Ó Goirmleaghaigh
Ó GOIRMLEAGHAIGH, Ó GOIRMSHLEAGHAIGH—I—O Gormeley, O Gorumley, O Grimeley, Gormilly, O'Gormley, Gormley, Gormilly, Grumley, Grimley, Bloomer; 'descendant of Goirmshleaghach' (blue-spearman); the name of a distinguished Ulster family who were chiefs of Cinel Moen, a sub-clan of Cinel Eoghain, and originally seated in the barony of Raphoe, Co. Donegal. In the 13th century, they were expelled by the Cinel Conaill, whereupon they settled on the other side of Lough Foyle, between Strabane and Derry. They retained considerable property down to the plantation of Ulster in 1608. The name is now very common in Ulster.
Alphabetical Index to Irish Surnames