Changes in Ecclesiastical Jurisdictionsin Gabon | ![]() |
| Date | Change |
| 1842.01.22 | Apostolic Prefecture of Deux Guinées et Sénégambie was established (from Diocese of Funchal and Diocese of Tomé) |
| 1842.10.03 | Apostolic Prefecture of Deux Guinées et Sénégambie was promoted as Apostolic Vicariate of Deux Guinées et Sénégambie |
| 1863.02.06 | Apostolic Vicariate of Deux Guinées et Sénégambie was renamed as Apostolic Vicariate of Deux Guinées (lost territory to establish Apostolic Vicariate of Senegambia) |
| 1890.03.18 | Apostolic Vicariate of Deux Guinées was renamed as Apostolic Vicariate of Gabon (lost territory to establish Apostolic Prefecture of Cameroun) |
| 1947.07.10 | Apostolic Vicariate of Gabon was renamed as Apostolic Vicariate of Libreville |
| 1955.09.14 | Apostolic Vicariate of Libreville was promoted as Diocese of Libreville (became suffragan of Brazzaville) |
| 1958.12.11 | Diocese of Libreville was promoted as Metropolitan Archdiocese of Libreville (with suffragan see Mouila and lost territory to establish Diocese of Mouila) |
| 1958.12.11 | Diocese of Mouila was established (from Diocese of Libreville and became suffragan of Libreville) |
| 1969.05.29 | Diocese of Oyem was established (from Metropolitan Archdiocese of Libreville and became suffragan of Libreville) |
| 1974.10.05 | Diocese of Franceville was established (from Diocese of Mouila and became suffragan of Libreville) |
| 2003.03.07 | Apostolic Prefecture of Makokou was established (from Diocese of Oyem) |
| 2003.03.19 | Diocese of Port-Gentil was established (from Metropolitan Archdiocese of Libreville and became suffragan of Libreville) |
| 2014.01.13 | Apostolic Exarchate of Western and Central Africa (Maronite Rite) was established |
| 2014.07.11 | Apostolic Prefecture of Makokou was promoted as Apostolic Vicariate of Makokou |
| 2018.02.28 | Apostolic Exarchate of Western and Central Africa (Maronite Rite) was promoted as Diocese of Annunciation of Ibadan (without ecclesiastical province) |
Last updated on 2026.04.12
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