Tags: Saint.
Flavian (or Phlabianus) (died August 11 449) was Archbishop of Constantinople from 446 to 449. He is venerated as a saint by the Eastern Orthodox Church and the Roman Catholic Church.Flavian was the guardian of the sacred vessels of the great Church of Constantinople and according to Nicephorus Callistus Xanthopoulos was reputed to lead a saintly life when he was chosen to become Archbishop of Constantinople.During his consecration Roman Emperor Theodosius II was staying at Chalcedon.