known as O’Hara Boy (Buidhe), the
Yellow O’Hara, and O’Hara Reagh (Riabhach), the Speckled or Brindled
O’Hara. A branch of the family settled early in County Antrim, and became very
important there.
The O’Garas were once one clan with the O’Haras, and together
their territory, Luighne, included the modern baronies of Corran and Leyney in South
Sligo, and Gallen and North Costello (Sliabh Lugha) in Mayo. About the end of the tenth
century the two families separated, and divided the territory between them, the
O’Garas taking the Mayo portion. They were driven from their territory by the
Jordans, Costellos and other Anglo-Norman settlers, and
