Parentless Concepts
- Crinesius, Christoph
- Crugerius, Nicolaus
- Crusenius, Nicolaus
- cultural artifact
- Cuspinian, Johannes
- Cyprianus Vermilius
- Cyril of Alexandria
- Cyril of Alexandria, Contra Iulianum
- d'Amboise, Jacques-Marie
- D'Asquier, Michel
- D'Este, Cesare
- D. Bonfigliolo
- D. Dorer
- D. Gozzadini
- Dalrymple, James
- Damascenus, Ioannes
- Damascus
- Daniel Hegelson
- Danube
- Dardani
- Darimplius, Jacobus
- DAT
- data
- Datasat
- dataset