O'Brian is an Irish surname and may refer to:
Murphy is an Irish surname and the most common surname in the Republic of Ireland.
Manning is a family name.
Dawkins is an English surname.
Doyle is a surname of Irish origin. The name is a back-formation from O'Doyle, which is an Anglicisation of the Irish Ó Dubhghaill, meaning "descendant of Dubhghall". There is another possible etymology: the Anglo-Norman surname D'Oyley with agglutination of the French article de. It means 'from Ouilly', name of a knight who originated from one of the places named Ouilly in Normandy, such as Ouilly-le-Tesson, Ouilly-le-Vicomte, etc. The relationship with the family D'Oyly is unknown.
Moran is a modern Irish surname and derived from membership of a medieval dynastic sept. The name means a descendant of Mórán. “Mor” in Gaelic translates as big or great and “an” as the prefix the. Morans were a respected sept of the Uí Fiachrach dynasty in the western counties of Mayo and Sligo. In Ireland, where the name descended from the Gaelic, it is generally pronounced MORR-ən anglicised approximate of the Irish pronunciation.
M(a)cLaughlin is the most common Anglicized 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 truncated to M' . Thus, MacLaughlin, McLaughlin and M'Laughlin are the same Anglicism, the latter two merely contractions of the first.
Scully is the surname of:
Beckett is an English surname. Notable people with the surname include:
Brian is a male given name of Irish and Breton origin, as well as a surname of Occitan origin. It is common in the English-speaking world.
Flynn is an Irish surname or first name, an anglicised form of the Irish Ó Floinn, meaning "descendant of Flann". The name is more commonly used as a surname rather than a first name.
Cooper is an English surname originating in England; see Cooper (profession). Occasionally it is an Anglicized form of the German surname Kiefer. Cooper is the 8th most common surname in Liberia and 27th most common in England.
Garvey and O'Garvey are Irish surnames, derived from the Gaelic Ó Gairbhith, also spelt Ó Gairbheith, meaning "descendant of Gairbhith". Gairbhith itself means "rough peace".
Pierce is an English, Welsh, and Irish surname. The name is a cognate of French Pierre ('Peter'). Notable people with that surname include:
Shaw is most commonly a surname and rarely a given name.
Sweeney is a surname that is of Irish origin, derived from the Gaelic Mac Suibhne meaning "son of Suibhne". The Gaelic personal name Suibhne was originally a byname meaning "pleasant" or "well-disposed" and is associated with Clan Sweeney.
Christie is a surname of Scottish origin.
Montgomery is a toponymic surname derived from Saint-Germain-de-Montgommery and Sainte-Foy-de-Montgommery in Normandy, France.
Scarlett is an English name of Norman French origin and is a metonymic occupational surname for a dyer or a seller of rich, brightly coloured cloth, often of a brilliant, vivid red colour. The derivation of the name is from the Old French word "Escarlate", scarlet, which by 1182 was already being used as the name of a cloth, particularly bright red cloth. The ultimate derivation is from the Latin "scarlata". The modern surname can be found in either of two forms: Scarlet or Scarlett.
Sheridan is a surname of Irish origin. It is an anglicized version of the Irish O'Sirideáin, originating in County Longford, Ireland. In Irish, it means descendant of Sheridan .