27,385 O'HARA members around the world
O'HARA Family HistoryThis famous Irish clan originates from County Sligo before the 10th century a.d. It is said that they descend from Eaghra, chief of Leyny, and a member of the household of Ollum, King of Munster. In the 14th century the clan was split into two septs, and the chiefs of each branch were known as O'Hara Buide (the brown faced one) and O'Hara Reagh, the rough faced one! The centre of each sept was at the villages of Colloney and Ballyharry, a transposed spelling of 'Ballyhara'. The O'Hara clan were very large landlords in Sligo, at one time having over 20,000 acres at Coopers Hill and Annaghmore...
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