Browse Names

This is a list of names in which the gender is masculine; and the first letter is O.
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OBADIAHmBiblical
Means "serving YAHWEH" in Hebrew, derived from עָבַד ('avad) meaning "to serve" and יָה (yah) referring to the Hebrew God. In the Old Testament this is the name of one of the twelve minor prophets, the author of the Book of Obadiah, which predicts the downfall of the nation of Edom.
OBEDmBiblical, Biblical Latin, Biblical Greek
Means "serving, worshipping" in Hebrew. This is the name of several Old Testament characters including the grandfather of David.
OBERONmLiterature
Variant of AUBERON. Oberon was the king of the fairies in Shakespeare's comedy 'A Midsummer Night's Dream' (1595). A moon of Uranus bears this name in his honour.
OBImWestern African, Igbo
Means "heart" in Igbo.
OBRADmSerbian
Possibly derived from Serbian obradovati "to make happy".
OCEANm & fEnglish (Rare)
Simply from the English word ocean for a large body of water. It is ultimately derived from Greek Ωκεανος (Okeanos), the name of the body of water thought to surround the Earth.
OCHIENGmEastern African, Luo
Means "born when the sun shines", derived from Luo chieng meaning "sun".
OCTAVEmFrench
French form of OCTAVIUS.
OCTAVIANmHistory, Romanian
From the Roman name Octavianus, which was derived from the name OCTAVIUS. After Gaius Octavius (later the Roman emperor Augustus) was adopted by Julius Caesar he took the name Gaius Julius Caesar Octavianus.
OCTÁVIOmPortuguese
Portuguese form of OCTAVIUS.
OCTAVIOmSpanish
Spanish form of OCTAVIUS.
OCTAVIUSmAncient Roman
Roman family name meaning "eighth" from Latin octavus. This was the original family name of the emperor Augustus (born Gaius Octavius). It was also rarely used as a Roman praenomen, or given name.
ODALISf & mSpanish
Spanish form of ODILIA.
ODALRICmAncient Germanic
Old Germanic form of ULRICH.
ODDmNorwegian
Derived from Old Norse oddr meaning "point of a sword".
ODDMUNDmNorwegian
Possibly a modern coinage based on the Old Norse elements oddr "point of a sword" and mundr "protection".
ODDOmItalian
Italian form of OTTO.
ODDRmAncient Scandinavian
Old Norse form of ODD.
ODEmMedieval English
Medieval English form of Odo (see OTTO).
ODEDmBiblical
Means "to restore" in Hebrew. In the Old Testament this is the name of a prophet from Samaria.
ODELLm & fEnglish
From a surname which was originally from a place name meaning "woad hill" in Old English. A woad is a herb used for dyeing.
ODENmNorse Mythology
Swedish form of ODIN.
ODESERUNDIYEmNative American, Mohawk
Means "lightning has struck" in Mohawk. This was the name of an 18th-century Mohawk chief, also called John Deseronto.
ODHIAMBOmEastern African, Luo
Means "born in the evening" in Luo.
ODHRÁNmIrish
Means "little pale green one", derived from Irish odhra "pale green, sallow" combined with a diminutive suffix. This was the name of a saint who travelled with Saint Columba through Scotland.
ÖDImHungarian
Diminutive of ÖDÖN.
ODILOmAncient Germanic
Masculine form of ODILIA.
ODILONmFrench (Rare), Portuguese (Rare)
French masculine form of ODILIA.
ODINmNorse Mythology, English (Modern)
Anglicized form of Old Norse Óðinn, which was derived from óðr "inspiration, rage, frenzy". It ultimately developed from the early Germanic *Woðanaz. The name appears as Woden in Anglo-Saxon sources (for example, as the founder of several royal lineages in the Anglo-Saxon Chronicle) and in forms such as Wotan, Wuotan or Wodan in continental Europe. However Odin is most known from Norse mythology, as the highest of the gods, presiding over art, war, wisdom and death. He resided in Valhalla, where warriors went after they were slain.
ODOmAncient Germanic
Variant of Audo (see OTTO).
ODOACERmAncient Germanic
Variant of ODOVACAR. The Gothic leader Odovacar is frequently called by this name.
ÖDÖNmHungarian
Hungarian form of EDMUND.
ODOVACARmAncient Germanic
From the Germanic name Audovacar meaning "wealthy and vigilant", derived from the elements aud "wealth" and wacar "vigilant". Odovacar, also called Odoacer, was a 5th-century Gothic leader who overthrew the last Western Roman emperor and became the first barbarian king of Italy.
ODRANmIrish
Anglicized form of ODHRÁN.
ODYSSEUSmGreek Mythology
Perhaps derived from Greek οδυσσομαι (odyssomai) "to hate". In Greek legend Odysseus was one of the Greek heroes who fought in the Trojan War. In the 'Odyssey' Homer relates Odysseus's misadventures on his way back to his kingdom and his wife Penelope.
OEDIPUSmGreek Mythology (Latinized)
Latinized form of Greek Οιδιπους (Oidipous), meaning "swollen foot" from οιδεω (oideo) "to swell" and πους (pous) "foot". In Greek mythology Oedipus was the son of the Theban king Laius and his wife Jocasta. Laius received a prophesy that he would be killed by his son, so he left the newborn to die of exposure. Oedipus was however rescued and raised in the home of the Corinthian king Polybus. After he had grown and learned of the same prophesy, Oedipus left Corinth so that he would not be a danger to Polybus, who he assumed was his father. On the road to Delphi he chanced upon his real father Laius and slew him in a petty disagreement, thus fulfilling the prophecy. He then correctly answered the Sphinx's riddle, winning the now vacant throne of Thebes and marrying the widowed Queen Jocasta, his own mother. Years later they learned the truth of their relationship, prompting Jocasta to commit suicide and Oedipus to blind himself.
OFEKmHebrew
Means "horizon" in Hebrew.
OFERmHebrew
Means "fawn" in Hebrew. This makes it a modern variant of the Classical Hebrew name Ophrah.
OFIRm & fHebrew, Biblical Hebrew
Hebrew form of OPHIR. In modern times it is also used as a feminine name.
OFRAm & fHebrew
Hebrew form of OPHRAH. Originally it was a masculine name, but it is now used for females too.
OFYDDmWelsh
Welsh form of OVID.
OGDENmEnglish
From a surname which was derived from a place name meaning "oak valley" in Old English. A famous bearer was the humourous American poet Ogden Nash (1902-1971).
OGHENEKAROm & fWestern African, Urhobo
Means "God first" in Urhobo.
OGHENEKEVWEm & fWestern African, Urhobo
Means "God provided for me" in Urhobo.
OGHENEROm & fWestern African, Urhobo
Means "God exists" in Urhobo.
OGNENmMacedonian
Macedonian form of OGNYAN.
OGNIANmBulgarian
Variant transcription of OGNYAN.
OGNJANmCroatian, Serbian
Croatian and Serbian variant form of OGNYAN.
OGNJENmCroatian, Serbian
Croatian and Serbian form of OGNYAN.
OGNYANmBulgarian
Derived from Bulgarian огнен (ognen) "fiery".
OHADmBiblical
Means "united" in Hebrew. In the Old Testament he is the third son of Simeon.
OHANNESmArmenian
Armenian form of Iohannes (see JOHN).
OHIYESAmNative American, Sioux
Means "winner" in Dakota and Lakota.
OIERmBasque
Meaning unknown, of Basque origin.
OISÍNmIrish, Irish Mythology
Means "little deer", derived from Irish os "deer" combined with a diminutive suffix. In Irish legend Oisín was a warrior hero and a poet, the son of Fionn mac Cumhail.
OIVAmFinnish
Means "splendid" in Finnish.
OJIGKWANONGmNative American, Algonquin
Means "morning star" in Alqonguin.
OKAFORmWestern African, Igbo
Means "born on Afor" in Igbo, Afor being one of the days of the Igbo week.
OKEANOSmGreek Mythology
From the name of the river or body of water thought by the ancient Greeks to surround the Earth. In Greek mythology Okeanos was the Titan who personified this body of water.
OKEKEmWestern African, Igbo
Means "born on Eke" in Igbo, Eke being one of the days of the Igbo week.
OKONKWOmWestern African, Igbo
Means "born on Nkwo" in Igbo, Nkwo being one of the days of the Igbo week.
OKORIEmWestern African, Igbo
Means "born on Orie" in Igbo, Orie being one of the days of the Igbo week.
OKOROmWestern African, Urhobo
Means "man" in Urhobo.
OKROPIRmGeorgian
Means "gold mouth" in Georgian.
OLA (1)mNorwegian, Swedish
Norwegian and Swedish short form of OLAF.
OLABODEmWestern African, Yoruba
Means "wealth returns" in Yoruba.
OLAFmNorwegian, Danish, German, Dutch, Polish
From the Old Norse name Áleifr meaning "ancestor's descendant", derived from the elements anu "ancestor" and leifr "descendant". This was the name of five kings of Norway, including Saint Olaf (Olaf II).
ÓLAFURmIcelandic
Icelandic form of OLAF.
OLAMIDEm & fWestern African, Yoruba
Means "my wealth has arrived" in Yoruba.
OLAMILEKANmWestern African, Yoruba
Means "my wealth is increased" in Yoruba.
OLANREWAJUmWestern African, Yoruba
Means "my wealth is the future" or "my wealth is moving forward" in Yoruba.
OLAVImFinnish, Estonian
Finnish and Estonian form of OLAF.
OLAVOmPortuguese
Portuguese form of OLAF.
ÓLAVURmFaroese
Faroese form of OLAF.
OLDŘICHmCzech
Czech form of ULRICH.
OLDRICHmSlovak
Slovak form of ULRICH.
OLEmDanish, Norwegian
Danish and Norwegian form of OLAF.
OLEGmRussian
Russian form of HELGE. The Varangians brought this name from Scandinavia to Russia. It was borne by an important 10th-century grand prince of Kiev.
OLEGÁRIOmPortuguese
Portuguese form of OLEGARIO.
OLEGARIOmSpanish
Spanish form of a Germanic name, possibly Aldegar, derived from the elements ald "old" and ger "spear". This was the name of a 12th-century saint, a bishop of Barcelona.
OLEHmUkrainian
Ukrainian form of OLEG.
OLEKmPolish
Short form of ALEKSANDER.
OLEKSANDERmUkrainian
Variant transcription of OLEKSANDR.
OLEKSANDRmUkrainian
Ukrainian form of ALEXANDER.
OLEKSIYmUkrainian
Ukrainian form of ALEXIS.
OLESmUkrainian
Short form of OLEKSANDR or OLEKSIY.
OLEVmEstonian
Estonian form of OLAF.
OLEXIYmUkrainian
Variant transcription of OLEKSIY.
OLImEnglish
Short form of OLIVER.
OLIVÉRmHungarian
Hungarian form of OLIVER.
OLIVERmEnglish, German, Swedish, Norwegian, Danish, Finnish, Estonian, Serbian, Croatian, Macedonian, Czech, Slovak
From Olivier, a Norman French form of a Germanic name such as ALFHER or an Old Norse name such as Áleifr (see OLAF). The spelling was altered by association with Latin oliva "olive tree". In the Middle Ages the name became well-known in Western Europe because of the French epic 'La Chanson de Roland', in which Olivier was a friend and advisor of the hero Roland.... [more]
OLIVIERmFrench, Dutch
French and Dutch form of OLIVER.
OLIVIEROmItalian
Italian form of OLIVER.
OLIWERmPolish (Rare)
Polish form of OLIVER.
OLLEmSwedish
Swedish diminutive of OLAF.
OLLImFinnish
Finnish diminutive of OLAVI.
OLLIEm & fEnglish
Diminutive of OLIVER, OLIVIA or OLIVE.
OLOFmSwedish
Swedish form of OLAF.
OLOVmSwedish
Swedish form of OLAF.
OLUCHIm & fWestern African, Igbo
Means "God's work" in Igbo.
OLUFmDanish
Danish variant of OLAF.
OLUFEMImWestern African, Yoruba
Means "God loves me" in Yoruba.
OLUFUNKEm & fWestern African, Yoruba
Means "God has cared for" in Yoruba.
OLUFUNMILAYOf & mWestern African, Yoruba
Means "God gave me joy" in Yoruba.
OLUFUNMILOLAf & mWestern African, Yoruba
Means "God gives me wealth" in Yoruba.
OLUJIMImWestern African, Yoruba
Means "given by God" in Yoruba.
OLUKAYODEmWestern African, Yoruba
Means "God brings happiness" in Yoruba.
OLUMIDEmWestern African, Yoruba
Means "God has come" in Yoruba.
OLUWAKANYINSOLAm & fWestern African, Yoruba
Means "God has added sweetness to my wealth" in Yoruba.
OLUWASEGUNm & fWestern African, Yoruba
Means "God has been victorious" in Yoruba.
OLUWASEUNm & fWestern African, Yoruba
Means "we thank God" in Yoruba.
OLUWASEYIf & mWestern African, Yoruba
Means "God made this" in Yoruba.
OLUWATOYINm & fWestern African, Yoruba
Means "God is worthy to be praised" in Yoruba.
OLUWAYEMISIf & mWestern African, Yoruba
Means "God honours me" in Yoruba.
OLYMPIODOROSmAncient Greek
From OLYMPOS, the name of the mountain home of the Greek gods, combined with Greek δωρον (doron) "gift".
OLYMPOSmAncient Greek
From a Greek personal name which was derived from the place name OLYMPOS, the name of the mountain home of the Greek gods.
OMmIndian, Hindi, Marathi
From the Sanskrit ओम् (om), considered to be a sacred syllable because it represents the range of sounds that can be made by the human voice.
OMAR (1)mArabic, English, Spanish
Variant transcription of UMAR. This is the usual English spelling of the 12th-century poet Umar Khayyam's name. In his honour it has sometimes been used in the English-speaking world, notably for the American general Omar Bradley (1893-1981).
OMAR (2)mBiblical
Means "speaker" in Hebrew. This was the name of a son of Eliphaz in the Old Testament.
OMEGAm & fVarious
From the name of the last letter in the Greek alphabet, Ω. It is often seen as a symbol of completion.
ÖMERmTurkish
Turkish form of UMAR.
OMERmHebrew
Means "sheaf of wheat" in Hebrew.
OMIDm & fPersian
Means "hope" in Persian.
OMIROSmGreek
Modern Greek form of HOMER.
OMOBOLANLEf & mWestern African, Yoruba
Means "a child who met wealth at home" in Yoruba.
OMONDImEastern African, Luo
Means "born early in the morning" in Luo.
OMRANmArabic
Variant transcription of UMRAN.
OMRImBiblical, Hebrew, Biblical Hebrew
Possibly means "life" or "servant" in Hebrew (or a related Semitic language). This was the name of a 9th-century BC military commander who became king of Israel. He appears in the Old Testament, where he is denounced as being wicked.
ONANGWATGOmNative American, Oneida
Means "big medicine" in Oneida. This was the name of a chief of the Oneida people, also named Cornelius Hill (1834-1907).
ONDŘEJmCzech
Czech form of ANDREW.
ONDREJmSlovak
Slovak form of ANDREW.
ONÉSIMEmFrench
French form of ONESIMUS.
ONESIMUSmBiblical, Biblical Latin
Latinized form of the Greek name Ονησιμος (Onesimos), which meant "beneficial, profitable". Saint Onesimus was an escaped slave of Philemon who met Saint Paul while in prison and was converted by him. Paul sent him back to Philemon carrying the epistle that appears in the New Testament.
ONESIPHORUSmBiblical, Biblical Latin
Latinized form of the Greek name Ονησιφορος (Onesiphoros), which meant "bringing advantage, beneficial". This name is mentioned briefly in Paul's second epistle to Timothy in the New Testament. According to tradition he was martyred by being tied to horses and then torn apart.
ONFROImMedieval French
Norman French form of HUMPHREY.
ONNImFinnish
Means "happiness, luck" in Finnish.
ONOFREmSpanish, Portuguese
Spanish and Portuguese form of ONUPHRIUS.
ONOFRIOmItalian
Italian form of ONUPHRIUS.
ONUPHRIUSmEgyptian Mythology (Latinized), Late Roman
Latinized form of Greek Οννωφρις (Onnophris), derived from Egyptian Unn-nfr meaning "he who is good, he who is happy". This was an epithet of the god Osiris. It was later used by an Egyptian saint and hermit from the 4th or 5th century.
ONURmTurkish
Means "honour" in Turkish.
ONYEKACHIf & mWestern African, Igbo
Means "who is greater than God?" in Igbo.
ONYEKACHUKWUm & fWestern African, Igbo
Variant of ONYEKACHI, using Chukwu as the last element, which is the extended form of Chi meaning "God".
OPEYEMIm & fWestern African, Yoruba
Means "I should give praise" in Yoruba.
OPHIRmBiblical
Meaning unknown. This is the name of a son of Joktan in the Old Testament (where it is also used as a place name).
OPHIUCHUSmAstronomy
Latinized form of Greek Οφιουχος (Ophiouchos) meaning "serpent bearer". This is the name of an equatorial constellation that depicts the god Asklepios holding a snake.
OPHRAHmBiblical
Means "fawn" in Hebrew. In the Old Testament this is the name of both a man mentioned in genealogies and a city in Manasseh.
ORm & fHebrew
Means "light" in Hebrew.
ORA (1)f & mEnglish
Perhaps based on Latin oro "to pray". It was first used in America in the 19th century.
ORALmEnglish
Meaning uncertain. This name was borne by the influential American evangelist Oral Roberts (1918-2009), who was apparently named by his cousin.
ORANmIrish
Anglicized form of ODHRÁN.
ORAZIOmItalian
Italian form of HORATIUS.
ORBÁNmHungarian
Hungarian form of URBAN.
ORELmHebrew
Means "light of God" in Hebrew.
ORENmHebrew
Means "pine tree" in Hebrew.
ORESTESmGreek Mythology
Derived from Greek ορεστιας (orestias) meaning "of the mountains". In Greek myth he was the son of Agamemnon and Clytemnestra. He killed his mother and her lover Aegisthus after they killed his father.
ORFEOmItalian, Spanish
Italian and Spanish form of ORPHEUS.
ORHANmTurkish
Derived from Turkish or "great" and the title khan meaning "leader". This was the name of a 14th-century sultan of the Ottoman Empire.
ORIm & fHebrew
Means "my light" in Hebrew.
ORIGENmHistory
From the Greek name Ωριγενης (Origenes), which was possibly derived from the name of the Egyptian god HORUS combined with γενης (genes) "born". Origen was a 3rd-century theologian from Alexandria. Long after his death some of his writings were declared heretical, hence he is not regarded as a saint.
ORIOLmCatalan
From a Catalan surname meaning "golden". It has been used in honour of Joseph Oriol, a 17th-century saint.
ORIONmGreek Mythology
Meaning unknown, but possibly related to Greek ‘οριον (horion) "boundary, limit". Alternatively it may be derived from Akkadian Uru-anna meaning "light of the heavens". This is the name of a constellation, which gets its name from a legendary Greek hunter killed by a scorpion sent by Gaia.
ÖRJANmSwedish
Medieval Swedish form of JURIAN.
ØRJANmNorwegian
Medieval Norwegian form of JURIAN.
ORLA (2)mDanish
Danish name, meaning unknown.
ORLANDOmItalian
Italian form of ROLAND. A city in Florida bears this name, as does a character in Shakespeare's play 'As You like It' (1599).
ORMAZDmPersian Mythology
Modern Persian form of AHURA MAZDA.
ORMONDmEnglish (Rare)
From an Irish surname which was derived from Ó Ruaidh meaning "descendant of RUADH".
OROITZmBasque
Means "memory" in Basque.
ORPHEUSmGreek Mythology
Perhaps related to Greek ορφνη (orphne) meaning "the darkness of night". In Greek mythology Orpheus was a poet and musician who went to the underworld to retrieve his dead wife Eurydice. He succeeded in charming Hades with his lyre, and he was allowed to lead his wife out of the underworld on the condition that he not look back at her until they reached the surface. Unfortunately, just before they arrived his love for her overcame his will and he glanced back at her, causing her to be drawn back to Hades.
ORRELLmEnglish (Rare)
From a surname which was derived from a place name meaning "ore hill" in Old English.
ORRINmIrish
Anglicized form of ODHRÁN.
ORSINOmItalian
Italian form of the Roman name Ursinus, itself derived from Ursus (see URS). This is the name of a character in Shakespeare's play 'Twelfth Night' (1602).
ORSOmItalian
Italian form of Ursus (see URS).
ORSONmEnglish
From an English surname which was originally a nickname meaning "bear cub", from a diminutive of Norman French ors "bear", ultimately from Latin ursus. American actor and director Orson Welles (1915-1985) was a famous bearer of this name.
ORTWINmGerman, Ancient Germanic
Derived from the Germanic elements ort "point" and win "friend".
ORTZImBasque
Means "sky" in Basque.
ORVALmEnglish
Variant of ORVILLE.
ǪRVARmNorse Mythology
Old Norse form of ORVAR.
ORVARmSwedish, Norse Mythology
Means "arrow" in Old Norse. Orvar Odd is a legendary Norse hero who is the subject of a 13th-century Icelandic saga.
ORVILLEmEnglish
This name was invented by the 18th-century writer Fanny Burney, who perhaps intended it to mean "golden city" in French. Orville Wright (1871-1948), together with his brother Wilbur, invented the first successful airplane.
OSAMAmArabic
Variant transcription of USAMA.
OSAMUmJapanese
From Japanese (osamu) meaning "discipline, study", as well as other kanji which have the same pronunciation.
OSBEORNmAnglo-Saxon
Old English form of OSBORN.
OSBERHTmAnglo-Saxon
Old English form of OSBERT.
OSBERTmEnglish (Rare)
Derived from the Old English elements os "god" and beorht "bright". After the Norman conquest, this Old English name was merged with its Norman cognate. It was rare in the Middle Ages, and eventually died out. It was briefly revived in the 19th century.
OSBORNmEnglish
Derived from the Old English elements os "god" and beorn "bear". During the Anglo-Saxon period there was also a Norse cognate Ásbjörn used in England, and after the Norman conquest the Norman cognate Osbern was introduced. It was occasionally revived in the 19th century, in part from a surname that was derived from the given name.
OSBORNEmEnglish
From a surname which was a variant of OSBORN.
OSBOURNEmEnglish (Rare)
From a surname which was a variant of OSBORN.
ÓSCARmSpanish, Portuguese
Spanish and Portuguese form of OSCAR.
ÒSCARmCatalan
Catalan form of OSCAR.
OSCARmEnglish, Irish, Portuguese (Brazilian), Italian, Swedish, Norwegian, Danish, Dutch, French, Irish Mythology
Possibly means "deer friend", derived from Gaelic os "deer" and cara "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 Cumhail.... [more]
OSEEmBiblical Latin, Biblical Greek
Form of HOSHEA (and HOSEA) used in the Greek and Latin Old Testament.
OSGARmAnglo-Saxon
Derived from the Old English elements os "god" and gar "spear".
OSHEAmBiblical
Variant of HOSHEA used in some versions of the Bible.
OSHEENmIrish
Anglicized form of OISÍN.
OSHERmHebrew
Means "happiness" in Hebrew.
OSIPmRussian
Russian form of JOSEPH.
OSIRISmEgyptian Mythology (Hellenized)
Greek form of the Egyptian Asar which is of unknown meaning. In Egyptian mythology Osiris was the god of the dead and the judge of the underworld. He was slain by his brother Seth, but revived by his wife Isis.
ÓSKARmIcelandic
Icelandic form of OSCAR.
OSKARmSwedish, Norwegian, Danish, German, Polish
Scandinavian, German, Polish and Slovene form of OSCAR. A famous bearer was Oskar Schindler (1908-1974), who saved over 1,000 Polish Jews during World War II.
OSKARImFinnish
Finnish form of OSCAR.
OSKARSmLatvian
Latvian form of OSCAR.
OSKUmFinnish
Short form of OSKARI.
OSMANmTurkish
Turkish form of UTHMAN. This was the name of the founder of the Ottoman Empire (14th century).
OSMONDmEnglish (Rare)
From the Old English elements os "god" and mund "protection". During the Anglo-Saxon period a Norse cognate Ásmundr was also used in England, and another version was imported by the Normans. Saint Osmund was an 11th-century Norman nobleman who became an English bishop. Though it eventually became rare, it was revived in the 19th century, in part from a surname that was derived from the given name.
OSMUNDmAnglo-Saxon
Old English form of OSMOND.
OSSIANmLiterature
Variant of OISÍN used by James Macpherson in his epic poems, which he claimed to have based on early Irish legends.
OSTAPmUkrainian
Ukrainian form of EUSTATHIUS.
ÖSTENmSwedish
Swedish form of EYSTEINN.
OSVALDmSwedish, Norwegian, Danish
Scandinavian cognate of OSWALD.
OSVALDOmSpanish, Italian, Portuguese
Spanish, Italian and Portuguese form of OSWALD.
OSWALDmEnglish, German, Anglo-Saxon
Derived from the Old English elements os "god" and weald "power, ruler". Saint Oswald was a king of Northumbria who introduced Christianity to northeast England in the 7th century before being killed in battle. There was also an Old Norse cognate Ásvaldr in use in England, being borne by the 10th-century Saint Oswald of Worcester, who was of Danish ancestry. Though the name had died out by the end of the Middle Ages, it was revived in the 19th century.
OSWINmEnglish (Rare)
From the Old English elements os "god" and wine "friend". Saint Oswin was a 7th-century king of Northumbria. After the Norman conquest this name was used less, and it died out after the 14th century. It was briefly revived in the 19th century.
OSWINEmAnglo-Saxon
Old English form of OSWIN.
OSZKÁRmHungarian
Hungarian form of OSCAR.
OTAKARmCzech
Czech form of ODOVACAR. This was the name of two kings of Bohemia.
OTARmGeorgian
Derived from Turkic otar meaning "pasture, meadow".
OTÁVIOmPortuguese (Brazilian)
Brazilian Portuguese form of OCTAVIUS.
OTGONBAYARm & fMongolian
Means "youngest joy" in Mongolian.
OTHELLOmLiterature
Perhaps an Italian diminutive of OTHO. Shakespeare used this name in his tragedy 'Othello' (1603), where it belongs to a Moor who is manipulated by Iago into killing his wife Desdemona.
ÓÐINNmNorse Mythology, Icelandic
Old Norse and Icelandic form of ODIN.
OTHNIELmBiblical
Meaning uncertain, possibly "lion of God" or "strength of God" in Hebrew. In the Old Testament he is a nephew of Caleb who becomes the first of the ruling judges of the Israelites.
OTHOmAncient Roman
Roman cognomen of unknown meaning. This was the name of a short-lived 1st-century Roman emperor.
OTIENOmEastern African, Luo
Means "born at night" in Luo.
OTISmEnglish
From an English surname which was derived from the medieval given name Ode, a cognate of OTTO. In America it has been used in honour of the revolutionary James Otis (1725-1783).
OTMARmGerman, Czech (Rare), Ancient Germanic
From the Germanic name Audamar, which was derived from the elements aud "wealth, fortune" and mari "famous". This was the name of an 8th-century Swiss saint, an abbot of Saint Gall.
OTOBONGm & fWestern African, Ibibio
Means "from God" in Ibibio.
OTOKARmCzech
Czech form of ODOVACAR.
OTSOmFinnish
Means "bear" in Finnish.
OTTAVIANOmItalian
Italian form of Octavianus (see OCTAVIAN).
OTTAVIOmItalian
Italian form of OCTAVIUS.
OTTMARmGerman
Variant of OTMAR.
OTTOmGerman, Swedish, Norwegian, Danish, Dutch, English, Finnish, Ancient Germanic
Later German form of Audo or Odo, originally a short form of various names beginning with the Germanic element aud meaning "wealth, fortune". This was the name of four kings of Germany, starting in the 10th century with Otto I, the first Holy Roman emperor, who was known as Otto the Great. This name was also borne by a 19th-century king of Greece who was originally from Bavaria. Another notable bearer was the German chancellor Otto von Bismarck (1815-1898).
OTTÓmHungarian, Icelandic
Hungarian and Icelandic form of OTTO.
OTTONEmItalian
Italian form of OTTO.
OTTORINOmItalian
Diminutive of OTTONE.
OURANOSmGreek Mythology
Original Greek form of URANUS.
OURBANOSmBiblical Greek
Form of URBAN used in the Greek New Testament.
OURImBiblical Greek
Form of URI used in the Greek Old Testament.
OVADIAmHebrew
Hebrew form of OBADIAH.
OVEmSwedish, Norwegian, Danish
Probably a modern form of the Old Danish name Aghi, originally a short form of names that contain the Old Norse element egg "edge of a sword" or agi "terror".
OVIDmHistory
From the Roman family name Ovidius, which was possibly derived from Latin ovis "a sheep". Alternatively, it could have a Sabellic origin. Publius Ovidius Naso, better known as Ovid, was a 1st-century BC Roman poet who often wrote on the subjects of love and mythology. He was sent into exile by Emperor Augustus for no apparent reason.
OVÍDIOmPortuguese
Portuguese form of Ovidius (see OVID).
OVIDIOmItalian, Spanish
Italian and Spanish form of Ovidius (see OVID).
OVIDIUmRomanian
Romanian form of Ovidius (see OVID).
OVIDIUSmAncient Roman
Latin form of OVID.
OWAINmWelsh, Welsh Mythology, Arthurian Romance
Probably a Welsh form of EUGENE, though it might be derived from Welsh eoghunn meaning "youth". This was the name of several figures from Welsh history and mythology. In Arthurian legend Owain (also called Yvain in French sources) was one of the Knights of the Round Table, the son of King Urien and husband of the Lady of the Fountain. His character was based on that of Owain ap Urien, a 6th-century Welsh prince who fought against the Angles. This name was also borne by Owain Glyndwr, a 14th-century leader of Welsh resistance against English rule.
OWEN (1)mWelsh, English
Modern form of OWAIN.
OWEN (2)mIrish
Anglicized form of EOGHAN.
OYIBOm & fWestern African, Urhobo
Means "white" in Urhobo.
ØYSTEINmNorwegian
Norwegian form of EYSTEINN.
ØYVINDmNorwegian
From the Old Norse name Eyvindr, which was derived from ey meaning "island" or "good fortune" and vindr possibly meaning "victor".
OZ (1)mEnglish
Short form of OSWALD, OSBORN, and other names beginning with a similar sound.
OZ (2)mHebrew
Means "strength" in Hebrew.
OZANmTurkish
Means "bard" in Turkish.
OZAZIASmBiblical Greek
Form of AZAZIAH used in the Greek Bible.
OŽBALTmSlovene
Slovene form of OSWALD.
OŽBEJmSlovene
Slovene variant form of OSWALD.
ÖZGÜRm & fTurkish
Means "free" in Turkish.
OZImBiblical Latin, Biblical Greek
Form of UZZI used in the Greek and Latin Old Testament.
OZIASmBiblical Latin, Biblical Greek
Form of UZZIAH used in the Greek and Latin Old Testament.
OZIELmBiblical Greek
Form of UZZIEL used in the Greek Old Testament.
OZIHELmBiblical Latin
Form of UZZIEL used in the Latin Old Testament.
ÖZTÜRKmTurkish
Means "pure Turk" in Turkish.
OZZIEmEnglish
Diminutive of OSWALD, OSBORN, and other names beginning with a similar sound.
OZZYmEnglish
Variant of OZZIE.
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