Forker
Forker—This name is an anglicised form of Farquharson and Farquhar (Mac Fearchair), an Aberdeen Clan, whose other anglicised forms are M'Kercher, M'Kerracher, and M'Caragher in Ulster.
Alphabetical Index of Anglicised Surnames in Ireland
See also Woulfe’s Irish Names and Surnames
… and O'Hart's Irish Pedigrees