Pope St. Leo I (the Great) Place and date of birth unknown; died 10 November, 461. (Reigned 440-61). Leo’s pontificate, next to that of St. Gregory I, is the most significant and important in Christian antiquity. At a time when the Church was experiencing the greatest obstacles to her progress in consequence of the hastening … Continue reading November 10 – Who Was the First Pope to Be Called “Great,” and Why?