- 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
- Universität Wittenberg1
- Urine--Analysis1
- Urjūzah fī al-ṭibb (Avicenna)1
- Usury1
- Utraquists1
- Uzbekistan--Samarqand1
- Valdivia, Pedro de, 1500?-1554?1
- Valori, Bartolomeo, -15371
- Vanne, Benedetto di1