- Catherine, of Siena, Saint, 1347-13801
- Catholic Church. Diocese of Toul (France)1
- Catholic Church. Province of Santiago de Compostela (Spain)1
- Catholic authors1
- Cathédrale Saint-Etienne (Toul, France)1
- Censures, Ecclesiastical1
- Christian heresies1
- Christian heretics1
- Christian life1
- Christian literature, Early1
- Christian women--Conduct of life1
- Christianity1
- Christianity and other religions1
- Chronologies1
- Church and state1
- Church polity1
- Church vestments1
- Church vestments--Catholic Church1
- Clement VII, Pope, 1478-15341
- Clement VIII, Pope, 1536-16051