Encyclopedias, Almanacs, Transcripts, and Maps
- Theology, Natural
- Theonas of Alexandria, St.
- Theophanes
- Theophanes the Confessor, St.
- Theophilanthropy
- Theophilus (Rugerus)
- Theophilus of Alexandria
- Theophilus of Antioch
- Theophilus of Corte, St.
- Theophilus, Byzantine Emperor
- Theophilus°
- Theophrastus of Eresos°
- Theophylactus
- Theophylactus of Ochryda
- Theotonius, St.
- Theravada Art and Architecture
- Theravada Buddhism
- Theravada Buddhism
- Thérèse de Lisieux, St.
- Theresia, Bl.