- Cocchi Donati, Piera1
- Coen, Caim, active 17th century1
- Collections1
- Collects1
- Colombino, Giorgio di1
- Commandments, Six hundred and thirteen1
- Commercial courts1
- Confessors1
- Consanguinity (Canon law)1
- Conscience1
- Conspiracy1
- Constitutional history1
- Contracts (Roman law)1
- Contro, Mochata di1
- Contucci, Jacopo1
- Convento di S. Maria degli Angeli (Florence, Italy)1
- Convento di Santa Giulia (Lucca, Italy)1
- Cook family1
- Cook, John, -approximately 13681
- Cook, Margaret Hoskin, -approximately 13681