Roman Catholic Archdiocese of Lecce Tags: Clerical Administrative Region, Diocese.The Italian Catholic archdiocese of Lecce (Latin: Archidioecesis Lyciensis) has existed as a diocese since 1057. It has been an archdiocese since 1980 when it became the metropolitan of the archdiocese of Otranto reversing the previous position. thumbnail area (km2) 7.5e+08 country Italy Established 1057 ( years ago) province Lecce Learn more... Loading...