Altfrid, bishop of Hildesheim

Saint Altfrid was a leading figure in Germany in the ninth century. A Benedictine monk, he became Bishop of Hildesheim, and founded Essen Abbey. He was also a close adviser to the East Frankish King Louis the German.

The Diocese of Hildesheim is a Latin Church diocese of the Catholic Church in Germany. Founded in 815 as a missionary diocese by King Louis the Pious, his son Louis the German appointed the famous former archbishop of Rheims, Ebbo, as bishop.