Author
- Taftazani1
- Tengoccio d'Enea de Piccolomini1
- Thiebaus de Maliers1
- Thomas Brooke1
- Thomas of Capua1
- Thomas of Celano1
- Titus Livius1
- Università de' mercanti (Siena)1
- Valerius Maximus1
- Valperga1
- Vincent of Beauvais1
- Virgil1
- Walter Burley1
- Walter of Châtillon1
- Wernigerode1
- William Brito1
- William Lee1
- William of Auxerre1
- William of Montlauzun1
- William of Ockham1