Note 19 — Chapter XXXVIII
Reading edition
Yohy is the pronunciation of the Irish Eochaidh, genitive Eochach, or even Eathach. The Eochaidh here alluded to is Eochaidh Muigh-mhea-dhon [Mwee-va-on], father of Niall of the Nine Hostages. He came to the throne in 356, and from his son Brian the O'Conors, O'Rorkes, O'Reillys, MacDermots, etc., of Connacht are descended, who all went under the generic name of the Ui Briain, as the families descended from his other son, Niall of the Nine Hostages are the Ui Neill. See above, pp. 33 and 34.