| Archbishop Nilo Isworoff (1880 – 1895.07)Born:1823.11.21 (Bulgaria)Consecrated Bishop:1872.06.10 (no papal mandate)Died:1905.03.13 († 81)Vicar Apostolic of Constantinople of the Bulgarians (Turkiye) (1880 – 1895.07)Archbishop ad personam (1883.04.10 – 1905.03.13)Bulgarian Orthodox bishop of Smolens 1872.06.10. Catholic 1874.04.11. Bulgarian Orthodox 1895.07. |
| Bishop Rafail Popov (Apostolic Administrator sede plena 1865.03.28 – 1876.03.06) |
| Archbishop Joseph Sokolsky (1861 – 1879.09.30)Born:1786 (Bulgaria)Ordained Priest:1822Consecrated Bishop:1861.04.14Died:1879.09.30 († 92)Vicar Apostolic of Constantinople of the Bulgarians (Turkiye) (1861 – 1879.09.30)Archbishop ad personam (1861.04 – 1879.09.30) |