The Archdiocese of Turin (Latin: Archidioecesis Taurinensis) is a Latin Church ecclesiastical territory of the Catholic Church in Italy.The diocese of Turin was founded in the 4th century and elevated to the dignity of an archdiocese on 21 May 1515 by Pope Leo X. As a metropolitan archdiocese, it has as suffragan dioceses: Acqui, Alba, Aosta, Asti, Cuneo, Fossano, Ivrea, Mondovì, Pinerolo, Saluzzo and Susa. Its mother church is the Cathedral of Saint John the Baptist. Source: Wikipedia (en)