- Trials (Murder)1
- Trials (Poisoning)1
- Trierchi, Francesco1
- Truffaldi, Branca1
- Tucci, Niccolò, 1908-19991
- Turkey--Istanbul1
- Turkic Mongol Domination (Armenia : 1045-1522)1
- Turkish Conquest of Cyprus (Cyprus : 1570-1571)1
- Turkish Occupation of Hungary (Hungary : 1526-1699)1
- Turkish Wars (Venice, Italy : 17th century)1
- Ugo, Giacoma di1
- Ugo, Piero di1
- Ugolino, Lodovico di1
- Uguccioni, Benedetto1
- Ulivieri, Petronio1
- Universität Wittenberg1
- Urine--Analysis1
- Usury1
- Uzzano, Alessandro da1
- Uzzano, Giovanni da, active 15th century1