- Crespo, Johannes1
- Cristofano, Filippo di1
- Cristoforo, Pietro di1
- Croatia--Šibenik1
- Crucifixion of Jesus Christ1
- Crusades (Fifth) (1218-1221)1
- Crusades (Second) (1147-1149)1
- Cryptography1
- Cueva y de Castilla, Beltrán III de la, Duke of Alburquerque, -16121
- Cueva, Andrea della1
- Customs administration1
- Cynics (Greek philosophy)1
- Dal Borgo family1
- Dance1
- Dance of death1
- Darius I, King of Persia, 548 B.C.-485 B.C.1
- Dated and datable manuscripts1
- Dati, Agostino, 1420-14781
- Dati, Jacopo1
- Dati, Niccolò, 1458-1500 or 15011