Ó Duinnchathaigh
Ó DUINNCHATHAIGH—I—Duncahy; 'descendant of Donnchathach'; the name of a Sligo family who were anciently lords of Corann, now the barony of Corran; now very rare, if not actually obsolete.
Alphabetical Index to Irish Surnames
Ó DUINNCHATHAIGH—I—Duncahy; 'descendant of Donnchathach'; the name of a Sligo family who were anciently lords of Corann, now the barony of Corran; now very rare, if not actually obsolete.
Alphabetical Index to Irish Surnames