Ruthenian Catholic Apostolic Administration of Bosnia-Hercegovina
The Ruthenian Catholic Apostolic Administration of Bosnia-Hercegovina was a short-lived pre-diocesan Eastern Catholic jurisdiction, covering Bosnia and Hercegovina.
It was exempt, i.e. directly dependent on the Holy See, not part of any ecclesiastical province. It practiced the Byzantine Rite in Ruthenian language.History
having had a single incumbent :