- Trapez, Jacobus1
- Travel literature1
- Trenta, Francesco1
- Trials1
- Trials (Witchcraft)1
- Trials, litigation, etc.1
- Trierchi, Francesco1
- Truffaldi, Branca1
- Tucci, Niccolò, 1908-19991
- Turkey--Troy (Extinct city)1
- Turkic Mongol Domination (Armenia : 1045-1522)1
- Turkish Occupation of Hungary (Hungary : 1526-1699)1
- Turkish Wars (Venice, Italy : 17th century)1
- Turkish language--Lexicology1
- Ugo, Giacoma di1
- Ugo, Piero di1
- Ugolino, Lodovico di1
- Uguccioni, Benedetto1
- Ukraine--Kam'i︠a︡net︠s︡ʹ-Podilʹsʹkyĭ1
- Ulivieri, Petronio1