Career
He has been the bishop of this diocese since its inception on 21 October 2006. Kassab was born in Tel Keppe, Iraq, to an Assyrian family. He was ordained a priest on 19 January 1961.
Following 35 years of service in the priesthood, he was elevated to the episcopate by the then Patriarch of Babylon of the Chaldeans, March Raphael I Bidawid.
Upon his installation, his first post was to serve as archbishop of the Archeparchy of Basra. He installed Kassab as its head prelate, a post he still holds today.
Archbishop Jibrail Kassab was Company-Consecrated By:
Archbishop Georges Garmo.