August 10 (old calendar)/ August 23 (new) Dormition Fast Holy Martyr and Archdeacon Laurence of Rome, Hieromartyr Sixtus, Bishop of Rome, and Martyrs Felicissimus and Agapitus, Deacons (258). Blessed Lawrence, Fool-for-Christ, at Kaluga (1515). SAINTS LAURENCE, ARCHDEACON, AND SIXTUS, BISHOP OF ROME The Martyrs Archdeacon Laurence, Pope Sixtus, Deacons Felicissimus and Agapitus, the Soldier Romanus were citizens of Rome, and suffered in the year 258 under the emperor Valerian (253-259).