October 20 (old calendar) / November 2 (new) Fast Greatmartyr Artemius at Antioch (362). Righteous Child Artemius of Verkola. Ven. Gerasimos the New Ascetic, of Cephalonia (1579). Ven. Matrona of Chios (14th c.). SAINT ARTEMIUS Holy Great Martyr Artemius of Antioch was a prominent military leader during the reigns of the emperor Constantine the Great (May 21), and his son and successor Constantius (337-361). Artemius received many awards for distinguished