 The first documentary evidence for the Church of Caiazzo comes in a privilege granted by the Archbishop John of Capua to Bishop Urso; Archbishop John was consecrated in 967.The cathedral of Caiazzo was dedicated to the Virgin Mary and to Saint Stephen of Macerata, the eleventh century Bishop of Caiazzo.The cathedral was consecrated on 23 July 1284, by Cardinal Gerardo Bianchi, Bishop of Sabina and papal Legate in Sicily.