Author
- Theophrastus1
- Thomas Achelley1
- Thomas Brooke1
- Thomas Heneage1
- Thomas Malyus1
- Thomas Rogers1
- Thomas Waleys1
- Thomas de Hibernia1
- Thomas of Celano1
- Thomas of Chobham1
- Thomas of Ireland1
- Tiberius Claudius Donatus1
- Tito Livio Frulovisi1
- Tristano Caracciolo1
- Umbertus Decembrius1
- University of Padua1
- Urban V1
- Urban VII1
- Urban VIII1
- Urbanus Rhegius1