- Croatia--Dalmatia1
- Cronica general de España (Ocampo, Florián de)1
- Crusades (Fifth) (1218-1221)1
- Crusades (Fourth) (1202-1204)1
- Crusades (Second) (1147-1149)1
- Cuenca, Alonso Gaytan de1
- Cuenca, Francisco Gaytan de1
- Cuenca, Juan Gaytan de1
- Cueva y de Castilla, Beltrán III de la, Duke of Alburquerque, -16121
- Cynics (Greek philosophy)1
- Cyprian War (1570-1571)1
- Cyprus--Paphos (District)1
- Czech Republic1
- Czech Republic--Brno1
- Cáceres Gatica, Alonso de1
- Dal Borgo family1
- Damanhūrī, Aḥmad ibn ʻAbd al-Munʻim1
- Dante Alighieri, 1265-13211
- Dati, Agostino, 1420-14781
- Dati, Jacopo1