- Buddhist literature, Pali1
- Burdah (Būṣīrī, Sharaf al-Dīn Muḥammad ibn Saʻīd)1
- Burial laws (Jewish law)1
- Burlaeus, Gualterus, 1275-1345?1
- Burma1
- Business mathematics1
- Byzantine Empire1
- Cakchikel language1
- Cakchikel language--Grammar1
- Calligraphers1
- Calligraphy, German1
- Camaldolese1
- Cardinal virtues1
- Carlos, Prince of Viana, 1421-14611
- Caro, Ana1
- Castilla y León (Spain). Cortes1
- Cathedral bindings1
- Catherine, of Siena, Saint, 1347-13801
- Catholic Church. Archdiocese of Pesaro (Italy)1
- Catholic Church. Diocese of Salisbury (England)1