Commemoration of Great-Martyr Catherine of Alexandria (305-313); Venerable Mercurius, Faster, of the Kyivan Caves (14th century); Saint Luke, steward of the Kyivan Caves Abbey (13th century); Martyrs Augusta the Empress, Porphyrius Stratelates, and 200 soldiers at Alexandria (305-313) Saint Mastridia of Alexandria; Martyr Philophea (1060, Romanian); Venerable Mercurius of Chernihiv, Abbot of Bryhyntsi (1956).

Commemoration of Saint Gregory the Wonderworker, bishop of Neo-Caesarea (circa 266-270); Venerable Lazarus the iconographer of Constantinople (circa 857); Martyr Gobron (in baptism, Michael) and with him 133 soldiers of Georgia (914).

Commemoration of Apostles of the 70: Erastus, Olympas, Herodion, Sosipater, Quartus, and Tertius of the Seventy (1st century); Hieromartyr Milos, bishop in Persia and his two disciples (341); Martyr Orestes the physician, of Cappadocia (304); Venerable Theocteristus, abbot of Symbola on Mt. Olympus; Martyr Constantine, prince of Georgia (842); Torture and death on the wheel of great-martyr Gregory (303, Georgia)

Commemoration of Venerable Martyrs Acepsimas the bishop, Joseph the presbyter, and Aeithalas the deacon of Persia (4th century); Renovation of the Church of the Great-martyr George in Lydda Martyrs Atticus, Agapius, Eudoxius, Carterius, Istucarius (Styrax), Paxctobius (Tobias), and Nictopolion at Sebaste, and their warriors (circa 320); Venerable Acepsimas (4th century); Venerable Snandulia (4th century).

Commemoration of Martyr Nestor of Thessalonica (306); Venerable Nestor the Chronicler of the Kyiv Caves Abbey (1114); Martyrs Capitolina and Eroteis of Cappadocia (304); Martyr Mark of the isle of Thasos and those who suffered with him (304).

Commemoration of Great-martyr Artemius at Antioch (362); Synaxis [meeting] of Saint Healers (transitional celebration on the Sunday, closest to 17-18 October).

Commemoration of the Holy Fathers of the Seventh Ecumenical Council (787); Martyrs Carpus, Papylas, Agathadorus, and Agathonica at Pergamum (251); Venerable Benjamin of the Distant Caves of the Kyivan Caves Abbey (14th century); Martyr Florentius of Thessalonica (1-2nd cent.); Martyr Benjamin, deacon of Persia (421-424); Venerable Nicetas the Confessor of Paphlagonia (circa 838); Martyrs Chrysa (Zlata) in Bulgaria (1795); Iver and Sevenlakes icons of the Mother of God (17th century).

Commemoration of the Holy and Glorious Apostle Thomas (1st century); Hieromartyr Nicephorus, exarch of the patriarch of Constantinople in Ukraine (16th century).

Commemoration of Apostle Ananias of the Seventy (1st century); Venerable Roman the Melodist (“Sweet-singer”) (circa 556); Martyr Domninus of Thessalonica (4th cent.); Martyr Michael, abbot in Armenia and 36 Fathers with him (ca. 790); Miracle of the Pillar with the Robe of the Lord under it at Mtskheta (Georgia), (ca. 330). Lublin, Kasperiv, Herbovetsk, Barsk and Laskava Stanislavska icons of the Mother-of-God.

Commemoration of Venerable Cyriacus the Hermit (556); Martyrs Dada, Gabdelas and Casdoe of Persia (4th century); Saint Theophanes the Merciful of Gaza.