Title: Iōannēs Kōstomoirēs-Mesopotamitēs mētropolitēs Neōn Patrōn (Hypatēs)
Subjects: Bishops, Biography, Orthodox Eastern Church
Places: Greece
People: Iōannēs Kōstomoirēs ho Mesopotamitēs, Metropolitan of Neōn Patrōn (active 13th century)