Author
- Cavallero, Francisco1
- Charles IX of France1
- Chaves, Melchor de1
- Claude Nau1
- Cofradía de la Caridad de Maqueda1
- Cofradía del Señor San Pedro Apóstel1
- Concini family1
- Consiglio Generale1
- Conte Gabuzzi1
- Convento de São Domingos de Benfica1
- Cyriacus Schnauß1
- Dawūd al-Qayṣarī1
- Del Carretto1
- Duchy of Parma and Piacenza1
- Edhem1
- Edward North, 1st Baron North1
- Emperor Rudolf II1
- Esteban Garibay1
- Eugenio de Salazar1
- Exchequer1