Luca della Robbia, in full Luca di Simone di Marco della Robbia   (b. 1399/1400, Florence [Italy]—d. Feb. 10, 1482), sculptor, one of the pioneers of Florentine Renaissance style, who was the founder of a family studio primarily associated with the production of works in enameled terra-cotta. Before developing the process with which his family name came to be associated, Luca apparently practiced his art solely in marble. In 1431 he began what is probably his most important work, the cantoria, or “singing gallery,” that was originally over the door of the northern ...