Mattia de Rossi - Wikipedia
Mattia de Rossi (14 January 1637 – 2 August 1695) was an Italian architect of the Baroque period, active mainly in Rome and surrounding towns.. Biography. Born in Rome to a family of architects and artisans, he rose to prominence under the mentorship of Gian Lorenzo Bernini, and even inherited the position as chief architect of the Fabbrica di San Pietro (Workshop of St. Peter's Basilica) in ...