Flavian of Constantinople, known in Latin as Flavianus and in Ancient Greek as Φλαβιανός, was born in the year three hundred eighty. He rose to prominence as a presbyter and later became the Archbishop of Constantinople, serving from four hundred forty-six until his death in four hundred forty-nine.
His tenure as archbishop was marked by significant challenges and theological disputes, particularly during a time of great ecclesiastical strife. Flavian is remembered for his steadfast commitment to the faith and his role in the early Christian church.
Flavian's legacy extends beyond his ecclesiastical duties; he is venerated as a saint and martyr by both the Eastern Orthodox Church and the Catholic Church. His martyrdom on the eleventh of August in the year four hundred forty-nine solidified his status as a revered figure in Christian history.