Borromeo, Andrea, an Italian. theologian and missionary of Milan, entered the order of Theatines in 1637, and in 1652 visited as missionary Mingrelia and Georgia. Eleven years later he went to Rome, where he was appointed purveyor of this mission. He died in 1683, leaving Relazione della Georgia, Mingrelia, e Missioni dei Teatini in quelle Parti (Rome, 1704). See Hoefer, Nouv. Biog. Generale, s.v.