From Irish Ó Baoighill
meaning "descendant of Baoigheall". The meaning of the given name Baoigheall
is uncertain, but it is thought to be connected to Irish geall
Anglicized form of the Irish name Ó Brádaigh
meaning "descendant of BRÁDACH
Anglicized form of Irish Ó Braoin
meaning "descendant of Braon", a byname meaning "rain, moisture, drop".
From Irish Ó Braonáin
meaning "descendant of Braonán", a byname meaning "rain, moisture, drop" (with a diminutive suffix).
BUCKLEY (2) Irish
From Irish Ó Buachalla
meaning "descendant of Buachaill", a nickname meaning "cowherd, servant".
Anglicized form of Irish Ó Cearmada
meaning "descendant of Cearmaid", a Gaelic given name.
From Irish Ó Caiside
meaning "descendant of Caiside". Caiside
is a given name meaning "curly haired".
Anglicized form of Irish Ó Cuidighthigh
meaning "descendant of CUIDIGHTHEACH
". A famous bearer was the American frontiersman and showman Buffalo Bill Cody (1846-1917).
COLLINS (1) Irish
Anglicized form of Ó COILEÁIN
. A famous bearer was Michael Collins, an Irish nationalist leader who was assassinated in 1922.
Anglicized form of Irish Ó Conghalaigh
, which means "descendant of Conghalach". Conghalach
is a nickname meaning "valiant".
From Irish Ó Cuana
meaning "descendant of Cuana". Cuana
probably means "handsome, elegant". The Cooney sept originated in County Tyrone.
From Irish Ó Corcráin
meaning "descendant of Corcrán", a given name derived from the Gaelic word corcair
Anglicized form of Irish Ó Dálaigh
meaning "descendant of DÁLACH
Anglicized form of Irish Ó Díomasaigh
meaning "descendant of Díomasach", a given name meaning "proud".
Anglicized form of Gaelic Deasmhumhain
meaning "South Munster", originally indicating a person who came from that region in Ireland.
Anglicized form of the Irish Ó Doibhilin
meaning "descendant of Doibhilin", a given name that may be derived from the Gaelic term dobhail
From the Irish Ó Dochartaigh
meaning "descendant of Dochartach". The byname Dochartach
From Irish Ó Donnghaile
meaning "descendant of Donnghal". The given name Donnghal
means "brown valour", from donn
"brown" and gal
"valour". This surname is associated with the descendants of Niall of the Nine Hostages.
From Irish Ó Deoráin
meaning "descendant of Deoradhán", where Deoradhán
is a given name meaning "exile, wanderer".
Anglicized form of Gaelic Dubhghlas
, which meant "dark river" from dubh
"dark" and glais
"water, river" (an archaic word related to glas
"grey, green"). This is the name of various places in Scotland, such as a tributary of the River Clyde.
From the Irish Ó Dubhghaill
, which means "descendant of DUBHGHALL
". A famous bearer was Sir Arthur Conan Doyle (1859-1930), the author of the Sherlock Holmes mystery stories.
From Irish Ó hEidirsceóil
meaning "descendant of the messenger".
DUFFY (1) Irish
Derived from Irish Ó Dubhthaigh
meaning "descendant of DUBHTHACH
". Their original homeland was Monaghan where the surname is still the most common; they are also from Donegal and Roscommon.
From Irish Ó Doirnáin
meaning "descendant of Doirnín", a given name meaning "little fist".
Anglicized form of Irish Ó Fionnagáin
meaning "descendant of Fionnagán". The given name Fionnagán
is a diminutive of FIONN
From Irish Ó Flannagáin
meaning "descendant of Flannagán". Flannagán
is a given name meaning "red". From County Roscommon in Ireland, it has many other spellings.
Anglicized form of Irish Ó Floinn
meaning "descendant of FLANN
From Irish Ó Foghladha
meaning "descendant of Foghlaidh". The byname Foghlaidh
meant "pirate, marauder, plunderer".
GORMAN (2) Irish
From the Irish Ó Gormáin
meaning "descendant of Gormán". The given name Gormán
means "little blue one".
Anglicized form of German Grünspan
meaning "verdigris". Verdigris is the green-blue substance that forms on copper.
Variant of MCGUINNESS
. The name is well known because of the Guinness brand of ale, established in 1759 by Arthur Guinness.
From Irish Ó hAllmhuráin
meaning "descendant of Allmhurán". The given name Allmhurán
means "stranger from across the sea".
From Irish Ó hIfearnáin
meaning "descendant of Ifearnán". The byname Ifearnán
means "little demon".
Anglicized form of Irish Ó hÍcidhe
meaning "descendant of the healer".
From Irish Ó hUiginn
meaning "descendant of Uiginn". Uiginn
is a byname meaning "Viking".
Anglicized form of Irish Ó hEidhin
meaning "descendant of Eidhin", a given name or byname of unknown origin.
From Irish Ó hÓgáin
meaning "descendant of Ógán". The given name Ógán
is a diminutive of óg
Derived from the Irish Gaelic name Caomhánach
, which means "a student of saint CAOMHÁN
". It was the name used by a 12th-century king of Leinster, Domhnall Caomhánach, the eldest son of the historic Irish king Diarmait Mac Murchada.
From the Irish name Ó Ceithearnaigh
meaning "descendant of Ceithearnach", a given name meaning "warrior".
Anglicized form of the Irish Ó Caoimh
meaning "descendant of CAOMH
From Irish Mac Aodhagáin
meaning "descendant of Aodhagán". The given name Aodhagán
is a double diminutive of AODH
From the Irish name Ó Cinnéidigh
meaning "descendant of CENNÉTIG
". This surname was borne by assassinated American president John F. Kennedy (1917-1963).
From the Irish Mac Giolla Dhuibh
meaning "son of the black-haired man".
LANE (3) Irish
From Irish Ó Luain
meaning "descendant of Luan", a given name meaning "warrior".
Anglicized form of the Irish name Ó Leannáin
, which means "descendant of Leannán". The given name Leannán
means "lover". The name was borne by the musician John Lennon (1940-1980).
Anglicized form of the Gaelic Mac an Fleisdeir
meaning "son of the arrow maker".
From Irish Ó Loingsigh
meaning "descendant of Loingseach", a given name meaning "mariner".
Anglicized form of Gaelic Mac Domhnaill
meaning "son of DONALD
". It originates from the Highland clan Donald.
Anglicized form of Gaelic Mac Griogair
meaning "son of GREGOR
". It originates from the Highland clan Gregor. A famous bearer was the Scottish folk hero Rob Roy MacGregor (1671-1734).
Anglicized form of the Gaelic Mac Coinnich
meaning "son of COINNEACH
". It originates from the Kintail area of Scotland on the northwest coast.
Anglicized form of Irish Ó Maoil Eoin
meaning "descendant of a disciple of Saint JOHN
From the Irish Ó Marcaigh
meaning "descendant of Marcach", a given name meaning "horse rider".
MCCAULEY Irish, Scottish
Anglicized form of Gaelic Mac Amhalghaidh
meaning "son of Amhalghadh". The given name Amhalghadh
is of uncertain meaning.
MCCRAE Irish, Scottish
From the Gaelic Mag Raith
meaning "son of Rath", a given name meaning "prosperity" or "grace".
Means "son of DIARMAID
". The McDermotts were nobility in the Kingdom of Connaught, a province in Ireland.
Anglicized form of the Gaelic name Mac Uileagóid
meaning "son of Uileagóid", a diminutive of UILLEAG
MCGILL Irish, Scottish
Anglicized form of Gaelic Mac an Ghoill
meaning "son of the foreigner", derived from gall
Anglicized form of Gaelic Mag Shamhradháin
meaning "son of Samhradháin", a given name meaning "summer".
Anglicized form of Irish Mag Uidhir
meaning "son of Odhar", a given name meaning "pale-coloured".
From Scottish Gaelic Mac an tSaoir
meaning "son of the carpenter".
Anglicized form of the Gaelic Mac Fhionnlaigh
meaning "son of FIONNLAGH
". This name was borne by the American president William McKinley (1843-1901), who was assassinated.
From Gaelic Mac Leòid
meaning "son of Leod", a given name derived from Old Norse ljótr
From Irish Mac Conmara
meaning "son of Conmara". The given name Conmara
is composed of cú
"hound" and muir
Anglicized form of the Irish Ó Maolagáin
meaning "descendant of Maolagán
", a given name derived from maol
meaning "bald" or "tonsured".
From Irish Ó Maol Dhomhnaigh
meaning "descendant of a church servant".
From Irish Ó Manacháin
meaning "descendant of Manacháin". The given name Manacháin
meant "little monk", from manach
"monk" and a diminutive suffix.
From Irish Ó Muircheartach
meaning "descendant of MUIRCHERTACH
". This was the surname given by Sir Arthur Conan Doyle to a master criminal in the Sherlock Holmes series.
From the Irish Ó Maoláin
meaning "descendant of Maolán". The given name Maolán