Cesare Baronio, C.O. (as an author also known as Caesar Baronius; 30 August 1538 – 30 June 1607) was an Italian Oratorian, cardinal and historian of the Catholic Church. His best-known works are his Annales Ecclesiastici ("Ecclesiastical Annals"), which appeared in 12 folio volumes (1588–1607). He is under consideration for sainthood and, in 1745, Pope Benedict XIV declared him "Venerable."