Foaley, Foley
Foaley, Foley—In the districts of Boyle and adjoining parts in North Connacht, and in Co. Cavan, the names Sharry and McSharry have been anglicised Foaley and Foley. These names solely are connected with those of North Connacht and Co. Cavan origin and birth, and the latter name, Foley, has no connection with the Munster sept of O'Foley (O'Fodhladha).
Alphabetical Index of Anglicised Surnames in Ireland
See also Woulfe’s Irish Names and Surnames
… and O'Hart's Irish Pedigrees