Teallach Eachach
TEALLACH EACHACH, household of Eochaidh, son of Maonach (see Teallach Dhunchadha); a branch of the Ui Briuin, which see; the clan-name of the Magurans; now represented by the barony of Tullyhaw, in the north-west of Co. Cavan.
Alphabetical Index to Irish Surnames