John of Novgorod (baptismal name Ilya) served as the first archbishop of the newly elevated see of Novgorod from 1165 until his death in 1186, a tenure marked by building activity and the most celebrated miracle in medieval Novgorodian history. Born to a priestly family, he served as a priest before being appointed bishop by Metropolitan Ioann of Kiev; when the Novgorod episcopate was elevated to an archiepiscopate, he became its inaugural holder.
In 1169, during the siege of Novgorod by the forces of Andrei Bogolyubsky of Suzdal, John processed the Icon of Our Lady of the Sign from the Church of the Transfiguration on Ilin Street to the Cathedral of Holy Wisdom. According to the tradition of the Novgorodian chroniclers, the icon turned to face the city during the battle, and the Suzdalian assault was repelled — an event that became the foundational miracle of Novgorodian civic identity and was later commemorated in its own feast. In 1185, approaching death, John received the Great Schema and took the monastic name Ioann (John), the name under which he is venerated. He died on September 7, 1186, and was buried in the Cathedral of Holy Wisdom (Saint Sophia). His brother Gavril (monastic name Grigorii) succeeded him as archbishop and served until 1193. John was canonized at the Moscow Council of 1547.