The Roman Catholic Diocese of Port-Gentil () is a diocese located in the city of Port-Gentil in the Ecclesiastical province of Libreville in Gabon. History 19 March 2003: Established as the Diocese of Port-Gentil from the Metropolitan Archdiocese of Libreville Bishops of Port-Gentil Mathieu Madega Lebouankehan (19 March 2003 - 19 January 2013); transferred to Mouila, also apostolic administrator of Port-Gentil Eusebius Chinekezi Ogbonna Managwu (12 January 2016 – present) See also Roman Catholicism in Gabon References External links GCatholic.org Catholic Hierarchy Roman Catholic dioceses in Gabon Christian organizations established in 2003 Roman Catholic dioceses and prelatures established in the 21st century 2003 establishments in Gabon Roman Catholic Ecclesiastical Province of Libreville