- Botanists1
- Bouchet, Jean, 1476-approximately 1558. Balade moralle contre les aveuglez mondainsi1
- Bowyer, William1
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- Bukhārī, Muḥammad ʻAlī ibn Mubārakshāh, -approximately 1340. Sharḥ Ḥikmat al-ʻayn1
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- Buondelmonte, Piero1
- Bèze, Théodore de, 1519-16051
- Būnī, Aḥmad ibn ʻAlī, -12251
- Caliphs1
- Cambrai, League of, 15081
- Camporitondo, Bartolomeo1
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- Cangiano, Giovanni Andrea1
- Canon law1
- Capponi family1
- Capponi, Ludovico, 1533-16141