- Chile1
- Christian heresies1
- Christian pilgrims and pilgrimages1
- Christian saints--Biography1
- Christian saints--Cult1
- Christian shrines1
- Christine, de Pisan, approximately 1364-approximately 1431. Enseignemens moraux1
- Church and state1
- Church of England1
- Church property1
- Church year meditations1
- Church year sermons1
- Cicero, Marcus Tullius1
- Cistercian monasteries1
- Civil procedure1
- Clare, of Assisi, Saint, 1194-12531
- Clement VII, Pope, 1478-15341
- Clement VIII, Pope, 1536-16051
- Clergy--Pensions1
- Clusius, Carolus, 1526-16091