- Catchplates1
- Categories (Philosophy)1
- Cathedral bindings1
- Catholic Church. Archdiocese of Lyon (France)1
- Catholic Church. Archdiocese of Pesaro (Italy)1
- Catholic Church. Archdiocese of Reims (France)1
- Catholic Church. Curia Romana1
- Catholic Church. Diocese of Salisbury (England)1
- Catholic Church. Ordo divini officii (Archdiocese of Mainz : Rhineland-Palatinate, Germany)1
- Catholic almanacs1
- Catholic authors1
- Catholic church buildings1
- Cavalcanti, Aldobrandino, 1217-12791
- Celestines1
- Certosa del Galluzzo (Florence, Italy)1
- Cesare d'Este, Duke of Modena and Reggio, 1552-16281
- Chained books1
- Charity1
- Charles IV, Duke of Lorraine, 1604-16751
- Charles VI, King of France, 1368-14221