Holy Name Cathedral replaced the Cathedral of Saint Mary and the Church of the Holy Name , which were destroyed by the Great Chicago Fire of 1871 , and was dedicated on November 21 , 1875 .
It is located in Chicago , Illinois in the United States , Holy Name Cathedral replaced the Cathedral of Saint Mary and the Church of the Holy Name , both destroyed by the Great Chicago Fire in October 1871 . The cathedral was finally dedicated on November 21 , 1875 .