- Catholic Church. Archdiocese of Lyon (France)1
- Catholic Church. Curia Romana1
- Catholic Church. Diocese of Cortona (Italy)1
- Catholic Church. Diocese of Sion (Switzerland)1
- Catholic Church. Diocese of Toul (France)1
- Cathédrale Saint-Etienne (Toul, France)1
- Cecchi, Giovannino1
- Cecco, Antonio1
- Cecco, Nato di1
- Ceccoli, Baldo1
- Ceccoli, Bartolo1
- Celleri, Azzo1
- Celleri, Fabrizio1
- Celleri, Ippolita1
- Centerpiece and cornerpiece bindings1
- Certano, Daina di1
- Chained bindings1
- Chants1
- Charles VI, King of France, 1368-14221
- Charters and articles of incorporation1