Celtic Submitted Names

This is a list of submitted names in which the language is Celtic.
gender
usage
language
Submitted names are contributed by users of this website. The accuracy of these name definitions cannot be guaranteed.
Mericke f Manx (Archaic)
Of uncertain origin and meaning. Current theories include a transcription/reading error of Avericke, an adoption of the Yorkshire name Merica or a transferred use of the surname Mericke (which shares its source with the English surname Merick).
Merion f Welsh
Welsh - feminine form of Meirion, the Welsh name of the county of Merioneth. Other feminine forms are Meiriona and Meirionwen.
Merjarel m & f Medieval Cornish, Medieval
From Jarrel used as a surname to congratulate someone for an effort. But also feminine due to Merry is a feminine name.
Merolilan m Old Celtic (Anglicized), History (Ecclesiastical)
Anglicized form of Merolilanus. A notable bearer of this name is the martyr and saint Merolilan of Rheims (8th century AD), who is thought to have been of Irish origin.
Merolilanus m Old Celtic (Latinized), History (Ecclesiastical)
Latinized form of an unknown Old Celtic given name.... [more]
Merraid f Scots (Archaic), Medieval Scottish
Scots phonetic variant of Gaelic Mairead.
Merrin f & m Cornish
Although the exact origin and meaning of this name are unknown, many modern-day academics believe this name to be the (possibly Anglicized) Cornish form of Morien.... [more]
Merzhin m Breton Legend
Breton variant of Merlin.
Metheven f Cornish
Means "June" in Cornish (literally "midsummer"). This is a recently coined Cornish name.
Meurwethen m Medieval Breton
Old Breton name, derived from the elements mor meaning "great" and (g)uethen meaning "warrior, war".
Meurzh m Breton
Breton form of Mars, refering to both the god and the planet. It also means "Tuesday" and "March" in Breton.
Mevanwy f Medieval Welsh (Anglicized)
Late medieval Anglicization of Myfanwy.
Meven m Breton
Of uncertain origin and meaning.
Mevena f Breton
Feminine form of Meven.
Mevenez f Breton
Feminine form of Meven.
Mewan m Cornish
Cornish form of Meven.
Mewen m Breton
Variant of Meven.
Mewena f Breton
The feminine version of Mewen.
Miadhach m Old Irish
Means "honorable, noble, distinguished" in Irish.
Mian m Manx
Probably originally a diminutive of Matthew via Matthias, this name has since become the regular Manx form of Matthew.
Michál m Irish
Irish form of Michael.
Micheál m Irish
Variant of Mícheál.
Míde f Medieval Irish
A variant of Íde by the prefixing of Mo "my" as a term of endearment.
Midir m Irish Mythology
Meaning uncertain. In early Irish literature he was the sídhe lover of Étaín.
Mighal m Cornish
Variant of Myghal.
Mighel m Cornish
Cornish form of Michael
Migou f Breton (Rare)
Diminutive of Mari 1.
Mihâl m Cornish
Cornish variant of Michael
Miig f Breton (Rare)
Variant of Maig.
Mikaelig m Breton
Diminutive of Mikael.
Miliav m Medieval Breton
Breton form of Miliau.
Miliaw m Medieval Cornish
Cornish form of Miliau.
Miniver f Cornish, Welsh, Welsh Mythology
Anglicized form of Menfre, which is of unknown meaning. Saint Menfre, born c.471, was one of the many holy daughters of King Brychan Brycheiniog. 'St. Menfre appears to have been active in Wales, around Minwear, near Haverfordwest, in Dyfed but, later, left her native land in order to evangelise the Cornish.' The early use of the name was in Cornwall where it appears to be a regional form of Guinevere... [more]
Mirain f Welsh
Directly taken from Welsh mirain "beautiful, fair, refined, lovely".
Mochta m Irish
Means "great." ... [more]
Modan m Breton
Variant of Maodan.
Modan m Medieval Irish
Saint Modan was a 6th-century Irish and Scottish monk.
Modana f Breton
Feminine form of Modan.
Modanez f Breton
Feminine form of Modan.
Modlen f Welsh
Welsh form of Magdalene.
Moggy f Manx (Archaic)
Dialectal form of Maggy.
Moi m Welsh
Welsh diminutive of Morris
Moibeal f Scottish Gaelic
Scottish Gaelic form of Mabel.
Moïc m Breton
Breton form of Maurice.
Moina f Scottish Gaelic
Celtic/Gaelic form of Mona meaning 'soft', 'mild', or 'tender'.
Moirean m Scottish Gaelic (Rare)
Masculine derivative of Moire, the Scottish Gaelic name for the Virgin Mary.
Moirrey-Malane f Manx
Combination of Moirrey and Malane, referring to Saint Mary Magdalene.
Molaisse m Medieval Irish
Diminutive of Laisrén, derived from Irish Mo Laisse "my Laise", Laise being a short form of Laisrén. The 7th-century saint Laserian of Leighlin is also called Molaise or Molaisse; he lived as a hermit on Holy Isle in the Firth of Clyde, which is known as Eilean MoLaise in Gaelic.
Mold m Manx (Archaic)
Of debated origin and meaning. Theories include a contracted form of Maughold.
Moli f Welsh
Welsh borrowing of Molly.
Molmore m Manx (Archaic)
Derived from the Gaelic name element máel / mal / maol "tonsured, shorn; (and by extension) disciple, devotee" and the given name More with the intended meaning of "devotee of the Virgin Mary" (since the names of saints were considered too holy for everyday use, they were usually prefixed until the 17th century).... [more]
Mona f Breton
Contracted form of Marivona.
Mona f Manx
Either derived from Irish Muadhnait or a direct adoption of Mona, the oldest known reference to the Isle of Man (made by Julius Caesar, 54 BC). Due to the growing Manx Nationalism and the Celtic revival of the time, the name became popular in the 19th century.
Moncha f Medieval Irish
Of unknown origin and meaning. This name was usually Anglicized and Latinized as Monica.
Monenna f Medieval Irish
Saint Monenna lived in the fifth century. She was born into a noble family in County Louth, Ireland. She is often associated with the region around the town of Killeavy in present-day Northern Ireland.
Mongfind f Irish Mythology
Older form of Mongfhionn, derived from Irish mong "hair" and fionn "white; bright". ... [more]
Moninna f Irish, History
From the hypocorism Mo-Ninne or Moinnine which meant "my ninne"; ninne was the first word this saint spoke. Saint Moinnine or Moninna (c.432-518) of Killeavy in County Armagh, Ireland was supposedly baptised and confirmed by Saint Patrick... [more]
Moninne f Irish
Variant of Moninna.
Morag f Manx
Manx cognate of Mòrag. This name was traditionally Anglicized as the etymologically unrelated Sarah.
Moran m Breton
Derived from either Breton mor "sea" or Old Breton mor (meur in Modern Breton) "great" and a diminutive suffix.
Morana f Breton
Feminine form of Moran.
Moranen f Breton
Variant of Moranenn.
Moranenn f Breton
Feminine form of Moran.
Moranez f Breton
Feminine form of Moran.
Morcenou m Old Welsh
Old Welsh name meaning "son of Morcant", derived from Morcant and the personal name suffix -(g)nou "son".
Mordiern m Breton
Derived from either Breton mor "sea" or "great" (meur in Modern Breton) and tiern "prince; noble" (ultimately from Old Breton tiarn and Proto-Celtic *tigerno- "lord, master").
More f Manx (Archaic)
Manx cognate of Mór 1 and Mòr. In some cases, however, More was also used as a variant of Moirrey (compare Moire).
Morella f Literature, Spanish (Latin American), English (Rare), Romani (Archaic), Medieval Scottish (Rare)
Used by Edgar Allan Poe for the title character of his Gothic short story Morella (1835), in which case he may have invented it by adding a diminutive suffix to Latin mors "death". Alternatively, it may be derived from the name of the ancient Spanish city, the Italian name for the poisonous weed black nightshade (species Solanum nigrum), or from the Italian surname Morello, all of them ultimately deriving from Greek μαῦρος (mauros) meaning "black"... [more]
Morfudd f Welsh, Medieval Welsh
From Welsh maur "great" and budd "wealth". In Welsh legend Morfudd was the twin sister of Sir Owain and the daughter of King Urien by Modron... [more]
Morganen f Breton
Feminine form of Morgan 1.
Morganez f Breton
Feminine form of Morgan.
Morgell f Manx
Manx form of Muirgel.
Morgelyn f Cornish (Rare)
Derived from Cornish morgelyn "sea holly".
Morggán m Medieval Scottish, Scots (Archaic)
The name seemed to be a distant branch from the old Welsh name Morcant, first record of this name being used was by the first Mormaer or Earl of Mar known as Morggán of Mar.
Morlais m Welsh
From the name of a river in Wales, derived from Welsh mor "sea" and llais "voice". It has been used as a given name since the 19th century.
Morrígu f Irish Mythology
Meaning "great queen" or "phantom queen."
Morus m Welsh (Archaic)
Welsh form of Morris.
Morvan m Breton
From an old Breton name of uncertain meaning. According to Albert Deshayes, the first element is equivalent to Modern Breton meur "great" and the second element, an aspirated form of man, is cognate with Latin manus "hand, strength, power over"; alternatively, the first element may be Breton mor "sea", while the second element may mean "wise, sage" from the Indo-European root *men "to think" (or "mind, understanding, reason")... [more]
Morvana f Breton (Rare)
Feminine form of Morvan.
Morvanez f Breton
Feminine form of Morvan.
Morvannen f Breton
Feminine form of Morvan.
Morvarc'h m Breton
Means "sea horse" or "marine horse" in Breton. Name of a fabulous horse of Breton legend found in two folktales reworked in the 19th and 20th centuries, but sometimes reinterpreted as Morvark. ... [more]
Morvoren f Cornish (Modern, Rare)
Derived from Cornish morvoren "mermaid" (ultimately from Cornish mor "sea" and moren "maiden"). This was the bardic name or pseudonym of a member of the Gorsedh Kernow (Katherine Lee Jenner, 1904)... [more]
Morwena f Breton
Breton cognate of Morwenna.
Morys m Welsh
From the Latin Mauricius.
Mossy m Irish
Irish diminutive of Maurice.
Moya f Irish (Anglicized)
Anglicized form of Máire, itself an Irish form of Mary. It is a phonetic variation in which the 'r' is silent.... [more]
Muircheartach m Medieval Irish
Derived from the Gaelic muir "sea" and ceartach "skilled", hence denoted a "mariner".
Muirchú m History (Ecclesiastical), Old Irish
Means "sea hound, sea wolf" in Old Irish, from Old Irish muir "sea" and "dog, hound, wolf". Muirchú moccu Machtheni was a monk and historian from Leinster who wrote the Vita sancti Patricii or The Life of Saint Patrick.
Muireach m Scottish Gaelic
Means “sea warrior” in Scottish Gaelic.
Muireadach m Irish
It means "chieftain".
Muirinn f Irish
Variant of Muireann.
Mullen m Irish (Anglicized)
Anglicized form of Gaelic Ó Maoláin.
Mundy m Irish
In irish it means "From Reamonn".... [more]
Murchadha m Irish
Variant of Murchadh.
Murdagh m Manx
Manx form of Muircheartach and Muiredach.
Mureal f Manx
Manx borrowing of Murreall.
Murghad m Manx
Manx form of Murchadh.
Murghey m Manx
Manx cognate of Murchadh. This name used to be Anglicized as the etymologically unrelated Morgan 1.
Murrine f Medieval Irish (Anglicized)
Early Anglicization of Muireann via the Latinization Murinnia.
Mwirrish m Manx
Manx form of Maurice.
Mychael m English (Rare), Irish (Rare, Archaic), Medieval Baltic
Variant of Michael, as well as a medieval Latvian form.
Myfi f Welsh
Diminutive of Myfanwy.
Myfina f Welsh (Rare)
Elaboration of Myfi.
Myghin f Manx (Modern, Rare)
A modern coinage derived from Manx myghin "mercy", this name is used as a Manx equivalent of Mercy.
Myhal m Cornish
Variant of Myghal.
Mylvoirrey m Manx (Archaic)
Derived from the Gaelic name element máel / mal / maol "tonsured, shorn; (and by extension) disciple, devotee" and the given name Moirrey with the intended meaning of "devotee of the Virgin Mary" (since the names of saints were considered too holy for everyday use, they were usually prefixed until the 17th century).... [more]
Myrick m Medieval Welsh (Anglicized)
Medieval Anglicization of Meurig.
Nabby f Old Irish
An Old Irish nickname that derives from ​the Original Gaelic ​Gobnait, ​Gobnait being the Irish version of the Hebrew Deborah meaning "honey bee". ... [more]
Nadbroicc f Pictish
Legendary figure reported to be Pictish
Naerys f Literature, Medieval Welsh
Created by George R.R. Martin for the character Naerys Targaryen, a historical figure, it is presumably of Valyrian origin but is most likely inspired by the Welsh elaboration of ner "lord, chief" thus changing the meaning to "lady, noblewoman."
Naig f Breton
Diminutive of Annaig.
Nairciseas m Irish
Irish Gaelic form of Narcissus.
Naiton m Pictish
Naiton (Naiton in Bede) II.E. Pict mentioned in the Ulster annals -8th c.
Nano f Irish
Diminutive form of Honora. Used mostly in honour of Nano Nagle who was a pioneer for the education of women and rebellion against the Penal Laws in Ireland
Nantosuelta f Celtic Mythology
In Celtic mythology, Nantosuelta is the goddess of nature, the earth, fire and fertility. Nantosuelta is often associated with water and depicted as being surrounded by water. The goddess's name literally translates as "of winding stream" or "sun-drenched valley", from the Proto-Indo-European root *swel- "swelter", found in Indo-European words denoting "sun".
Nanw f Welsh
Welsh diminutive of Ann.
Naoi m Irish
Irish form of Noah 1.
Naoimh f Irish
Variant of Naomh or Niamh.
Nápla f Irish
A variant of Annaple, which is a Scottish (?) form of Annabel.
Nappy f Irish
An Irish woman's name, current in the nineteenth and early twentieth century, particularly in the west of Ireland among Irish speakers. Described as a short form of Penelope, it seems to have served as a customary anglicisation of the Gaelic name Nuala/Fionnuala
Nárbflaith f Medieval Irish
Derived from Old Irish nár "modest" or "noble" and flaith "princess, lady".
Nárbhfhlaith f Irish (Rare)
Modern Irish form of Nárbflaith.
Naria f Celtic Mythology
Naria was a Gallo-Roman goddess worshiped in western Switzerland. While her functions have been lost to time, it can be deduced from the sole image of her that she may have been a goddess of good luck and blessings, as her image was done in the generic style of Fortuna, the Roman goddess of luck... [more]
Nathair m Old Celtic, Scottish
Nathair is an Old Celtic derivation of the Proto-Celtic Nathrixs, as is Old Irish Nathir, and other variants include Welsh Neidr and the Breton Naer... [more]
Nathy m Medieval Irish
Nathy was a saint born at Luighne, Sligo, Ireland who became a disciple of St. Finnian of Clonnard. He was founder-abbot of a monastery, which is questioned by some in view of his surname. His cult was confirmed in 1903... [more]
Nazer m Medieval Breton
Breton form of Nazarius.
Neacal m Scottish Gaelic
Scottish Gaelic form of Nicholas.
Neachdainn m Scottish Gaelic
Scottish Gaelic form of Nechtan.
Neachtan m Irish, Irish Mythology
The name of the Irish god of water, cognate to Neptune.
Neamh f Irish (Modern)
Derived directly from neamh, the Irish word for "heaven, paradise". Neamh is a modern Irish name.
Neasán m Old Celtic, Old Irish
This was the name of an Irish saint; variant of Nessa 3
Nectan m Cornish
Of uncertain origin and meaning. One theory suggests, however, that this name might be derived from Proto-Celtic *nixto- "clean".... [more]
Nectudad f Pictish, Old Celtic
Presumed to be a feminine name, found on a mediaeval Pictish cross slab.
Nedeleg m Breton (Rare)
Directly taken from Breton nedeleg "Christmas", this name is considered a Breton cognate of Noël.
Neeve f Irish
Anglicized form of Niamh.
Neeyl m Manx
Manx form Niall.
Nefydd m Medieval Welsh
Possibly related to Middle Welsh nef "heaven" (compare nefoedd "heavens"), or udd "lord, prince".
Nehhtonn m Pictish
Pictish form of Nechtan.
Neit m Irish Mythology, Celtic Mythology
Neit likely came from the Proto-Celtic *nei-t-, meaning “impassioned” or “fighting.”... [more]
Neive f Irish
Alternative spelling of Neve.
Nel f Welsh
A Welsh language modification of Nell, believed to be a medieval diminutive of names beginning with El, such as Eleanor, Ellen or Helen, meaning "bright, shining one"... [more]
Nele m Manx (Archaic)
Older form of Neeyl.
Nelig f Breton
Diminutive of Oanell.
Nelw f Welsh
Welsh diminutive of Elin or Elinor.
Nemain f Irish Mythology
In Irish Mythology, Nemain is the fairy spirit of the frenzied havoc of war, and possibly an aspect of Morrígan. Nemain can mean "venomous" relating it to the Proto-Celtic "nemi" meaning "dose of poison," or the Old Irish "nem" or "neimi" meaning "poison."
Nemed m Irish Mythology
Means "sanctuary, person with privilege" in Old Irish, derived from Proto-Celtic *nemetom "sacred place, sanctuary". In medieval Irish legend, this was the name of the leader of the Nemedians, the third group of people to settle in Ireland.
Nemetona f Celtic Mythology
Meaning "sacred area", from the Celtic 'nemeto', itself from 'nemeton', a term designating Gaulish religious spaces. ... [more]
Neot m Medieval Cornish, Cornish (Archaic), History (Ecclesiastical)
Meaning uncertain, perhaps ultimately from Nodens. Saint Neot was a 9th-century Cornish monk who gave his name to a village in Cornwall. His feast day is the 31st July.
Nerin m Breton
Breton cognate of Neirin.
Nessa f Cornish (Modern)
Derived from Cornish nessa "second; nearest".
Nessan m & f Irish
Variant of Neasán
Nessie f Manx (Archaic)
Of debated origin and meaning. While it was certainly used as a diminutive of Agnes, some scholars consider this name a Manx adaption of Neasa.
Neste f Medieval Welsh
Medieval variant of Nest and Nesta.
Nev m English (British, Rare), Irish (Rare)
Short form of Neville (English), Nevan and Nevin (both Irish). Known bearers of this name include the American former sports broadcaster Nev Chandler (1946-1994) and the Australian former politician Nev Warburton (b... [more]
Neven m Breton
Derived from Breton neñv "sky; heaven", this name is occasionally considered the Breton equivalent of Caelestinus.
Neven m Manx (Anglicized)
Anglicized form of Naoimbin, meaning "little saint".
Nevena f Breton
Feminine form of Neven 2.
Nevenez f Breton
Feminine form of Neven.
Nevenoe m Medieval Breton, Breton (Rare), History
Older form of Neven. Nevenoe was the first Duke of Brittany from 846 to his death in 851. He is the Breton pater patriae and to Breton nationalists he is known as Tad ar Vro "father of the country".
Newlyn f Cornish
Cornish form of Nolwenn. It belonged to a 5th-century Cornish saint.
Neyva f Irish (Anglicized)
Anglicized form of Niamh
Nezig f Breton
Diminutive of Alanez and Oanez (the latter via Oanezig).
Niab f Irish Mythology
An older form of Niamh.
Niadh m Old Irish
Means "warrior, champion" in Old Irish.
Nial m Irish
Variant of Niall.
Nialla f Irish, Scottish
Feminine form of Niall.
Niallán m Irish
Diminutive of Niall
Niclas m Welsh
Welsh variant of Nicholas.
Nicnevin f Celtic Mythology, Folklore
From the Scottish surname Neachneohain meaning "daughter(s) of the divine". ... [more]
Niglus m Manx
Manx form of Nicholas.
Nikolaz m Breton
Breton form of Nicolas.
Nikolazig m Breton
Breton diminutive form of Nicholas.
Ninen f Breton
Diminutive of Gweninen.
Ninenn f Breton
Variant of Nina 1.
Ninnidh m Scottish, Irish
Diminutive of Ninian. This was the name of a 6th-century saint, one of the Twelve Apostles of Ireland.
Ninnog f Breton
This name was borne by a 5th-century Breton saint whose life is recorded in the Vita Sanctæ Ninnocæ. It has been speculated that she might be identical with Saint Candide.
Ninog f Breton
Variant of Ninnog.
Ninyan m Irish
Variant of Ninian.
Nisien m Welsh Mythology
Nisien is a figure in Welsh mythology, the son of Penarddun and Euroswydd and twin brother of Efnysien.
Noalig f Breton
Diminutive of Nolwenn.
Noan m Breton
Variant of Oan by misinterpreting the Breton article an "the" as part of the name.
Noanne f Breton (Gallicized, Modern)
Gallicized feminine form of Noan.
Nodlaig f Irish
Alternative form of Nollaig, meaning "christmas".
Nóe m Irish
Irish form of Noah 1.
Noelaig f Breton
Diminutive of Noela.
Nóinín f Irish
Means "daisy" in Irish. It can be also used as diminutive of Nóra (see Onóra).
Nolin m Irish
Variant of Nolan.
Nollick m Manx
Manx form of Noël.
Nolwen f Breton
Variant of Nolwenn.
Nona f Breton
Variant of Non.
Noneen f Irish
Anglicized form of Nóinín.
Nonín f Irish
Variant of Nóinín.
Nonn f Medieval Breton
Breton cognate of Non.
Noreia f Celtic Mythology, German (Modern, Rare), Galician (Modern, Rare)
Noreia used to be considered the epithet of an unidentified pre-Roman mother goddess who left her name in inscriptions throughout the Roman province Noricum (present-day Austria and Slovenia). Current theories suggest, however, that she might have been a Roman "creation" to gain the loyalty of the Norici (ever since Vespasian's time, she was associated with the goddess Isis and referred to as Isisi-Noreia)... [more]
Norig f Breton
Diminutive of Aenor.
Nouel m Breton
Breton variant of Noël.
Nouela f Breton
Feminine form of Nouel.
Noy m Cornish
Cornish form of Noah 1. The name coincides with Cornish noy "nephew".
Noyala f Breton
Latinate form of Nolwenn.
Núadu m Old Irish
Older form of Nuada.
Nuallain m Irish
Irish name, meaning "noble".
Nuz m Breton (Rare)
Cognate of Nudd.
Nwyvre f Welsh (Modern)
From the poetic Middle Welsh word nwyfre meaning "sky, heaven, firmament" and "ether, quintessence", derived from nwyf "energy, vigour". This is a recently coined Welsh name.
Oan m Breton (Rare)
Meaning “lamb” in Breton
Oana f Breton
Variant of Oanez.
Oanell f Breton
Variant of Oanez.
Oanig m Breton (Rare)
Diminutive of Oan.
Ocky m Manx (Archaic)
Manx borrowing of Oghie.
Oclauia f Gaulish
Derived from Gaulish *oclo- "drink".
Oclinos m Gaulish
Derived from Gaulish *oclo- "drink".
Odar m Irish
Means "dark, grey-brown" in Irish.
Odart m Medieval, Germanic, Old Saxon, Medieval Italian, Medieval Scottish, Medieval French, Estonian (Archaic)
Old High German ōt, Old Saxon ōd "wealth, riches" + Old Saxon hard, Old High German hart "strong, hard".
Oein m Irish
In terms of etymology it is though to be derived from the Shelta words for “Seer”, as a phonetical interpretation of the Gaelic/ Irish word Ogham.... [more]
Oenwen f Welsh
Derived from Welsh oen "lamb" and gwen "fair; white; blessed".
Óg m Old Irish
Means "young" or "youth, young man, warrior".
Ógán m Old Irish
Means "youth, young man, warrior", derived from óg "young" combined with a diminutive suffix.
Oghy m Irish
Variant of Oghie
Ogma m Irish Mythology
Ogma (modern spelling: Oghma) was a god from Irish and Scottish mythology & a member of the Tuatha Dé Danann. He was often considered a deity and may be related to the Gallic god Ogmios. According to the Ogam Tract, he is the inventor of Ogham, the script in which Irish Gaelic was first written... [more]
Oifa f Irish Mythology
Form of Aoife used in Joseph Jacobs's translation of the Irish legend the Children of Lir for the jealous third wife of Lir.
Oilbhe f Medieval Irish
Rarer variant of Ailbhe.
Oilbhreis m Scottish Gaelic
Scottish Gaelic form of Oliver.
Oilen f Medieval Irish
Irish adoption of Ellen 1 and Helen.
Oilibhéar m Irish
Irish form of Oliver.
Oilleóg m Irish (Rare)
Diminutive of Oillill.
Oillill m Irish (Rare)
Means "sprite; elf".
Oirféas m Irish (Rare)
Irish Gaelic form of Orpheus.
Oisian m Old Celtic
An old Celtic name meaning "little deer," or "Fawn." 12th most popular boys' name in Ireland as of 2023. The name of a demigod, poet, and many others given the popularity of the name.
Oistín m Irish, Old Irish
Irish form of Austin, or possibly an Old Irish form of Old Norse Eysteinn.
Oithona f Literature, Scottish Gaelic
Gaelic name meaning "virgin of the wave", probably invented by James Macpherson for the Ossian poems.
Ólan m Irish
The name of the patron saint of a parish in Ireland, possibly derived from olann "wool, wooly hair".
Olave m Manx (Archaic)
Manx form of Óláfr via the Latinization Olavus.
Ólchobar m Irish
Means "drink-desiring, lover of drink", from Irish ól "drink" and cobar "desiring". The name of several Irish kings.
Olibhia f Irish (Modern, Rare)
Irish spelling variation of the name Olivia.
Ollister m Manx
Manx cognate of Alasdair.
Ómra f Irish
Means "amber" in Irish.
Onen f Breton
Variant of Onnenn.
Onenn f Breton
Variant of Onnenn.