- Capponi family1
- Carlos, Prince of Viana, 1421-14611
- Carrillo family1
- Carrillo, Pedro, -approximately 1436--Family1
- Castile (Kingdom). Cortes1
- Castilla y León (Spain). Cortes1
- Cathedrals1
- Catherine, of Alexandria, Saint1
- Catholic Church. Archdiocese of Salzburg (Austria)1
- Catholic Church. Province of Santiago de Compostela (Spain)1
- Censored works1
- Chamberlain, Walter, active 16th century1
- China--Xinjiang Uygur Zizhiqu1
- Chronicles1
- Cid (Epic cycle)1
- Cid, approximately 1043-10991
- Clare, of Assisi, Saint, 1194-12531
- Clergy--Appointment, call, and election1
- Colonies1
- Colonies--Administration1