Name
- Braganza, Theodosios II., Duke of Braganza1
- Brancha, Joseph, Fr; of Syracuse1
- Brezeño, Abad1
- Caetano, Enrico, Cardinal1
- Castigni, Giovanni Battista, Cardinal1
- Charles Emmanuel, Duke of Savoy, of Add MS 208481
- Charles I, King of England, Scotland and Ireland, 1600-16491
- Charles II, Duke of Lorraine1
- Charles V, Holy Roman Emperor, 1500-1558, http://isni.org/isni/000000...1
- Clement VIII, Pope1
- Cologne, Archbishop Elector of. Ernest, Duke of Bavaria1
- Commonwealth, England1
- Court of Rome1
- Delanges, Giuseppe Estienne, Deputy of Marseilles and correspondent of Pietro la Rocca, fl 15941
- Dovara, Luigi, correspondent of Antonio Fernandez de Cardona y Cordova, Duke of Sessa, fl 15921
- Duchy of Ferrara1
- Emanuel Philibert, Duke of Savoy1
- Enriquez, Antonio, Marquis of Alcañizas1
- Escurial Monastery, Spain1
- Espinosa, Diego, Cardinal, Bishop of Siguença, President of the Spanish Council of State1