- Taviani, Alamanno1
- Tax collection1
- Teleology1
- Tempio francescano di S. Lorenzo (Vicenza, Italy)1
- Tenth century1
- Textbooks1
- Theology, Practical1
- Theology--Early church1
- Theology--Study and teaching--Catholic Church1
- Thilla, Berto1
- Third Order Regular of St. Francis1
- Third Order Secular of St. Francis1
- Third orders1
- Thomas, Aquinas, Saint, 1225?-12741
- Thomists1
- Thyestes, King of Olympia and Mycenae (Mythological character)1
- Tiberius, Emperor of Rome, 42 B.C.-37 A.D.1
- Tides1
- To 14211
- To 15001