- Catiline, approximately 108 B.C.-62 B.C.1
- Cats1
- Caṇḍi (Hindu deity)1
- Ceccoli, Baldo1
- Ceccoli, Bartolo1
- Celaleddin Yahya eş-Şirvani, -1458. Wird al-Sattār1
- Celestial globes1
- Celestines1
- Celibacy--Christianity1
- Censored works1
- Census1
- Centellas y Confortes, Jaime1
- Centellas, Magdalena de1
- Central America1
- Cepeda, Pedro de1
- Certosa del Galluzzo (Florence, Italy)1
- Cesare d'Este, Duke of Modena and Reggio, 1552-16281
- Chained books1
- Chaldean rite (Catholic Church)1
- Chamberlain, Walter, active 16th century1