Tarachus, Probus, and Andronicus, Saints
Tarasius, Saint
Tarbula, Saint
Tarsicius, Saint
Tarsilla, Saint
Tatiana, Saint
Telemachus, Saint
Telesphorus, Saint
Terentius and Companions, Saint
Teresa of Ávila, Saint
Teresa of Portugal, Saint
Tertullian, Saint
Thaïs, Saint
Thane, Four Martyrs of
Thecla, Saint
Thecla of Sicily, Saint
Theobald of Provins, Saint
Theodelinda, Queen
Théodelinde Bourcin-Dubouché, Venerable
Theodora and Didymus, Saints
Theodora of Alexandria, Saint
Theodora of Arta, Saint
Theodora of Thessaloniki, Saint
Theodore, Saint
Theodore of Pentapolis, Saint
Theodore the Studite, Saint
Theodore of Sykeon, Saint
Theodore Trichinas, Saint
Theodoret, Saint
Theodoricus, Saint
Theodorus of Tabenna, Saint
Theodosia of Tyre, Saint
Theodosius, Saint
Theodota, Saint
Theodotus of Ancyra, Saint
Theodulus of Octodurum, Saint
Theoktiste of Lesbos, Saint
Theophanes, Saint
Theotimus, Saint
Themistocles, Saint
Thérèse of Lisieux, Saint
Thérèse de Saint-Augustin, Venerable
Thiemo, Saint
Thomas the Apostle, Saint
Thomas Alfield, Blessed
Thomas Aquinas, Saint
Thomas Bullaker, Blessed
Thomas of Canterbury, Saint
Thomas de Cantilupe, Saint
Thomas Cottam, Blessed
Thomas Dongan, 2nd Earl of Limerick
Thomas Ford, Blessed
Thomas of Jesus
Thomas à Kempis, Blessed
Thomas More, Saint
Thomas Percy, Blessed
Thomas Plumtree, Blessed
Thomas Pounde
Thomas Sherwood, Blessed
Thomas of Tolentino, Saint
Thomas of Villanova, Saint
Thomas Webley, Blessed
Thomais of Lesbos, Saint
Thyrsus, Leucius, and Callinicus, Saint
Tibertius, Valerian, and Maximus, Saints
Tiburtius, Saint
Timon, Saint
Timotheus, Saint
Timothy, Saint
Timothy and Maura, Saints
Timothy of Gaza, Saint
Titus, Saint
Tomas Trần Văn Thiện, Saint
Tommaso Bellacci, Blessed
Torello da Poppi, Blessed
Toribio Alfonso de Mogrovejo, Saint
Torpes of Pisa, Saint
Tozzo of Augsburg, Saint
Transfiguration of Our Lord
Trophimus of Arles, Saint
Trypho and Respicius, Saints
Turiaf of Dol, Saint
Twelve Holy Brothers