McKinley (surname) McKinley (surname) McKinley is a Scottish and Irish surname historically associated with northwestern Ireland's County Donegal, and the over-kingdom of Ulaid in northeastern Ireland and the Scottish Highlands. The McKinley are of the ancient Ulaid race and are a branch of its "Red Branch" MacDunleavy (dynasty) royal house of the Dal Fiatach which dominated the kingship of the over-kingdom of Ulaid (original Gaelic language Mac Duinnshléibhe). Etymology for the origins of the surname proposes that the Anglicized surname McKinley, like the surname MacNulty (Gaelic Mac an Ultaigh, trans. "son of the ultonian, ulidian or ulsterman"), arose originally from a Gaelic
McLaughlin (surname) and M(a)cLoughlin are rarely English forms of the surname "ó/ní Lachtna", a phonetic corruption of the much more common "Loughney" or "M(a)cLoughney". Unlike Irish surnames that have only one Gaelic source for their English form, it is not possible to tell by the spelling "McLaughlin" and other English spellings whether the person bearing the name is descended from the "Mac/Nic Lochlainn" family, the "Ó/Ní M(h)ǽilsheáchlainn" family, or the "Ó/Ní Lachtna" family. [[Category:Anglicised Scottish Gaelic-language surnames]] [[Category:Anglicised Irish-language surnames]] [[Category:Surnames of Ulster-Scottish origin]] [[Category:Patronymic surnames]] McLaughlin (surname) M(a)cLaughlin is the most common English form of "Mac Lochlainn", a masculine surname of