Archdiocese of New York, New York Jun 022009 Founded 8 April 1808 by Pope Pius VII as a diocese Elevated 19 July 1850 by Pope Blessed Pius IX to an Archdiocese Suffragans Bishops Additional Information Archdiocese of New York Catholic-Hiearchy.Org Google Maps Patron Saints of the Archdiocese MLA Citation “Archdiocese of New York, New York”. Gazetteer of the Faith. Saints.SQPN.com. 22 June 2012. Web. 21 May 2013. <http://saints.sqpn.com/archdiocese-of-new-york-new-york/>