O'Farrell

O'Farrell is an anglicised form of the Old Irish patronym Ó Fearghail. According to the historian C. Thomas Cairney, the O'Farrells were part of the Conmaicne Rein tribe in Ireland who came from the Erainn tribe who were the second wave of Celts to settle in Ireland from about 500 and 100 BC.^[1]

^ Cairney, C. Thomas (1989). Clans and Families of Ireland and Scotland. Jefferson, North Carolina, United States, and London: McFarland & Company. p. 61. ISBN 0899503624.

[1] Cairney, C. Thomas (1989). Clans and Families of Ireland and Scotland. Jefferson, North Carolina, United States, and London: McFarland & Company. p. 61. ISBN 0899503624.

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