High Quality Content by WIKIPEDIA articles! The Archdiocese of Fianaranintsoa is a Roman Catholic Archdiocese in Madagascar. It was elevated to an Archdiocese in December 1958 during the transition from French colony to independence. It had a total population of about 1,153,750 in 2004. About 40.5% of the residents were Catholic. 121 Priests operate in the Archdiocese, making for a ratio of 3,863 Catholics per Priest. The Archbishop is Fulgence Rabemahafaly.