Author
- Charles, Prince of Viana1
- Church of the East1
- Cicero1
- Cipriano de Valera1
- Clare of Assisi1
- Claudian1
- Cofradía de Nuestra Señora de las Nieves (Valladolid, Spain)1
- Concini family1
- Confraternity of Saint Eulalia and Saint Gênes1
- Confraternity of St. Peter martyr (Palencia)1
- Confraternity of St. Silvester (Zadar, Croatia)1
- Consiglio Generale1
- Conte Gabuzzi1
- Conte di Ottomano Freducci1
- Coptic Orthodox Church1
- Cyriacus Schnauß1
- Damasio de Frías1
- Daniele Barbaro1
- Daniello di Isaac di Pisa1
- David Crychton1