(b San Gimignano, 1533; d Naples, 1609).
Italian sculptor, architect, draughtsman, antiquarian, engineer and decorator. He began his career as a goldsmith and engraver. He arrived in Rome in 1548 and the next year entered the workshop of the sculptor and architect Raffaele da Montelupo, where he worked mostly on wall decorations for mausoleums. Around this time he carved a statue of Hope for the tomb of Giulio del Vecchio in SS Apostoli, Rome. Between 1552 and 1564 he was in close contact with Michelangelo, and he may have participated with Guglielmo della Porta in the reconstruction of S Silvestro al Quirinale, Rome. Della Porta and Dosio associated with the artistic circle around the Carafa family, for whom they may have planned a chapel. In 1561 Dosio was working as a sculptor and stuccoist for the patrician Torquato de’ Conti. Other sculptural work in Rome includes a funerary monument with posthumous portrait bust for the poet Annibal Caro...