(b. 1429, Milano, d. 1481, Milano)
Italian architect, active in Milan, part of a family of artists. He completed the Ospedale Maggiore, Milan, designed by Filarete, in the Gothic style and was responsible for the Gothic nave of Santa Maria delle Grazie in the same city (1463-90) to which Bramante added a domed crossing and choir (from 1493). He also seems to have carried out works at the Duomo, Milan, and at the Certosa, Pavia.