Clancy IrishFrom Irish
Mac Fhlannchaidh meaning
"descendant of Flannchadh". The given name
Flannchadh means "red warrior".
Clemens EnglishDerived from the given name
Clement. This was the surname of the author Samuel Clemens (1835-1910), also known as Mark Twain.
Connolly IrishAnglicized form of Irish
Ó Conghalaigh, which means
"descendant of Conghalach".
Conghalach is a nickname meaning "valiant".
Conroy IrishAnglicized form of Irish
Ó Conaire, which means
"descendant of Conaire".
Conaire is a nickname meaning "hound keeper".
Cooney IrishFrom Irish
Ó Cuana meaning
"descendant of Cuana".
Cuana probably means "handsome, elegant". The Cooney sept originated in County Tyrone.
Corcoran IrishFrom Irish
Ó Corcráin meaning
"descendant of Corcrán", a given name derived from the Gaelic word
corcair "purple".
Daly IrishAnglicized form of Irish
Ó Dálaigh meaning
"descendant of Dálach".
Davis English, ScottishMeans
"son of David". This was the surname of the revolutionary jazz trumpet player Miles Davis (1926-1991).
Dempsey IrishAnglicized form of Irish
Ó Díomasaigh meaning
"descendant of Díomasach", a given name meaning "proud".
Desmond IrishAnglicized form of Irish
Ó Deasmhumhnaigh meaning "descendant of the man from South Munster", originally indicating a person who came from the region of South Munster (Desmond) in Ireland.
Devlin IrishAnglicized form of the Irish
Ó Doibhilin meaning
"descendant of Doibhilin", a given name that may be derived from the Gaelic term
dobhail meaning "unlucky".
Dickens EnglishFrom the medieval given name
Dicun, a medieval diminutive of
Dick 1. A famous bearer of this surname was the British author Charles Dickens (1812-1870).
Dickinson EnglishMeans
"son of Dicun",
Dicun being a medieval diminutive of
Dick 1. American poet Emily Dickinson (1830-1886) was a famous bearer.
Doherty IrishFrom the Irish
Ó Dochartaigh meaning
"descendant of Dochartach". The byname
Dochartach means "obstructive".
Donaldson EnglishMeans
"son of Donald". A notable bearer is the online personality Jimmy Donaldson (1998-), who goes by the alias MrBeast.
Donnelly IrishFrom 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.
Doran IrishFrom Irish
Ó Deoradháin meaning
"descendant of Deoradhán", where
Deoradhán is a given name meaning "exile, wanderer".
Doyle IrishFrom the Irish
Ó Dubhghaill, which means
"descendant of Dubhghall". A famous bearer was Arthur Conan Doyle (1859-1930), the author of the Sherlock Holmes mystery stories.
Driscoll IrishFrom Irish
Ó hEidirsceóil meaning
"descendant of the messenger".
Duffy 1 IrishDerived from Irish
Ó Dubhthaigh meaning
"descendant of Dubthach". Their original homeland was Monaghan where the surname is still the most common; they are also from Donegal and Roscommon.
Durnin IrishFrom Irish
Ó Doirnáin meaning
"descendant of Doirnín", a given name meaning "little fist".
Edison EnglishMeans
"son of Eda 2" or
"son of Adam". The surname was borne by American inventor Thomas Alva Edison (1847-1931).
Ellison EnglishPatronymic form of the English name
Ellis, from the medieval given name
Elis, a vernacular form of
Elijah.
Emerson EnglishMeans
"son of Emery". The surname was borne by Ralph Waldo Emerson (1803-1882), an American writer and philosopher who wrote about transcendentalism.
Fallon IrishAnglicized form of Irish
Ó Fallamháin meaning
"descendant of Fallamhán", a given name meaning "leader".
Filipowski m PolishEither a patronymic from the given name
Filip, or a habitational name denoting a person from the Polish town of Filipów (also derived from the given name).
Finnegan IrishAnglicized form of Irish
Ó Fionnagáin meaning
"descendant of Fionnagán". The given name
Fionnagán is a diminutive of
Fionn.
Fitzgerald IrishMeans
"son of Gerald" in Anglo-Norman French. It was brought to Ireland with William the Conqueror. A famous bearer was Ella Fitzgerald (1917-1996), an American jazz singer.
Fitzroy EnglishMeans
"son of the king" in Anglo-Norman French, from French
roi meaning "king". This name has been bestowed upon illegitimate children of kings.
Flanagan IrishFrom Irish
Ó Flannagáin meaning
"descendant of Flannagán".
Flannagán is a given name meaning "blood red". From County Roscommon in Ireland, it has many other spellings.
Flannery IrishAnglicized form of Irish
Ó Flannghaile meaning
"descendant of Flannghal", a given name meaning "red valour".
Flynn IrishAnglicized form of Irish
Ó Floinn meaning
"descendant of Flann".
Foley IrishFrom Irish
Ó Foghladha meaning
"descendant of Foghlaidh". The byname
Foghlaidh meant "pirate, marauder, plunderer".
Foster 4 EnglishNickname given to a person who was a foster child or foster parent.
Gehring GermanDerived from a short form of Old German names starting with the element
ger "spear".
Gorman 2 IrishFrom the Irish
Ó Gormáin meaning
"descendant of Gormán". The given name
Gormán means "little blue one".
Grady IrishFrom Irish
Ó Gráda or
Ó Grádaigh meaning
"descendant of Gráda". The byname
Gráda means "noble, illustrious".
Grayson EnglishMeans
"son of the steward", derived from Middle English
greyve "steward".
Gujić BosnianMeans
"son of a snake" from the Bosnian word
guja meaning "snake".
Gustafsson SwedishMeans
"son of Gustaf". The actress Greta Garbo (1905-1990) was originally named Greta Gustafsson.
Halloran IrishFrom Irish
Ó hAllmhuráin meaning
"descendant of Allmhurán". The given name
Allmhurán means "stranger from across the sea".
Hansen Norwegian, DanishMeans
"son of Hans". This is the most common surname in Norway, and the third most common in Denmark.
Harding EnglishDerived from the given name
Heard. A famous bearer was American president Warren G. Harding (1865-1923).
Harrelson EnglishMeans
"son of Harold". A famous bearer of this surname is the American actor Woody Harrelson (1961-).
Heffernan IrishFrom Irish
Ó hIfearnáin meaning
"descendant of Ifearnán". The byname
Ifearnán means "little demon".
Hendrix DutchDerived from the given name
Hendrik. A famous bearer was the American rock musician Jimi Hendrix (1942-1970).
Henryson EnglishMeans
"son of Henry". A bearer of this surname was the poet Robert Henryson (1425-1500).
Hickey IrishAnglicized form of Irish
Ó hÍcidhe meaning
"descendant of the healer".
Higgins IrishFrom Irish
Ó hUiginn meaning
"descendant of Uiginn".
Uiginn is a byname meaning "Viking".