Jean-Baptiste-Frézal Charbonnier, M.Afr. (20 May 1842 – 16 March 1888) was a Catholic White Fathers missionary who was Vicar Apostolic of Tanganyika from January 1887 to March 1888. Jean-Baptiste-Frézal Charbonnier was born on 20 May 1842 in La Canourgue, France.He was ordained a priest of the White Fathers (Society of the Missionaries of Africa) on 22 May 1869.On 3 October 1884 the Missions Catholiques announced that it was proposed to consecrate Charbonnier, former principal of the missionary training college at Algiers, as Bishop and Vicar Apostolic of Tanganyika.Léon Livinhac had already been consecrated as Bishop and Vicar Apostolic of Nyanza on 16 September 1884. The two were to set out for their dioceses with a large staff.