McCord (surname) Irish name Mac Mhuircheartaigh (septs of MacCurdy, and MacKurdy). Notable people with the surname include: McCord (surname) McCord (also rendered MacCourt, McCourt, McCoard, McCard, and MacCord) is a surname with origins having been found between Ayrshire, Scotland, but mostly in Airgíalla [circa 7th century AD] (modern day Irish counties of Louth, Tyrone, Armagh, and Monaghan. McCord/MacCord comes from Old Gaelic name "Mac Cuarta" or sometimes "Mac Cuairt", translating as "the son of Cuairt", a byname meaning "visitor" or "journeymen"or "son of Achilles" The town of Cappagh, County Tyrone, Northern Ireland in gaelic translates to Ceapach Mhic Cuarta meaning "Mac Cuarta's
Crowley (surname) three-quarters of the family originating from there. The Irish "O Cruadhlaoich" or "Ua Cruadhlaoich", a Gaelic name meaning "descendant of the hard hero" or "descendant of the hardy warrior", was anglicised to "Crowley" or "O'Crowley". Variants include Crawley, Crowly, O'Crowley, Croaley, Croawley, O'Crowly and many more. Crowley (surname) The Irish surname Crowley was first found in Moylurg, in the County Roscommon, where they started as a branch of the MacDermots. It is from Teige, a Prince of Moylurg, down to Cruadhlaoch that the line of descent for the Crowleys begins. A junior branch of the Crowley family also emerged and