Author
- Bonaventure1
- Brunetto Latini1
- Buckland Abbey1
- Burhan al-Din al-Marghinani1
- Camillo Bonadeo1
- Canons Regular of San Giorgio in Alga1
- Cassius Dio1
- Catherine of Siena1
- Cecco d'Ascoli1
- Claudian1
- Clement IV1
- Clement VIII1
- Cofradía de Nuestra Señora de las Nieves (Valladolid, Spain)1
- Collegio dei dottore giusti di Napoli1
- Coluccio Salutati1
- Confraternity of St. Silvester (Zadar, Croatia)1
- Conrad of Saxony1
- Convento de São Domingos de Benfica1
- Cornelius Nepos1
- Cyprián Karásek Lvovický1