The Coffeys in Ireland, are the descendents of the Irish septs of O Cobthaigh which which were numberous and spread widely.
One sept were located at Dunocowley, in the south west Co. Cork and of the Corcalaoidhe. Another sept, a branch of O'Maddens were located in Co. Roscommon. A futher sept ,had its stronghold, in Co. Westmeath. This latter was a famous bardic family of which the famous Gaelic poet Dermot O'Coffey belonged. A futher six poets of this sept, are remembered in Gaelic literature.
George Coffey (decd. 1916) Archaeologist was a member of the Munster sept. The name today, is most numerous in Munster, with Co. Cork being the most favooured location.
John Coffey (1836-1904) of Kill, Co. Waterford was appointed Bishop of Kerry in 1889.
John J. (Jack) COffey (1877-19450 irish International Rugby player. He was the Pres. of the I.R.F.U. in 1977-1978.
Aeneas Coffey (1780-1852) of Dublin, was a designer of a heat exchange unit that became know as "Coffey's Patent Still" in 1830, and is used in distillation process.
Variant: O' Coffey. O' Cohey, Cowhey, Cowhig.
Motto: Pro Republica Semper
"For the republic always".
Name Meaning "Victorious"

Hope any of this helps some one but it dont help me. I'm a desendent of Daniel and Hannah ( Barrett) Coffey