Máel Máedóc m Old IrishMeans
"disciple of Saint Máedóc" in Irish. Saint Máel Máedóc (also known as Malachy) was a 12th-century archbishop of Armagh.
Máel Sechnaill m Old IrishMeans
"disciple of Saint Seachnall" in Irish. This was the name of two Irish high kings: Máel Sechnaill mac Máele Ruanaid who ruled all of Ireland in the 9th century; and Máel Sechnaill mac Domnaill (called Malachy) who defeated the Norse of Dublin in the 10th century.
Maeve f Irish, English, Irish MythologyAnglicized form of the Irish name
Medb meaning
"intoxicating". In Irish legend this was the name of a warrior queen of Connacht. She and her husband
Ailill fought against the Ulster king
Conchobar and the hero
Cúchulainn, as told in the Irish epic
The Cattle Raid of Cooley.
Mainchín m IrishMeans
"little monk", derived from Old Irish
manach "monk" combined with a diminutive suffix. This name was borne by two early saints.
Malcolm m Scottish, EnglishAnglicized form of Scottish Gaelic
Máel Coluim, which means
"disciple of Saint Columba". This was the name of four kings of Scotland starting in the 10th century, including Malcolm III, who became king after killing
Macbeth, the usurper who had defeated his father
Duncan. The character Malcolm in Shakespeare's tragedy
Macbeth (1606) is loosely based on him. Another famous bearer was Malcolm X (1925-1965), an American civil rights leader.
Malone m & f English (Rare)From an Irish surname, an Anglicized form of
Ó Maoil Eoin meaning
"descendant of a disciple of Saint John".
Manannán m Irish MythologyProbably from the name of the Isle of Man, itself possibly from the Celtic root *
moniyo- meaning "mountain". In Irish mythology Manannán mac Lir was a god of the sea and one of the Tuatha Dé Danann.
Manawydan m Welsh MythologyWelsh cognate of
Manannán. According to the
Mabinogi he was a son of
Llŷr, and the brother of
Brân and
Branwen. He participated in his brother's invasion of Ireland, and was one of only seven warriors to return. Afterwards he became a companion of
Pryderi and married his widowed mother
Rhiannon.
Mathgamain m Old IrishMeans
"bear" in Old Irish, a compound of
math, itself meaning "bear", and
gamuin meaning "calf". This was the name of a brother of the Irish king
Brian Boru.
McKenna f English (Modern)From an Irish and Scottish surname, an Anglicized form of
Mac Cionaodha, itself derived from the given name
Cionaodh. As a given name, it was very rare before 1980. It rapidly increased in popularity during the 1990s, likely because it was viewed as an even more feminine alternative to
Mackenzie.
McKinley f & m EnglishFrom a Scottish surname, an Anglicized form of
Mac Fhionnlaigh, from the given name
Fionnlagh. A famous bearer of the surname was the American president William McKinley (1843-1901).
... [more] Meallán m Irish (Rare)From Old Irish
Mellán, derived from
mell meaning either "pleasant, delightful" or "lump, ball" combined with a diminutive suffix. This was the name of a few early saints.
Merrill m EnglishFrom an English surname that was derived either from the given name
Muriel or from place names meaning "pleasant hill".
Meryl f EnglishVariant of
Muriel. A famous bearer is American actress Meryl Streep (1949-), whose real name is Mary Louise Streep.
Mona 1 f Irish, EnglishAnglicized form of
Muadhnait. It is also associated with Greek
monos "one" and Leonardo da Vinci's painting the
Mona Lisa (in which case it is a contraction of Italian
ma donna meaning "my lady").
Monroe m & f EnglishFrom a Scottish surname meaning
"from the mouth of the Roe". The Roe is a river in Northern Ireland. Two famous bearers of the surname were American president James Monroe (1758-1831) and American actress Marilyn Monroe (1926-1962).
... [more] Mór 1 f Medieval IrishMeans
"great" in Irish. This was a popular medieval Irish name. It was probably given in some cases as an alternative to
Máire, which was considered too sacred for general use.
Morna f ScottishAnglicized form of
Muirne used by James Macpherson in his poem
Fingal (1761), in which it is borne by the mother of the hero
Fingal.
Morrígan f Irish MythologyMeans either
"demon queen" or
"great queen", derived from Old Irish
mor "demon, evil spirit" or
mór "great, big" combined with
rígain "queen". In Irish mythology Morrígan (called also The Morrígan) was a goddess of war and death who often took the form of a crow.
Muadhnait f Irish (Rare)Means
"little noble one", derived from the Old Irish poetic word
muad meaning "noble, good" combined with a diminutive suffix. This was the name of a 6th-century saint, a sister of Saint Mo Laisse.
Muirgen f Irish MythologyMeans
"born of the sea" in Irish. In Irish legend this was the name of a woman (originally named
Lí Ban) who was transformed into a mermaid. After 300 years she was brought to shore, baptized, and transformed back into a woman.
Muirne f Irish MythologyFrom Irish
muirn meaning either
"affection, endearment" or
"festivity, exuberance". In Irish legend this was the name of the mother of
Fionn mac Cumhaill. She is also called
Muirenn.
Muriel f English, French, Irish, Scottish, Medieval Breton (Anglicized)Anglicized form of Irish
Muirgel and Scottish
Muireall. A form of this name was also used in Brittany, and it was first introduced to medieval England by Breton settlers in the wake of the Norman Conquest. In the modern era it was popularized by a character from Dinah Craik's novel
John Halifax, Gentleman (1856).
Murphy m & f EnglishFrom a common Irish surname, the Anglicized form of Irish Gaelic
Ó Murchadha, itself derived from the given name
Murchadh. As a given name, it has been borne by female characters on the American television series
Murphy Brown (1988-1998) and the movie
Interstellar (2014).
Myrna f Irish (Rare), EnglishAnglicized form of
Muirne. The popularity of this name spiked in the United States in the 1930s due to the fame of the actress Myrna Loy (1905-1993).
Naoise m Irish, Irish MythologyMeaning unknown, presumably of Irish origin. In Irish legend he was the young man who fled to Scotland with
Deirdre, who was due to marry
Conchobar the king of Ulster. Conchobar eventually succeeded in capturing Deirdre and killing Naoise, which caused Deirdre to die of grief.
Naomh f IrishMeans
"holy" in Irish. This name was created in the 20th century.
Naomhán m IrishMeans
"little saint", derived from Irish
naomh "saint" combined with a diminutive suffix.
Neasa f Irish, Irish MythologyFrom Old Irish
Ness, meaning uncertain. In Irish legend she was the mother of
Conchobar. She installed her son as king of Ulster by convincing
Fergus mac Róich (her husband and Conchobar's stepfather) to give up his throne to the boy for a year and then helping him rule so astutely that the Ulstermen demanded that he remain as king. According to some versions of the legend she was originally named
Assa "gentle", but was renamed
Ní-assa "not gentle" after she sought to avenge the murders of her foster fathers.
Nechtan m Irish Mythology, Old IrishIrish name of uncertain meaning, possibly from a Celtic root meaning
"damp" (cognate with
Neptune). In Irish mythology Nechtan was the husband of
Boann, the goddess of the River Boyne. He is sometimes identified with
Nuada. This name was borne by the 5th-century Saint Nectan of Hartland in Devon, who was supposedly born in Ireland. It was also the name of several kings of the Picts (described mostly from Gaelic sources, this may represent a Pictish cognate).
Neely m & f English (Rare)From a Scottish surname, an Anglicized and reduced form of Gaelic
Mac an Fhilidh (or
McNeilly) meaning
"son of the poet".
Neil m Irish, Scottish, EnglishFrom the Irish name
Niall, which is of disputed origin, possibly connected to the old Celtic root *
nītu- "fury, passion" or the (possibly related) Old Irish word
nia "hero". A derivation from Old Irish
nél "cloud" has also been suggested. This was the name of a few early Irish kings, notably Niall of the Nine Hostages, a semi-legendary high king of the 4th or 5th century.
... [more] Nelson m English, SpanishFrom an English surname meaning
"son of Neil". It was originally given in honour of the British admiral Horatio Nelson (1758-1805). His most famous battle was the Battle of Trafalgar, in which he destroyed a combined French and Spanish fleet, but was himself killed. Another notable bearer was the South African statesman Nelson Mandela (1918-2013). Mandela's birth name was
Rolihlahla; as a child he was given the English name
Nelson by a teacher.
Nia 1 f WelshWelsh form of
Niamh. The Welsh poet T. Gwynn Jones used it in his long poem
Tir na n-Óg (1916), referring to the lover of
Oisín.
Niamh f Irish, Irish MythologyMeans
"bright" in Irish. She was the daughter of the sea god
Manannán mac Lir in Irish legends. She fell in love with the poet
Oisín, the son of
Fionn mac Cumhaill. It has been used as a given name for people only since the early 20th century.
Nigel m EnglishFrom
Nigellus, a medieval Latinized form of
Neil. It was commonly associated with Latin
niger "black". It was revived in the 19th century, perhaps in part due to Walter Scott's novel
The Fortunes of Nigel (1822).
Niles m EnglishFrom an English surname that was derived from the given name
Neil.
Njáll m Old Norse, IcelandicOld Norse form of
Niall (see
Neil). This is the name of the hero of a 13th century Icelandic saga, based on the life of a 10th-century Icelandic chieftain.
Nyla f EnglishProbably a feminine form of
Niles. It gained popularity in the early 2000s, influenced by similar-sounding names such as
Kyla.
Odharnait f Irish (Rare)Derived from
odar "dun-coloured, greyish brown, tan" combined with a diminutive suffix. This was the name of an early Irish saint.
Odhrán m IrishFrom Old Irish
Odrán, derived from
odar "dun-coloured, greyish brown, tan" combined with a diminutive suffix. This was the name of a saint who travelled with Saint Columba through Scotland.
Oisín m Irish, Irish MythologyMeans
"little deer", derived from Old Irish
oss "deer, stag" combined with a diminutive suffix. In Irish legend Oisín was a warrior hero and a poet, the son of
Fionn mac Cumhaill and the narrator in many of his tales.
Órlaith f Irish, Old IrishMeans
"golden ruler", from Old Irish
ór "gold" combined with
flaith "ruler, sovereign, princess". This name was borne by several medieval Irish royals, including a sister of the king
Brian Boru.
Ormond m English (Rare)From an Irish surname, an Anglicized form of Irish Gaelic
Ó Ruaidh, derived from the given name
Ruadh.
Oscar m English, Irish, Portuguese (Brazilian), Italian, Swedish, Norwegian, Danish, Dutch, French, Irish MythologyPossibly means
"deer friend", derived from Old Irish
oss "deer" and
carae "friend". Alternatively, it may derive from the Old English name
Osgar or its Old Norse cognate
Ásgeirr, which may have been brought to Ireland by Viking invaders and settlers. In Irish legend Oscar was the son of the poet
Oisín and the grandson of the hero
Fionn mac Cumhaill.
... [more] Oskar m German, Swedish, Norwegian, Danish, Estonian, Finnish, Polish, Czech, Slovene, BasqueForm of
Oscar in several languages. A famous bearer was Oskar Schindler (1908-1974), who is credited for saved over 1,000 Polish Jews during World War II.
Ossian m LiteratureVariant of
Oisín used by James Macpherson in his 18th-century poems, which he claimed to have based on early Irish legends. In the poems Ossian is the son of
Fingal, and serves as the narrator.
Piran m CornishPossibly derived from
Ciarán. This was the name of a 5th-century Irish monk who founded a monastery in Cornwall. He is the patron saint of Cornwall.
Quinlan m & f English (Rare)From an Irish surname, an Anglicized form of
Ó Caoindealbháin, itself from the given name
Caoindealbhán (Old Irish
Caíndelbán).
Quinn m & f EnglishFrom an Irish surname, an Anglicized form of Irish Gaelic
Ó Cuinn, itself derived from the given name
Conn. In the United States it was more common as a name for boys until 2010, the year after the female character Quinn Fabray began appearing on the television series
Glee.
Rathnait f Irish (Rare)Derived from Old Irish
rath "grace, prosperity" combined with a diminutive suffix. This was the name of an early Irish saint.
Reagan f & m English (Modern)From an Irish surname, an Anglicized form of
Ó Riagáin, derived from the given name
Riagán. This surname was borne by American actor and president Ronald Reagan (1911-2004).
... [more] Regan f & m Literature, EnglishMeaning unknown. In the chronicles of Geoffrey of Monmouth it is the name of a treacherous daughter of King
Leir. Shakespeare adapted the story for his tragedy
King Lear (1606). In the modern era it has appeared in the horror movie
The Exorcist (1973) belonging to a girl possessed by the devil. This name can also be used as a variant of
Reagan.
Riagán m Irish (Rare)From Old Irish
Riacán, probably derived from
rí "king" combined with a diminutive suffix.
Rígbarddán m Old IrishMeans
"little poet of the king", from Old Irish
rí "king" (genitive
ríg) combined with
bard "poet" and a diminutive suffix.
Ríoghán m IrishFrom Old Irish
Rígán, itself from
rí "king" (or the derivative
ríg "royal") combined with a diminutive suffix.
Ríoghnach f Irish MythologyDerived from Old Irish
rígain meaning
"queen". According to some sources, this was the name of a wife of the semi-legendary Irish king
Niall of the Nine Hostages.
Roderick m English, Scottish, WelshMeans
"famous ruler" from the Old German elements
hruod "fame" and
rih "ruler, king". This name was in use among the Visigoths; it was borne by their last king (Gothic form *
Hroþireiks, also known by the Spanish form
Rodrigo), who died fighting the Muslim invaders of Spain in the 8th century. It also had cognates in Old Norse and West Germanic, and Scandinavian settlers and Normans introduced it to England, though it died out after the Middle Ages. It was revived in the English-speaking world by Walter Scott's 1811 poem
The Vision of Don Roderick.
... [more] Rónán m Irish, Old IrishMeans
"little seal", derived from Old Irish
rón "seal" combined with a diminutive suffix. This was the name of several early Irish saints, including a pilgrim to Brittany who founded the hermitage at Locronan in the 6th century.
Rory m & f Irish, Scottish, EnglishAnglicized form of
Ruaidhrí. Typically a masculine name, it gained some popularity for girls in the United States after it was used on the television series
Gilmore Girls (2000-2007), in this case as a nickname for
Lorelai. Despite this, the name has grown more common for boys in America, especially after 2011, perhaps due to Northern Irish golfer Rory McIlroy (1989-).
Rowan m & f Irish, English (Modern)Anglicized form of the Irish name
Ruadhán. As an English name, it can also be derived from the surname Rowan, itself derived from the Irish given name. It could also be given in reference to the rowan tree, a word of Old Norse origin (coincidentally sharing the same Indo-European root meaning "red" with the Irish name).
Roy m Scottish, English, DutchAnglicized form of
Ruadh. A notable bearer was the Scottish outlaw and folk hero Rob Roy (1671-1734). It is often associated with French
roi "king".
Ruadh m Medieval Irish, Medieval ScottishIrish and Scottish Gaelic byname meaning
"red", often a nickname for one with red hair. This was the nickname of the Scottish outlaw Raibeart Ruadh MacGregor (1671-1734), known as Rob Roy in English.
Ruadhán m IrishFrom Old Irish
Rúadán, derived from
rúad "red" combined with a diminutive suffix. This was the name of the founder of the monastery of Lorrha in the 6th century.
Ruaidhrí m IrishFrom Old Irish
Ruaidrí meaning
"red king", from
rúad "red" combined with
rí "king". This was the name of the last high king of Ireland, reigning in the 12th century.
Ry m & f EnglishShort form of
Ryan and other names beginning with
Ry.
Ryan m EnglishFrom a common Irish surname, the Anglicized form of
Ó Riain. This patronymic derives from the given name
Rian, which is of uncertain meaning. It is traditionally said to mean
"little king", from Irish
rí "king" combined with a diminutive suffix.
... [more] Sadb f Irish Mythology, Old IrishProbably derived from the old Celtic root *
swādu- meaning
"sweet". This was a common name in medieval Ireland. In Irish mythology Sadb was a woman transformed into a deer. She was the mother of
Oisín by
Fionn mac Cumhaill.
Saoirse f IrishMeans
"freedom" in Irish Gaelic. It was first used as a given name in the 20th century.
Saraid f Irish, Irish MythologyFrom Old Irish
Sárait, derived from
sár meaning
"excellent". This was the name of a daughter of the legendary high king of Ireland, Conn of the Hundred Battles.
Scáthach f Irish MythologyMeans
"shadowy" in Irish. In Irish legend this was the name of a warrior woman. She instructed
Cúchulainn in the arts of war, and he in turn helped her defeat her rival
Aoife.
Séaghdha m Irish (Rare)From Old Irish
Ségdae, probably derived from
ségda meaning
"fine, good, favourable, learned". According to an Irish legend this was the name of a boy who was set to be sacrificed but was saved by his mother.
Senán m Irish, Old IrishMeans
"little old one", derived from Old Irish
sen "old" combined with a diminutive suffix. Saint Senán was a 6th-century monk who founded the monastery on Inis Cathaigh.
Shannon f & m EnglishFrom the name of the River Shannon, the longest river in Ireland, called
an tSionainn in Irish. It is associated with the legendary figure
Sionann and is sometimes said to be named for her. However it is more likely she was named after the river, which may be related to Old Irish
sen "old, ancient". As a given name, it first became common in America after the 1940s.
Shaw m English (Rare)From a surname. As an English surname it is derived from Old English
sceaga meaning
"thicket". As a Scottish surname it is derived from the Gaelic byname
Sitheach meaning
"wolf".
Sionann f Irish MythologyIn Irish legend this was the name of a granddaughter of the sea god
Lir who went to Connla's Well, which was forbidden. The well burst and drowned her, leaving her body in the river thereafter known as the
Sionainn (see
Shannon).
Sláine f & m Old Irish, Irish MythologyFrom Old Irish
slán meaning
"health, safety". This was the name of a legendary high king of Ireland, one of the Fir Bolg. It was also the name of a daughter of the 11th-century high king Brian Boru.
Suibhne m Irish MythologyFrom Old Irish
Suibne, possibly derived from
subae meaning
"joy, pleasure". This was the name of several figures from early Irish history, including a 7th-century high king and an 8th-century saint. It also appears in the Irish legend
Buile Suibhne (meaning "The Madness of Suibhne") about a king who goes insane after being cursed by Saint Rónán Finn.
Sweeney m Irish MythologyAnglicized form of
Suibhne. In fiction, this name is borne by the murderous barber Sweeney Todd, first appearing in the British serial
The String of Pearls: A Romance (1846-1847).
Tadhg m Irish, Irish MythologyFrom Old Irish
Tadg meaning
"poet". This was the name of an 11th-century king of Connacht, as well as several other kings and chieftains of medieval Ireland. According to Irish mythology it was the name of the grandfather of
Fionn mac Cumhaill.
Talulla f Irish (Rare)Anglicized form of the Old Irish name
Taileflaith,
Tuileflaith or
Tuilelaith, probably from
tuile "abundance" and
flaith "ruler, sovereign, princess". This was the name of an early saint, an abbess of Kildare.
Taryn f EnglishProbably a feminine form of
Tyrone. Actors Tyrone Power and Linda Christian created it for their daughter Taryn Power (1953-).
Teague m IrishAnglicized form of
Tadhg. This name is also used as a slang term for an Irish Catholic.
Tighearnach m Medieval IrishFrom Old Irish
Tigernach, derived from
tigerna meaning
"lord". This was the name of an Irish saint, the founder of the monastery at Clones in the 6th century. According to some tales of his life, he was taken by British pirates to the monastery of Rosnat in his youth, but he escaped and returned to Ireland.
Tighearnán m Medieval IrishFrom Old Irish
Tigernán meaning
"little lord", from
tigerna "lord" combined with a diminutive suffix. It was borne by a 6th-century saint who founded a monastery at Errew. It was also the name of a 12th-century king of Breifne.
Toirdhealbhach m Irish (Rare)From Old Irish
Tairdelbach meaning
"instigator", derived from
tairdelb "prompting". This name was borne by several medieval Irish kings.
Túathal m Old IrishMeans
"ruler of the people", from Old Irish
túath "people, country" and
fal "rule". This was the name of a few Irish kings, including the legendary Túathal Techtmar.
Tyrone m English, African AmericanFrom the name of a county in Northern Ireland, which is derived from Irish Gaelic
Tir Eoghain meaning "land of
Eoghan". This name was popularized by American actor Tyrone Power (1914-1958), who was named after his great-grandfather, an Irish actor.
Ultán m Irish, Old IrishMeans
"of Ulster" in Irish. Ulster is a region in the north of Ireland. This name was borne by two 7th-century Irish saints.
Vivian m & f English, Swedish, Norwegian, DanishFrom the Latin name
Vivianus, which was derived from Latin
vivus "alive". Saint Vivian was a French bishop who provided protection during the Visigoth invasion of the 5th century. It has been occasionally used as an English (masculine) name since the Middle Ages. In modern times it is also used as a feminine name, in which case it is either an Anglicized form of
Bébinn or a variant of
Vivien 2.