Author
- Carlo de' Medici1
- Carthusian Order1
- Cassiodorus1
- Cassius Dio1
- Castello del Vivaro1
- Castelvetro, Giacomo, 1546-1616?1
- Caṇḍeśvara Ṭhakkura1
- Cecco d'Ascoli1
- Cemaleddin Mahmut Hulvî1
- Chanakya1
- Chananel ben Chushiel1
- Chananel ben Shmuel1
- Charles IV1
- Church of the East1
- Cipriano de Valera1
- Claudianus Mamertus1
- Coluccio Salutati1
- Confraternita della Santa Croce in Lucca1
- Confraternity of Saint Eulalia and Saint Gênes1
- Confraternity of St. Silvester (Zadar, Croatia)1