Titular Episcopal See of Ionopolis, Turkiye

Rite: Roman (Latin)

Name: Ionopolis (latine) / Gionopoli (Italiano) / Ionopolitan(us) (Latin)

Location: Inebolu, pr. Paflagonia, m. Gangra, Turkiye

Titular Bishop:

vacant

Titular Bishop: Bishop Hubert Joseph Paulissen, S.M.A. (1951.11.15 – 1966.08.12)
Titular Bishop: Bishop Maurice-Auguste-Eugène Foin (1939.06.10 – 1948.07.10)
Titular Bishop: Bishop Johann Baptist Dietz (later Archbishop) (1936.07.25 – 1939.04.10)
Titular Bishop: Bishop Eugène-Louis-Marie Le Fer de la Motte (1935.07.08 – 1936.07.20)
Titular Bishop: Bishop Nicolás Gonzalez Pérez, C.M.F. (1918.08.24 – 1935.03.23)
Titular Bishop: Bishop Joseph John Fox (1914.11.07 – 1915.03.14)
Titular Bishop: Bishop Henri Doulcet, C.P. (later Archbishop) (1913.06.03 – 1914.03.17)
Titular Bishop: Bishop Andrea Cassato (1898.03.24 – 1913.05.01)
Titular Bishop: Bishop Giacomo Daddi (1884.03.24 – 1897?)
Titular Archbishop: Archbishop Francis Xavier Leray (1879.09.30 – 1883.12.28)
Titular Archbishop: Archbishop James Gibbons (later Cardinal) (1877.05.29 – 1877.10.03)
Titular Bishop: Bishop Wincenty Lipski (1856.09.18 – 1875.12.13)
Titular Bishop: Bishop-elect Ferdinand Corbi (1833.09.30 – ?)
Titular Bishop: Bishop-elect John Murphy (1815.02.21 – 1815.02.21)
Titular Bishop: Bishop Joannes Karski (1771.07.29 – 1785)
Titular Bishop: Bishop Wilhelm Hermann Ignaz Ferdinand von Wolf-Metternich zu Gracht (1720.09.16 – 1722.10.28)

Established as Titular Episcopal See of Ionopolis (latine) / Gionopoli (Italiano)
1929: Renamed as Titular Episcopal See of Jonopolis (latine) / Gionopoli (Italiano)
1971: Renamed as Titular Episcopal See of Ionopolis (latine) / Gionopoli (Italiano) / Ionopolitan(us) (Latin)