Antonio da Sangallo the Younger (1484 - 1546)

Italian architect and fortress builder of the Renaissance

Antonio di Bartolomeo Cordini (his real name) was one of the most respected and busiest architects in Rome at the time. For example, he worked on St Peter's Basilica and created the Palazzo Farnese.

As a master fortress builder, he worked on the Fortezza da Basso in Florence and the Rocca Paolina in Perugia, among others.