Corneo, Giambattista an Italian theologian, was born at Milan in 1607. He was apostolic prothonotary and archivist to the archbishop of Milan, and died in 1690, leaving, Dae Sancto Blasio Sebaste, in Armenia (Milan, 1645): — De Sancto Manricillo (ibid. 1646):II Sacro Chialdo .(ibid. 1647): — Vita del B. Gio. Angelo. Parro (ibid. 1649): — Origine dell' Instituzione dell Orazione delle XL Ore (ibid. eod.). Corneo also left thirty-two volumes of MS. upon other ecclesiastical matters. See Hoefer, Nouv. Biog. Generale, s.v.