Jacopo della Quercia, Sienese sculptor (b. c. 1374)
Jacopo della Quercia (, Italian: [ˈjaːkopo della ˈkwɛrtʃa]; c. 1374 – 20 October 1438), also known as Jacopo di Pietro d'Agnolo di Guarnieri, was an Italian sculptor of the Renaissance, a contemporary of Brunelleschi, Ghiberti and Donatello. He is considered a precursor of Michelangelo.