(b Rome, ?1716; d Rome, Dec 9, 1799).
Italian sculptor, restorer, dealer, collector and antiquary. He lived and worked all his life in the artists’ quarter of Rome. He was apprenticed to the French sculptor Pierre-Etienne Monnot from c. 1729 to 1733, and by 1732 had become a prize-winning student at the Accademia di S Luca. From the early 1730s he appears to have worked for Cardinal Alessandro Albani on his collections of antiquities, renovating sculptures with Carlo Antonio Napolioni (1675–1742).
In 1733 Clement XII bought most of Albani’s earlier holdings of antique sculpture in order to prevent their sale and export to the court of Augustus the Strong in Dresden. He housed them in the Museo Capitolino, Rome, where Cavaceppi worked as a principal restorer, with Napolioni and his nephew Clemente Bianchi, under the direction of Marchese Gregorio Capponi and Cardinal Giovan Petro Lucatelli, until the end of the papacy (1740–58) of Benedict XIV. By mid-century, after renovating Early Christian antiquities in the Lateran, Cavaceppi’s reputation extended beyond Italy and with the aid of Albani he had become an independent dealer. He was in great demand among the major collectors and agents of central Europe and England—including ...