McLaughlin (surname) McLaughlin (surname) M(a)cLaughlin is the most common English form of "Mac Lochlainn", a masculine surname of Irish origin. The feminine form of the surname is "Nic Lochlainn". The literal meaning of the name is "son of "Lochlann"". Note that "Mc" is simply a contraction of "Mac", which is also (albeit rarely) truncated to "M' ". Thus, "MacLaughlin", "McLaughlin" and "M'Laughlin" are the same Anglicism, the latter two merely contractions of the first. The original surname Mac/Nic Lochlainn was borne by a family of Cenél nEógain, a branch of the historic northern O'Neill dynasty, reputedly founded by Niall Noígíallach. This family
Beaton (surname) as Peutan (masculine form), and Pheutan (feminine form). Beaton (surname) Beaton is a Scottish surname in the English language, which has multiple origins. One origin of the name is from the placename of Béthune, in Pas-de-Calais, France. Another derivation is from the mediaeval personal name "Beaton", "Beton", which is pet form of a short form of the names "Bartholomew" or "Beatrice". "Bartholomew" is a masculine name, while "Beatrice" is a feminine name; the names are not etymologically related to each other. Another derivation of the surname "Beaton" is that it is an Anglicisation of the Scottish Gaelic "Mac Beath". The