- Baronto, Taddeo di1
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- Bartholomew, of San Concordio, 1262-13471
- Baʻal ha-Maʼor (Gerondi, Zerahiah ben Isaac, ha-Levi)1
- Beeleye, John de1
- Beeleye, Margery de1
- Belgium17
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- Benedictines2
- Benediction of the Blessed Sacrament (Music)1
- Benedictionals1
- Benedictus Dominus Deus Israel (Music)1
- Bererah (Jewish law)1
- Berry, Jean de France, duc de, 1340-14161
- Bestiaries2
- Bianchi, Giunta1
- Bible29