- Bartholomaeus, de Chaimis1
- Bartolomeo, da Ferrara1
- Barzizza, Gasparino, ca. 1360-14311
- Basil, Saint, Bishop of Caesarea, approximately 329-3791
- Baudouin d'Avesnes1
- Bernard, of Clairvaux, Saint, 1090 or 1091-11531
- Biondo Flavio, 1392-14631
- Bock, Gregorius1
- Bonaventure, Saint, Cardinal, approximately 1217-12741
- Bonet, HonoreĢ, fl. 1378-13981
- Boniface VIII, Pope, -13031
- Burlaeus, Gualterus, 1275-1345?1
- Catholic Church1
- Cesareo, Agostino1
- Chartier, Alain, active 15th century1
- Cistercians1
- Conrad, of Saxony1
- Cortona, Giovanni Battista1
- Cotrugli, Benedetto, -1468, creator1
- Dante Alighieri, 1265-13211
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