orig. Jacopo di Piero di Angelo
born с 1374, Siena
died Oct. 20, 1438, Bologna, Papal States
Italian sculptor active in Siena.
He was the son of a goldsmith and wood carver. His earliest major work is the tomb of Ilaria del Carretto in Lucca Cathedral (с 1406–08). His most important commission for Siena was the fountain known as Fonte Gaia (1408–19) in the Piazza del Campo. He worked with Donatello and Michelangelo .