- Rabanus Maurus, Archbishop of Mainz, 784?-8563
- Rolle, Richard, of Hampole, 1290?-13493
- Seneca, Lucius Annaeus, approximately 4 B.C.-65 A.D.3
- Servius, active 4th century3
- Seuse, Heinrich, 1295-13663
- Smaragdus, Abbot of St. Mihiel, active 809-8193
- Alan, of Farfa, d. 7692
- Albertus, Magnus, Saint, 1193?-12802
- Aldhelm, Saint, 640?-7092
- Bartholomew, of San Concordio, 1262-13472
- Barzizza, Gasparino, ca. 1360-14312
- Basil, Saint, Bishop of Caesarea, approximately 329-3792
- Biondo Flavio, 1392-14632
- Bonaventure, Saint, Cardinal, approximately 1217-12742
- Boniface VIII, Pope, -13032
- Bridget, of Sweden, Saint, approximately 1303-13732
- Cassian, John, approximately 360-approximately 4352
- Christine, de Pisan, approximately 1364-approximately 14312
- Dante Alighieri, 1265-13212
- Dati, Leonardo, 1408-14722
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