- Innocent V, Pope, ca. 1224-12761
- Iohannis Belet1
- Jerome, Saint, d. 419 or 201
- Johannes, de Rupescissa, ca. 1300-ca. 13651
- John Chrysostom, Saint, -4071
- Justinus, Marcus Junianus1
- Langton, Stephen, d. 12281
- Laurent, FreĢre1
- Lucan, 39-651
- Martianus Capella1
- Ovid, 43 B.C.-17 or 18 A.D, creator1
- Peter, of Poitiers, ca. 1130-12051
- Petrus Quesvel1
- Petrus, Comestor, 12th cent1
- Petrus, Diaconus, of Monte Cassino, ca. 1107-ca. 11401
- Plato1
- Plutarch1
- Priscian, fl. ca. 500-5301
- Probus, Marcus Valerius1
- Robert, of Bridlington, 11671