Roman Catholic Archdiocese of Onitsha (Latin: Onitshan(us)) is the Metropolitan See for the ecclesiastical province of Onitsha in Anambra State, Nigeria....

which was created on February 12, 1948, when the Vicariate Apostolic of Onitsha-Owerri was split. On April 18, 1950, it was elevated to a diocese. On March...