- Bernard, of Clairvaux, Saint, 1090 or 1091-11531
- Biondo Flavio, 1392-14631
- Bock, Gregorius1
- Bonet, HonoreĢ, fl. 1378-13981
- Boniface VIII, Pope, -13031
- Burlaeus, Gualterus, 1275-1345?1
- Catholic Church1
- Cesareo, Agostino1
- Chartier, Alain, active 15th century1
- Christine, de Pisan, approximately 1364-approximately 14311
- Cistercians1
- Conrad, of Saxony1
- Cortona, Giovanni Battista1
- Cotrugli, Benedetto, -1468, creator1
- Dante Alighieri, 1265-13211
- Dares, Phrygius1
- Dati, Gregorio, 1362-14361
- Dethick, Gilbert, Sir1
- Diogenes Laertius1
- Edward, of Norwich, 1373?-14151