María José García Borge (born November 9, 1956) is a Spanish nuclear physicist.
She serves as a research professor at the Consejo Superior de Investigaciones Cientificas (CSIC) in Madrid and is a leader and spokesperson for ISOLDE at CERN in Switzerland.
She is a member of the Real Academia de las Ciencias and was a fellow of the European Organization for Nuclear Research from 1984–86.