- Collault, Étienne, active 1512-15451
- Compendium theologicae veritatis (Hugo, Argentinensis)1
- Confession (Canon law)1
- Consanguinity (Canon law)1
- Conspiracy of Catiline (Rome : 65-62 B.C.)1
- Constantine XI Palaeologus, Emperor of the East, 1405-14531
- Constitutional history1
- Controversial literature1
- Contubernium rosae1
- Convents1
- Copyists1
- Cornelio, Giovanni1
- Coton, Pierre, 1564-16261
- Council of Pisa--(2nd : 1511-1512)1
- Courts and courtiers1
- Creeds1
- Criminal law1
- Criticism, interpretation, etc.1
- Dance of death1
- Daniel (Biblical figure)1