Irish Submitted Surnames

Irish names are used on the island of Ireland as well as elsewhere in the Western World as a result of the Irish diaspora. See also about Irish names.
usage
Submitted names are contributed by users of this website. The accuracy of these name definitions cannot be guaranteed.
Ahearna Irish (Anglicized, Rare)
Either from an Irish surname which was derived from Ó Eachthighearna meaning "descendant of Eachthighearna", or else an anglicized form of Eachthighearna.
Allely Irish
From Irish Mac Ailghile meaning "descendant of Ailghil".
Anderson Scottish, Irish
Anglicized form of the Gaelic Mac Ghille Andrais meaning 'Son of the devotee of St. Andrew'. ... [more]
Anglin Irish
Anglicized form of Irish Gaelic Ó hAngluinn
Anna English, Irish, Italian, Hungarian
Probably derived from the female first name Anna.
Antrim Irish
Meaning "lone ridge". This is the name of an Irish county and was among some of Billy the Kid’s other known names (ie: Henry "Kid" Antrim).
Aran Irish
From the given name Aran 1.
Ardagh Irish
A rare Irish surname named after Ardagh, in County Longford.
Ardies Irish
Irish Isle Of Ards
Argue Irish
Anglicized form of Irish Gaelic Mac Giolla Fhearga, though it could be derived from Ó hEarga.
Aspig Irish
Aspig is an anglicized form of McGillespie
Bainebridge English, Irish
Bridge over the Bain, An English town named for its place on the river Bain, now used as a surname. Lives near the bridge over the white water... [more]
Balfe Irish
Anglicized form of Gaelic Balbh meaning 'stammering dumb' itself probably a translation of a Norman surname of similar meaning ultimately derived from Latin balbus 'stammering'.
Bane Irish
An anglicized surname of Irish Gaelic Mac Giolla Bháin, meaning "white" or "fair".
Banks Irish
Anglicized form of Irish Gaelic Ó Bruacháin
Banville French, English, Irish
From a place in france derived from the Germanic name Bada and French ville "village, town".
Barnewall Anglo-Norman, Irish
A locational surname given to those who lived by a stream in either Cambridgeshire, which derives its name from the Olde English beorna meaning "warrior" and wella meaning "stream", or from one in Northamptonshire, which got its name from the Olde English byrge meaning "burial mound" and well, which also means "stream." a burial mound and 'well(a)'... [more]
Barrington English, Irish
English: habitational name from any of several places called Barrington. The one in Gloucestershire is named with the Old English personal name Beorn + -ing- denoting association + tun ‘settlement’... [more]
Barry Irish (Anglicized)
Anglicized form of Gaelic Ó Beargha meaning, 'descendant of Beargh.'
Barrymore Irish (Anglicized), English
Habitational name for a person from a barony in County Cork, Ireland, an Anglicized form of Irish Barraigh Mhóra meaning "Big Crops". This is the surname of an British-American acting dynasty, named the Barrymore Family, the most popular of which is American actress Drew Barrymore (1975-).
Beacom Irish
Northern Irish variant of Beauchamp.
Beery Irish
Anglicized form of Ó Béara. This name was borne by brothers Noah (1882-1946) and Wallace Beery (1885-1949), and Noah's son Noah Beery Jr... [more]
Belew English, Irish
variant spelling of Bellew.
Bellew English, Irish
Of Norman origin: habitational name from any of the various places in northern France, such as Belleu (Aisne), named in Old French with bel ‘beautiful’ + l(i)eu ‘place’, or from Belleau (Meurthe-et-Moselle), which is named with Old French bel ‘lovely’ + ewe ‘water’ (Latin aqua), or from Bellou (Calvados), which is probably named with a Gaulish word meaning ‘watercress’... [more]
Bellock English, Irish
Meaning "young bull". It was a nickname for energetic people, or those who owned bulls.
Beollan English, Irish, Scottish Gaelic
English: variant of Boland.... [more]
Bettwy Irish, Scottish
From the name Beatrice.
Biddle English, Irish
Variant of English BEADLE or German BITTEL. The name is now popular in the north east region of America, where it was brought by English and Irish immigrants.
Bires Irish
Irish derivation of Byres
Blackerby English, Irish, Scottish
English surname of unexplained origin, probably from the name of a lost or unidentified place.
Blaney Irish
Topographic name from Welsh blaenau, plural of blaen "point, tip, end", i.e. uplands, or remote region, or upper reaches of a river.
Boden Irish (Anglicized)
Anglicized form of Gaelic Ó Buadáin.
Bohan Irish
Anglicized form of Gaelic Ó Buadhacháin.
Bohannon Irish (Anglicized)
Irish anglicized form of Gaelic Ó Buadhachanáin, a double diminutive of buadhach ‘victorious’
Bolan Irish
From the given name Beollán.
Bolger Irish
Anglicized form of Irish Gaelic Ó Bolguidir.
Bollard English, Irish
According to MacLysaght, this surname of Dutch origin which was taken to Ireland early in the 18th century.
Bonar Irish
A "translation" of Irish Gaelic Ó Cnáimhsighe "descendant of Cnáimhseach", a nickname meaning literally "midwife" and ostensibly a derivative of Gaelic cnámh "bone".
Bonnar Irish
Translation of the Gaelic "O'Cnaimhsighe", descendant of Cnaimhseach, a byname meaning "Midwife
Bowden Irish (Anglicized)
Anglicized form of Gaelic Ó Buadáin.
Bowe Medieval English, English, Irish (Anglicized)
There are three possible sources of this surname, the first being that it is a metonymic occupational name for a maker or seller of bows, a vital trade in medieval times before the invention of gunpowder, and a derivative of the Old English boga "bow", from bugan "to bend"... [more]
Boyne English, Irish, Scottish
English: variant of Boon.... [more]
Bracken Irish
From Irish Ó Breacáin meaning "descendant of Breacán", a personal name from a diminutive of breac 'speckled', 'spotted', which was borne by a 6th-century saint who lived at Ballyconnel, County Cavan, and was famous as a healer; St... [more]
Bragan Irish (Anglicized)
Anglicised form of Ó Bragáin, from the old Irish given name Breccán... [more]
Brain Scottish Gaelic (Anglicized), Irish
Reduced Anglicized form of Scottish Gaelic Mac an Bhreitheamhan ‘son of the judge’, from breitheamh ‘judge’.
Branagan Irish
Anglicized form of Ó Branagáin.
Branagh Irish
Anglicisation of Irish Ó Branduibh meaning "descendant of Breathnach", a given name meaning "Welshman". A famous bearer is British actor and filmmaker Sir Kenneth Branagh (1960-).
Brannan Irish
Variant of Brennan.
Brannock Irish
Originally taken from the Welsh place name Brecknock. Medieval settlers brought this name to Ireland.
Brazil English (Rare), Irish (Anglicized, Rare)
Irish surname, an Anglicized form of Gaelic Ó Breasail "descendant of Breasal", Breasal being a byname which meant "strife".
Brean Irish
Variant of Breen or Brain.
Breslin Irish
Irish (Sligo and Donegal): Anglicized form of Gaelic Ó Breisláin "descendant of Breisleán", a diminutive of the personal name Breasal (see Brazil).
Bresnahan Irish (Anglicized)
Reduced Anglicized form of Irish Ó Brosnacháin (See Brosnan). Roger Bresnahan (1879-1944) was an American player and manager in Major League Baseball.
Brian Irish, English, French
1) Variant spelling of Bryan. ... [more]
Brick Irish (Anglicized), English, German, Jewish
Irish Anglicized form of Gaelic Ó Bruic "descendant of Broc", i.e. "badger" (sometimes so translated) or Ó Bric "descendant of Breac", a personal name meaning "freckled"... [more]
Bride Irish, Scottish, English
Further Anglicized from Scottish/Irish MacBride, from the root for Brigid.
Brion Irish
Variant of Brian or O'Brien.
Broderick Irish, Welsh, English
Surname which comes from two distinct sources. As a Welsh surname it is derived from ap Rhydderch meaning "son of Rhydderch". As an Irish surname it is an Anglicized form of Ó Bruadair meaning "descendent of Bruadar"... [more]
Brophy Irish (Anglicized)
Anglicized form of Gaelic Ó Bróithe ‘descendant of Bróth’, a personal name or byname of unknown origin. Also Anglicized as Broy.
Brosnan Irish
Anglicized form of Irish Gaelic Ó Brosnacháin meaning "descendant of Brosnachán", a given name derived from Brosna, a small village and parish in County Kerry, Ireland. A well-known bearer is the Irish actor Pierce Brosnan (1953-).
Bukater Irish, English (British)
From Fictional Titanic character: Rose DeWitt Bukater.
Burk English, Irish
Variant of Burke
Burney English, Irish
Form of the French place name of 'Bernay' or adapted from the personal name Bjorn, ultimately meaning "bear".
Bynes Irish
This is the surname of American actress Amanda Bynes (born April 3, 1986).
Cadan Irish
Anglicized form of Mac Cadáin.
Cafferkey Irish
Anglicized form of Mac Gafraidh.
Cagney Irish
Anglicized form of Irish Gaelic Ó Caingnigh meaning "descendant of Caingneach", a given name meaning "pleader, advocate". A famous bearer was American actor and dancer James Cagney (1899-1986).
Calkin Irish
Variant of Culkin.
Calligan Irish (Rare)
Before Irish names were translated into English, Calligan had a Gaelic form of O Ceallachain, possibly from "ceallach", which means "strife".... [more]
Calvey Irish
Shortened form of McCalvey or McKelvey.
Cammon Scottish, Irish
Reduced form of Mccammon.
Canavan Irish (Anglicized)
Anglicized form of Gaelic Ó Ceanndubháin "descendant of Ceanndubhán", a byname meaning "little black-headed one", from ceann "head" combined with dubh "black" and the diminutive suffix -án.
Canning English, Irish (Anglicized), Scottish
Habitational name from a place so named in England. From the Old English byname Cana and -ingas meaning "people of".... [more]
Cantwell Irish, English
A surname used in the South of England.... [more]
Carbrey Irish
Anglicized form of Irish Gaelic Ó Cairbre and Mac Cairbre meaning "descendant of Cairbre", a given name meaning "charioteer".
Carlan Irish
Anglicized form of Irish O'Carlain or O'Caireallain, from the Irish carla meaning a "wool-comb" and an meaning "one who" which roughly translates as "one who combs wool"... [more]
Carlin Irish (Anglicized), Scottish
Anglicized form of Gaelic Ó Cairealláin (sometimes also anglicized as Carlton), meaning "descendant of Caireallán"... [more]
Carnahan Irish
From the Irish Cearnaghan, meaning "victorious"
Carney Irish
Anglicized form of Gaelic Ó Catharnaigh "descendant of Catharnach", a byname meaning "warlike".
Carrey Irish
Variant of Carey. A famous bearer is Canadian-American actor and comedian Jim Carrey (1962-).
Carry Irish
Shortened form of McCarry and O'Carry.
Cartan Irish
Variant of McCartan.
Carten Irish
Variant of McCartan.
Cartin Irish
Variant of McCartan.
Carton Irish
Variant of McCartan.
Carville French, Irish
As a French location name it comes from a settlement in Normandy. As an Irish name it derives from a word for "warrior".
Casaday Irish
Variant spelling of Irish Cassidy .
Cashion Irish
Anglicized form of either Mac Caisin or Ó Caisin meaning "descendant of Caisín" (see Cassidy).
Cassey Scottish, Irish
This surname originated around ancient Scotland and Ireland. In its Gaelic form it is called, 'O Cathasaigh', which means 'the watchful one'.... [more]
Cattell English, French, Irish (Anglicized)
Possibly derived from a given name containing the element ketill "kettle, cauldron; helmet", or a diminutive form of Cat or Cate... [more]
Caulfield Irish
Comes from the Irish Gaelic Mac Cathmhaoil, which was Anglicized to McCawell and then morphed into Caulfield. Mac Cathmhaoil comes from a word meaning "chieftan".
Cinnamond Scottish, Irish, English
Possibly originates from Scottish place name Kininmonth. Probably introduced to Northern Ireland by Scottish settlers where it remains in Ulster. Another origin is the French place name Saint Amand originated from French Huguenots settling in Ireland.
Claine Scottish, Irish
Anglicized form of the Gaelic Mac Gille Eathain, a patronymic name meaning "son of the servant of Saint John."
Clarey Irish
Anglicized form of Ó Cléirigh and variant of O'Clery and Cleary.
Cleese Scottish, Irish, English
Variant spelling of McCleese. A famous bearer is English actor and comedian John Cleese (1939-).
Cleland Belgian, Scottish, Irish
Scottish and Irish reduced form of McClelland. ... [more]
Clelland Scots, Irish
Scottish and Irish topographical name meaning "clay land".
Clooney English, Irish
From Gaelic Ó Cluanaigh meaning "descendant of Cluanach". Cluanach was a given name derived from Irish clauna "deceitful, flattering, rogue".
Coach Irish
Origin uncertain. Most probably a reduced form of Irish McCoach, which is of uncertain derivation, perhaps a variant of McCaig.
Coady Irish
Coady or Cody originated in the Southern Counties of Ireland. The Norman family Odo le Ercedekne acquired land in Kilkenny, Ireland in early 1300's. In medieval records it was spelled Lerceddkne and then Archdeken and then Archdeacon... [more]
Coakley Irish
From Irish Gaelic Mac Caochlaoich "son of Caochlaoch", a personal name meaning literally "blind warrior".
Codey Irish
Based off of the given name Cody
Coffee Irish
Variant of Coffey.
Coffelt Irish, German (Anglicized)
From Irish Gaelic Mac Eachaidh meaning "son of Eochaidh". It could also be an Americanized spelling of German Kauffeld (see Caulfield).
Coffey Irish
Ireland County Cork
Coffie Irish
Variant of Coffey.
Cohen Irish
Either a version of Cowan or Coyne, not related with the jewish surname.
Coill Irish
Meaning, "hazel tree."
Coles English, Scottish, Irish, German (Anglicized), English (American)
English: from a Middle English pet form of Nicholas.... [more]
Coltrane Irish (Anglicized)
Northern Irish Anglicized form of Gaelic Ó Coltaráin.
Conahan Irish (Anglicized)
Irish reduced Anglicized form of Gaelic Ó Connachaín (see Cunningham 2).
Condon Irish (Anglicized, Modern)
Anglicized form of Gaelic Condún, itself a Gaelicized form of the Anglo-Norman habitational name de Caunteton... [more]
Condrick Irish
Surname of an Irish immigrant who had snuck onto a ship and travelled to Australia during the early 1900's.
Condún Irish
Gaelicized variant of Canton, brought to Ireland from Pembrokeshire, Wales circa 1200 CE.
Cone Irish
Reduced form of McCone.
Congdon Irish, English
A variant of Irish "Condon". In English usage: a habitational name from a lost or unidentified place; probably Devon or Cornwall, where the modern surname is most frequent.
Conlan Irish
Variant of Conlon.
Conlee Irish
Variant spelling of Conley
Conley Irish
Variant of Connolly.
Conlin Irish
Variant of Conlon.
Conlon Irish
Anglicized form of Gaelic Ó Conalláin or Ó Caoindealbháin.
Conran Irish
The surname Conran is derived from 'O Conarain', and Conran is a more anglicized version.... [more]
Considine Irish
Anglicisation of Irish Mac Consaidín meaning "son of Consaidín". The given name Consaidín is the Irish form of Constantine... [more]
Coogan Irish
Anglicized form of the Gaelic name "MacCogadhain"; composed of the Gaelic prefix "mac," which means "son of," and the Gaelic personal name "Cuchogaidh", which means "Hound of War". The name is also found in Ireland as Cogan, Coggan, Coggen, Cogin, Coggon, Coogan and Goggin(s).
Cooglan Irish
Irish surname of unknown meaning. May be a variant of Coghlan.
Cooley Irish
Anglicized form of Gaelic Mac Giolla Chúille ‘son of the servant of (Saint) Mochúille’, a rare Clare name.
Coon Scottish, Irish
Variant of Cunningham 1, Coonaghan and other names from the same family
Corkery Irish (Anglicized)
Anglicized form of Gaelic Ó Corcra "descendant of Corcra", a personal name derived from corcair "purple" (ultimately cognate with Latin purpur).
Corkill Manx, Irish
The name is an Anglicised form of the Gaelic Mac Thorcaill ("son of Thorkell") which is derived from the Old Norse personal name meaning "Thor's kettle".
Corr Irish
Anglicized form of Gaelic Ó Corra "descendant of Corra".
Corraine Irish
Anglicized form of the surname Ó Corráin.
Corry English, Irish
Derived from the Gaelic word “coire”, meaning “cauldron”
Cosgrove Irish
From the Gaelic name Ó Coscraigh "descendant of COSCRACH."
Cossack Irish
Variant of Cusack
Costello Irish
Anglicized form of Gaelic Mac Oisdealbhaigh meaning "son of Oisdealbhach". The given name Oisdealbhach is derived from Irish os meaning "deer, fawn" and dealbhach meaning "resembling, shapely".
Cotter Irish
Reduced Anglicized form of Gaelic Mac Oitir "son of Oitir", a personal name borrowed from Old Norse Óttarr, composed of the elements ótti "fear, dread" and herr "army".
Court English, French, Irish
A topographic name from Middle English, Old French court(e) and curt, meaning ‘court’. This word was used primarily with reference to the residence of the lord of a manor, and the surname is usually an occupational name for someone employed at a manorial court.... [more]
Covey Irish, English
Irish: reduced form of MacCovey, an Anglicized form of Gaelic Mac Cobhthaigh (see Coffey).... [more]
Cowley Irish, Manx
Contracted anglicised form of the Norse-Gaelic surname "Mac Amhlaoibh", meaning "son of Amhlaoibh". See also: Olafson, Olafsen, Ólafsson, and Ólafsdóttir
Coy Irish
Reduced form of McCoy.
Coyle Irish
Irish reduced variant of McCool.
Cragg Scottish, Irish, English
Variant of Craig, from Middle English Crag.
Cranley Irish
The surname Cranley was first found in Ulster (Irish: Ulaidh), where they held a family seat but were also to be found in County Offaly and Galway. The sept is styled the Princes of Crich Cualgne and are descended from Cu-Ulladh, a Prince in 576.
Craven Irish, English
Irish: Anglicized form of Gaelic Ó Crabháin (County Galway) or Mac Crabháin (Louth, Monaghan) ‘descendant (or ‘son’) of Crabhán’... [more]
Cremins Irish
An Anglicized form of the Irish Gaelic Ó Cruimín
Croan Irish
Variant of Croghan.
Croghan Irish (Anglicized)
Irish Anglicized form of Gaelic Mac Conchruacháin ‘son of Cú Cruacháin’, a personal name meaning ‘hound of Croghan’... [more]
Cronine Irish
Variant of Cronin
Crossan Irish
Irish reduced form of McCrossen, an Anglicized form of Gaelic Mac an Chrosáin ‘son of the satirist’... [more]
Croy Irish (Anglicized)
A shortened form of the surname McRoy, from Irish Gaelic Mac Rúaidh "son of Ruadh", literally "the red one".
Cruse English, Irish
Name for someone from an unidentified place in Normandy, from Old French crues, crus, creus "hollow".
Cuddihy Irish (Anglicized)
Anglicized form of Gaelic Ó Cuidighthigh meaning "descendant of Cuidightheach".
Culbert English, Scottish, Irish
Meaning and origin are uncertain. Possibly derived from an unattested given name composed of beorht "bright" and an uncertain first element, or an altered form of Cuthbert... [more]
Culkin Irish
Reduced anglicization of Irish Gaelic Mac Uilcín meaning "descendant of Uilcín", a diminutive of Ulick, itself an Irish diminutive of William... [more]
Cullin Irish
Variant of Cullen 2.
Culvért French, English, Irish
English version of the Old French, Culvere. Means Peaceful and Mildest of tempers.
Cumming Irish, Scottish, English
Perhaps from a Celtic given name derived from the element cam "bent", "crooked"
Cunniff Irish
From Irish Gaelic Mac Conduibh "son of Condubh", a personal name meaning literally "black dog".
Curren Irish
Variant of Curran.
Current Irish
The surname of Current, is of Irish/Scottish with several different families, and meanings of this name. There are many spelling variations of this name.
Currie Scottish, Irish, English
Irish: Habitational name from Currie in Midlothian, first recorded in this form in 1230. It is derived from Gaelic curraigh, dative case of currach ‘wet plain’, ‘marsh’. It is also a habitational name from Corrie in Dumfriesshire (see Corrie).... [more]
Curtin Irish (Anglicized)
Shortened Anglicized form of Gaelic Mac Cruitín, meaning "son of Cruitín", a byname for a hunchback.
Cusack Irish
An Irish family name of Norman origin, originally from Cussac in Guienne (Aquitaine), France. The surname died out in England, but is common in Ireland, where it was imported at the time of the Norman invasion of Ireland in the 12th century.
Dade Irish
Anglicized form of MacDaibheid, meaning "son of David".
Dady Irish
Variant of Deady.
Daffy Irish
Anglicized form of Ó Deabhthaigh. The modern spelling form is also Ó Deafaigh.
Dailey Irish
Anglicized form of Irish Ó Dálaigh meaning "descendant of DÁLACH".
Daily Irish
Anglicized form of Ó Dálaigh, meaning "descendent of DÁLACH". The name has strong roots in the county Cork.
Dale Irish (Anglicized)
Anglicized form of Gaelic Dall.
Dall Irish
Derived from Old Irish dall, a byname meaning "blind".
Danvers Irish, English
For someone from Anvers, which is the French name of a port called Antwerp, located in what is now Belgium.
Darragh Irish
Anglicized form of Gaelic Dhubhdarach, a personal name meaning "black one of the oak tree".
Darrah Irish
Variant of Darragh.
Davine Irish
Variant of Devin 1.
Davoran Irish
Anglicized form of Ó Dabhoireann
Daw Irish (Anglicized)
Irish anglicized form of Gaelic Ó Deaghaidh, ‘descendant of Deaghadh’, a personal name of uncertain origin... [more]
Dawes Irish
The surname Dawes means ‘Irish Guard’
Dawley English, French, Irish
"From the hedged glade" Originally, D'Awley (probably from D'Awleigh).... [more]
Daye Irish, Scottish
Comes from Irish Ó Déa (m) or Ní Dhéa (f) ... [more]
Dea Irish
Irish: reduced form of O'Dea.
Deady Irish
Anglicized form of Gaelic Ó Déadaigh ‘descendant of Déadach’, a personal name apparently meaning ‘toothy’.
De Brún Irish, French
Derived from Brun, meaning brown in French
Deegidan Irish
Anglicized form of Irish Gaelic Ó Duibhgeadáin.
Deere Irish
Reduced Anglicized form of Gaelic Ó Duibhidhir (see Dwyer).
Deery Irish (Anglicized)
Irish Anglicized form of Gaelic Ó Daighre ‘descendant of Daighre’, a byname meaning ‘fiery’.
Dees Irish
The surname Dees refers to the grandson of Deaghadh (good luck); dweller near the Dee River; one with a dark or swarthy complexion. Also considered of Welsh origin.
Delahunt Irish
Anglicized form of Irish Ó Dulchaointigh meaning "descendant of a satirist", from Irish dul "going, to go" or "satirist" and cainteach "talkative, chatty" or "plaintive, sad".
Demsey Irish
Variant of Dempsey
Deneen Irish
Variant of Irish Dineen.
Dennehy Irish
Anglicized form of Irish Gaelic Ó Duineachdha meaning "descendant of Duineachaidh", a given name meaning "humane". A famous bearer was American actor Brian Dennehy (1938-2020).
Denning Irish
Variant of Dineen.
Dennings English, Irish, German
Variant spelling of Denning. A famous bearer is American actress Kat Dennings (1986-).
Derry Irish, English
English variant of Deary, or alternatively a nickname for a merchant or tradesman, from Anglo-French darree ‘pennyworth’, from Old French denree... [more]
Devaney Irish (Anglicized)
Anglicized form of Gaelic Ó Duibheannaigh ‘descendant of Duibheannach’, a personal name of uncertain origin; the first element is dubh ‘black’, the second may be eanach ‘marshy place’... [more]
Devanney Irish
Irish: variant of Devaney.
Devilly Irish (Anglicized, Rare)
One of the anglicized versions of Ó Duibhghiolla, and Ancient Irish name meaning "Of the Black Attendant"
Devins Irish
Variant of Devin 1.
Devitt Irish
Comes from McDevitt, means "son of David."
Devon Irish
Variant of Devin 1.
Diamond Irish
Anglicized form of Gaelic Ó Diamáin "descendant of Diamán", earlier Díomá or Déamán, a diminutive of Díoma, itself a pet form of Diarmaid.
Dickey Irish
Northern Irish: from a pet form of the personal name Dick 1.
Dillion Irish, English
Possibly a variant of Dillon.
Dillon Irish, English
Could be an Irish form of the Breton surname de Léon, meaning "of Léon", an Anglicized form of Gaelic Ó Duilleáen, from the given name Dallán "little blind one", or be from a Norman French personal name derived from Ancient Germanic Dillo, possibly a byname from dil- "destroy".
Dimond English, Irish
English and Irish variant of Diamond.
Dineen Irish (Anglicized)
Reduced Anglicized form of Gaelic Ó Duinnín which meant "descendant of Duinnín". The byname Duinnín was derived from a diminutive of Gaelic donn meaning "brown" (i.e. "brown-haired man") or "chieftain".
Diskin Irish (Anglicized)
Reduced Anglicized form of Gaelic Ó Díscín "descendant of Díscín", which may be derived from díosc "barren". The place name Ballyeeskeen, now Ballydiscin, in County Sligo, is derived from the surname.
Doane Irish
Irish: reduced Anglicized form of Gaelic Ó Dubháin ‘descendant of Dubhán’, meaning ‘the little black one’, a common name in the 16th century in southern Ireland, or Ó Damháin ‘descendant of Damhán’ meaning ‘fawn’, ‘little stag’, a rare Ulster name... [more]
Dole English, Irish (Anglicized)
English: from Middle English dole ‘portion of land’ (Old English dal ‘share’, ‘portion’). The term could denote land within the common field, a boundary mark, or a unit of area; so the name may be of topographic origin or a status name... [more]
Dollahan Irish
Variant of Hallahan, meaning "Descendent of Áilleacháin"
Dolphin English, Irish
Derived from the Old Norse personal name Dólgfinnr.
Donaghy Irish
Irish: variant of Donahue.
Donavan Irish
Meaning unknown. Possibly transferred use or Irish word for Don or Donald.
Donegan Irish
Anglicized form of the Gaelic surname Ó Donnagáin. Diminutive of "donn" which means "brown," referring to hair color.
Donel Irish
Variant of Donnel