 Giovanni Battista de Rossi

Giovanni Battista (Carlo) de Rossi (23 February 1822 – 20 September 1894) was an Italian archaeologist, famous even outside his field for rediscovering early Christian catacombs.Born in Rome, he applied the sciences of archaeology and epigraphy, and leveraged his thorough knowledge of the topography of Rome, not to mention the resources of the Vatican Library, where he was employed cataloguing manuscripts.