1) Townland of County Cavan 
Dummakeever is a townland in the Parish of Kinawley, Barony of Tullyhaw, County Cavan, Ireland. The townland name is an anglicisation of the Gaelic placename `Dún Mhic Íomhair” which means ‘The Fort of Íomhair’s Son’. Íomhair, who lived about 850 A.D., was Lord of Tullyhaw and the son of Cosgrach mac Dúnghal. Íomhair’s son was Ru.....