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
Fitzpatrick (surname) Fitzpatrick (surname) The surname Fitzpatrick is the known translation of at least two different surnames: Mac Giolla Phádraig and Ó Maol Phádraig from the original Irish to English. Currently, it is ranked as the 60th most common surname in Ireland with an estimated 12,700 individuals bearing the name. While both "Mac Giolla Phádraig" and "Ó Maol Phádraig" have similar meanings, they are likely unrelated; yet both have arrived in the modern era as "Fitzpatrick". Despite the prefix ""Fitz-"", Fitzpatrick is not a name of Hiberno-Norman descent. Giolla Phádraig (means "the devotee of Patrick"). Gilla Patráic mac Donnchada was a tenth