Production place
- Ceos, Cyclades Islands1 objects
- Chalcis, Greece1 objects
- China18 objects
- Chios Island, Aegean Islands, Greece2 objects
- Cleitor, Arcadia, Peloponnese1 objects
- Cologne, North Rhine-Westphalia, Germany2 objects
- Colorado1 objects
- Commagene (ancient kingdom), Southeast Anatolia, Turkey1 objects
- Constantinople (ancient city)64 objects
- Corduba (ancient place), Hispania Ulterior8 objects
- Corinth, Peloponnese, Greece6 objects
- Cyprus1 objects
- Cyrenaica, Libya1 objects
- Cyrene, Cyrenaica, Libya2 objects
- Cyzicus, ancient Mysia, Anatolia57 objects
- Damascus, Syria1 objects
- Denver Mint, Denver, Denver County287 objects
- Detmold, North Rhine-Westphalia, Germany1 objects
- Dia (ancient place), Bythinia1 objects
- Dömitz, Mecklenburg-Vorpommern, Germany3 objects