Encyclopedias, Almanacs, Transcripts, and Maps
- Costerton, John William (1934- )
- Cotingas: Cotingidae
- Cotlar, Mischa (1913-)
- Cottin, Angelique (ca. 1846)
- Cottingley Fairies
- Council on Spiritual Practices
- Count Dracula Fan Club
- Count Dracula Society
- Count Dracula Theme Park
- Countable
- Countable
- Counter Charms
- Counterfeit Currency, Technology and the Manufacture Of
- Counts of Hell
- Courmes, Dominique Albert (1843-1914)
- Coursers and Pratincoles
- Coursers and Pratincoles
- Covenant of the Goddess (CoG)
- Covenant of Unitarian Universalist Pagans
- Cox, Edward William (1809-1879)