Home» Monastic Sites» Waterford» Mount Melleray Abbey Mount Melleray Abbey Waterford Cistercian 19th Century extant About This Site Cistercian monks founded 1833 Historical Information Founded:1833 Other Sites in Waterford (Site of) All Saints Well Marked similarly on the 1840 and 1926 eds of the OS 6-inch map, and situated on a level landscape with… Learn More Achad-crimthain Monastery Early monastic site, founded before 829; possibly located in County Waterford Learn More Achad-dagain Monastery Early monastic site, founded before 639 Learn More Ardmore Cathedral Early monastic site, Gaelic monks, founded in the 5th century by St Declan; diocesan cathedral 1152; see united with Lismore… Learn More