Archdiocese of New Orleans, Louisiana Sep 162009 Founded 25 April 1793 by Pope Pius VI as the Diocese of Louisiana and the Two Floridas Elevated 19 July 1850 to an Archdiocese by Pope Blessed Pius IX Suffragans Bishops Additional Information Archdiocese of New Orleans Catholic-Hierarchy.Org Patron Saints of the Archdiocese Notes Name changed to the Diocese of New Orleans on 18 July 1826.
![[Cathedral of Saint Louis IX, archdiocese of New Orleans, Louisiana]](http://saints.sqpn.com/ncd05751.jpg "32kb jpg photograph of the Cathedral of Saint Louis IX, archdiocese of New Orleans, Louisiana; swiped off the Wikipedia web site")