- Congregação di San João Evangelista (Portugal)1
- Conscience1
- Conspiracy1
- Constitutional history1
- Constitutions1
- Contemplation1
- Contracts (Roman law)1
- Contro, Mochata di1
- Contubernium rosae1
- 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
- Cooking, Latin peoples1
- Cooking, Mediterranean1
- Cooking, Roman1
- Coppetti, Coppetto1
- Coppetti, Coppo1