Ó Deaghaidh

Rev Patrick Woulfe

Ó DEAGHAIDH—IO Daa, O Dawe, O Daye, O Deay, O'Dea, Dea, Day, Daw, Dee, Godwin, Goodwin, &c.; 'descendant of Deaghadh'; the name (1) of a Dalcassian family, still numerous in Thomond, who were chiefs of Ui Fearmaic, which comprised the greater part of the present barony of Inchiquin, Co. Clare, and had their principal strongholds at Tullyodea and Dyserttola; and (2) of a Tipperary family who were anciently chiefs of Sliabh Ardacha, now anglicised Slewardagh, in the east of that county.

Alphabetical Index to Irish Surnames