The Roman Catholic Diocese of Franceville () is a diocese located in the city of Franceville in the Ecclesiastical province of Libreville in Gabon. History 5 October 1974: Established as Diocese of Franceville from the Diocese of Mouila Bishops of Franceville Félicien-Patrice Makouaka (5 October 1974 – 8 November 1996) Timothée Modibo-Nzockena (8 November 1996 – 4 November 2017) Jean-Patrick Iba-Ba (4 November 2017 – 12 March 2020) Ephrem Ndjoni (25 July 2022 – present) bishop elect See also Roman Catholicism in Gabon References External links GCatholic.org Catholic Hierarchy Roman Catholic dioceses in Gabon Christian organizations established in 1974 Roman Catholic dioceses and prelatures established in the 20th century Roman Catholic Ecclesiastical Province of Libreville