Titular diocese of Siunia
Siunia is a titular bishopric of the Roman Catholic Church .
It goes back to an earlier diocese in the Roman province of Cappadocia or in late antiquity Armenia minor in what is now eastern Turkey . The diocese belonged to the ecclesiastical province of Sebaste .
| Titular Bishops of Siunia | ||||
| No. | Surname | Office | from | to |
|---|---|---|---|---|
| 1 | Antoine Etienne Aconcius Kover OMVen | May 28, 1804 | 1824 | |
| 2 | Georges Hurmuz CMV | Abbot General of the Mechitarists of Venice | November 18, 1876 | August 28, 1889 |
| 3 | Luigi Piavi OFM |
Apostolic Delegate Vicar Apostolic of Aleppo ( Syria ) |
December 16, 1771 | 1778 |
| 4th | Thomas Langdon Grace OP | Bishop emeritus of Saint Paul ( USA ) | September 24, 1889 | February 22, 1897 |
| 5 | Antonio Bonaventura Jeglič | July 14, 1897 | March 24, 1898 | |
| 6th | Francisco Alberti |
Auxiliary Bishop in La Plata Auxiliary Bishop in Buenos Aires ( Argentina ) |
February 21, 1899 | July 13, 1921 |