Leo of Constantinople was an Eastern Orthodox priest who served as the Ecumenical Patriarch of Constantinople from 1134 until 1143. Born around 1050, he previously held a position as a presbyter at the Hagia Sophia. His tenure as patriarch occurred during the reign of the Byzantine emperor John II Komnenos, a period characterized by a lack of significant conflict or major upheaval during his leadership.
Life and career
Before ascending to the highest ecclesiastical office in the Byzantine Empire, Leo served as a priest at the Hagia Sophia. He was elected to the patriarchate in May 1134. His leadership coincided with the rule of Emperor John II Komnenos, during which his time in office passed without major historical disturbances.
Veneration
Leo is recognized as a saint within the Eastern Orthodox tradition. He died in Constantinople on January 12, 1143, following a nearly decade-long term as the head of the church.