- Capponi family1
- Capponi, Alvisia1
- Capponi, Ludovico, 1533-16141
- Capponi, Niccolò1
- Cardinals--Biography1
- Carli, Giovanfrancesco de'1
- Carlo, Giovanbattista di1
- Carnesecchi, Amerigo1
- Casini, Vergilio1
- Casting off1
- Castles1
- Categoriae (Aristotle)1
- Catherine, of Alexandria, Saint1
- Catholic Church. Archdiocese of Guatemala (Guatemala)1
- Catholic Church. Archdiocese of Mexico City (Mexico)1
- Catholic Church. Archdiocese of Oaxaca (Mexico)1
- Catholic Church. Archdiocese of Wrocław (Poland)1
- Catholic Church. Diocese of Cortona (Italy)1
- Catholic Church. Diocese of Pistoia (Italy)1
- Catholic Church. Diocese of Sion (Switzerland)1