province. Mastandrea attended the National University of La Plata, where she was active in the students' union. She graduated in 1974 as an architect. She became director of planning for the municipality of Resistencia, Chaco in 1980 and also began to teach in her field at the Universidad Nacional del Nordeste in Resistencia. In 1992 she became a junior minister in the government of Resistencia, and in 1996 she moved to the government of Chaco Province.