OBADIAH   m   Biblical
Means "servant of YAHWEH" in Hebrew... [more]

OBED   m   Biblical
Means "servant, worshipper" in Hebrew... [more]

OBERON   m   Literature
Variant of AUBERON... [more]

OBI   m   Igbo
Means "heart" in Igbo.

OBRAD   m   Serbian
Possibly derived from Serbian obradovati "to make happy".

OCEAN   m & f   English (Rare)
Simply from the English word ocean for a large body of water... [more]

OCEANUS   m   Greek Mythology (Latinized)
Latinized form of OKEANOS

OCHIENG   m   Eastern African
Means "born when the sun shines", derived from Luo chieng meaning "sun".

OCTAVIAN   m   History, Romanian
From the Roman name Octavianus, which was derived from the name OCTAVIUS... [more]

OCTAVIANUS   m   Ancient Roman
Latin form of OCTAVIAN

OCTAVIO   m   Spanish
Spanish form of OCTAVIUS

OCTAVIUS   m   Ancient Roman
Roman family name meaning "eighth" from Latin octavus... [more]

ODALIS   f & m   Spanish
Spanish form of ODILIA

ODALRIC   m   Ancient Germanic
Old Germanic form of ULRICH

ODD   m   Norwegian
Possibly derived from Old Norse oddr meaning "point of a sword".

ODDMUND   m   Norwegian
Possibly derived from the Old Norse elements oddr "point of a sword" and mundr "protection".

ODED   m   Biblical
Means "to restore" in Hebrew... [more]

ODELL   m & f   English
From a surname which was originally from a place name meaning "woad hill" in Old English... [more]

ODEN   m   Norse Mythology
Swedish form of ODIN

ODHIAMBO   m   Eastern African
Means "born in the evening" in Luo.

ODHRÁN   m   Irish
Means "little pale green one", derived from Irish odhra "pale green, sallow" combined with a diminutive suffix... [more]

ÖDI   m   Hungarian
Diminutive of ÖDÖN

ODILON   m   French, Portuguese
French diminutive of AUDO

ODIN   m   Norse Mythology
Anglicized form of Old Norse Óðinn which was derived from óðr "inspiration, rage, frenzy"... [more]

ODO   m   Ancient Germanic
Variant of AUDO

ODOACER   m   History
Contracted form of ODOVACAR... [more]

ÖDÖN   m   Hungarian
Hungarian form of EDMUND

ODOVACAR   m   Ancient Germanic
From the Gothic name Audawakrs meaning "wealthy and vigilant", derived from the Germanic elements od "wealth" and wacar "vigilant"... [more]

ODRAN   m   Irish
Anglicized form of ODHRÁN

ODYSSEUS   m   Greek Mythology
Perhaps derived from Greek οδυσσομαι (odyssomai) "to hate"... [more]

OEDIPUS   m   Greek Mythology (Latinized)
Latinized form of the Greek Οιδιπους (Oidipous), meaning "swollen foot" from οιδεω (oideo) "to swell" and πους (pous) "foot"... [more]

ÓENGUS   m   Ancient Irish, Irish Mythology
Old Irish form of AONGHUS

OFER   m   Hebrew
Masculine variant of OPHRAH

OFRA   m & f   Hebrew
Hebrew form of OPHRAH... [more]

'OFRAH   m   Biblical Hebrew
Hebrew form of OPHRAH

OFYDD   m   Welsh
Welsh form of OVID

OGDEN   m   English
From a surname which was derived from a place name meaning "oak valley" in Old English... [more]

OGNIAN   m   Bulgarian
Variant transcription of OGNYAN

OGNJAN   m   Croatian, Serbian, Macedonian
Croatian, Serbian and Macedonian form of OGNYAN

OGNYAN   m   Bulgarian
Derived from Bulgarian огнен (ognen) "fiery".

OHAD   m   Biblical
Means "united" in Hebrew. In the Old Testament he was the third son of Simeon.

OIDIPOUS   m   Greek Mythology
Greek form of OEDIPUS

OISÍN   m   Irish, Irish Mythology
Means "little deer", derived from Irish os "deer" combined with a diminutive suffix... [more]

OIVA   m   Finnish
Means "splendid" in Finnish.

OKEANOS   m   Greek Mythology
From the name of the river or body of water thought by the ancient Greeks to surround the Earth... [more]

OKHROPIR   m   Georgian
Means "gold mouth" in Georgian.

OLA (1)   m   Norwegian, Swedish
Norwegian and Swedish short form of OLAF

OLABODE   m   Yoruba
Means "wealth returns" in Yoruba.

OLAF   m   Norwegian, Danish, German, Dutch, Polish
From the Old Norse name Áleifr meaning "ancestor's descendent", derived from the elements anu "ancestor" and leifr "descendent"... [more]

ÓLAFUR   m   Icelandic
Icelandic form of OLAF

OLAMILEKAN   m   Yoruba
Means "my wealth is increased" in Yoruba.

OLANREWAJU   m   Yoruba
Means "my wealth is the future" in Yoruba.

OLAV   m   Norwegian, Danish
Variant of OLAF

OLAVI   m   Finnish
Finnish form of OLAF

OLAVO   m   Portuguese
Portuguese form of OLAF

OLDŘICH   m   Czech
Czech form of ULRICH

OLE   m   Danish, Norwegian
Danish and Norwegian form of OLAF

OLEG   m   Russian
Russian form of HELGE... [more]

OLEGÁRIO   m   Portuguese
Portuguese form of OLEGARIO

OLEGARIO   m   Spanish
Spanish form of a Germanic name, possibly Heilgar, derived from the elements heil "happy, hearty, healthy" and gar "spear"... [more]

OLEK   m   Polish
Polish short form of ALEXANDER

OLEKSANDER   m   Ukrainian
Variant transcription of OLEKSANDR

OLEKSANDR   m   Ukrainian
Ukrainian form of ALEXANDER

OLEKSIY   m   Ukrainian
Ukrainian form of ALEXIS

OLEV   m   Estonian
Estonian form of OLAF

OLI   m   English
Short form of OLIVER

OLIVER   m   English, German, Serbian
From Olivier, a Norman French form of a Germanic name such as ALFHER or an Old Norse name such as Áleifr (see OLAF)... [more]

OLIVIER   m   French, Dutch
French and Dutch form of OLIVER

OLIVIERO   m   Italian
Italian form of OLIVER

OLLE   m   Swedish
Swedish variant of OLAF

OLLI   m   Finnish
Finnish short form of OLAF

OLLIE   m & f   English
Diminutive of OLIVER, OLIVIA or OLIVE

OLOF   m   Swedish
Swedish form of OLAF

OLOV   m   Swedish
Swedish form of OLAF

OLUCHI   m & f   Igbo
Means "God's work" in Igbo.

OLUF   m   Danish
Danish variant of OLAF

OLUFEMI   m   Yoruba
Means "God loves me" in Yoruba.

OLUFUNKE   m & f   Yoruba
Means "God has cared for" in Yoruba.

OLUFUNMILAYO   f & m   Yoruba
Means "God gave me joy" in Yoruba.

OLUFUNMILOLA   f & m   Yoruba
Means "God gives me wealth" in Yoruba.

OLUJIMI   m   Yoruba
Means "given by God" in Yoruba.

OLUKAYODE   m   Yoruba
Means "God brings happiness" in Yoruba.

OLUMIDE   m   Yoruba
Means "God has come" in Yoruba.

OLUWAFUNMILAYO   f & m   Yoruba
Variant of OLUFUNMILAYO

OLUWASEGUN   m & f   Yoruba
Means "God has been victorious" in Yoruba.

OLUWASEUN   m & f   Yoruba
Means "we thank God" in Yoruba.

OLUWASEYI   f & m   Yoruba
Means "God made this" in Yoruba.

OLUWATOYIN   m & f   Yoruba
Means "God is worthy to be praised" in Yoruba.

OLUWAYEMISI   f & m   Yoruba
Means "God honours me" in Yoruba.

OLYMPIODOROS   m   Ancient Greek
From Ολυμπος (Olympos) (of unknown meaning), the name of the mountain home of the Greek gods, combined with Greek δωρον (doron) "gift".

OLYMPOS   m   Ancient Greek
From a Greek personal name which was derived from the place name Ολυμπος (Olympos) (of unknown meaning), the name of the mountain home of the Greek gods.

OM   m   Indian
From the Sanskrit ओम (om), considered to be a sacred syllable because it represents the range of sounds that can be made by the human voice.

OMAR (1)   m   Arabic
Variant transcription of UMAR

OMAR (2)   m   Biblical
Means "speaker" in Hebrew... [more]

OMEGA   m & f   Various
From the name of the last letter in the Greek alphabet, Ω... [more]

ÖMER   m   Turkish
Turkish form of UMAR

OMER   m   Hebrew
Means "sheaf of wheat" in Hebrew.

OMID   m & f   Iranian
Means "hope" in Persian.

OMOBOLANLE   f & m   Yoruba
Means "a child who met wealth at home" in Yoruba.

OMRI   m   Biblical, Hebrew
Means "my sheaf" in Hebrew... [more]

ONDŘEJ   m   Czech
Czech form of ANDREW

ONDREJ   m   Slovak
Slovak form of ANDREW

ONÉSIME   m   French
French form of ONESIMUS

ONESIMOS   m   Ancient Greek, Biblical Greek
Original Greek form of ONESIMUS

ONESIMUS   m   Biblical, Biblical Latin
Latinized form of the Greek name Ονησιμος (Onesimos), which meant "beneficial, profitable"... [more]

ONESIPHOROS   m   Ancient Greek, Biblical Greek
Original Greek form of ONESIPHORUS

ONESIPHORUS   m   Biblical, Biblical Latin
Latinized form of the Greek name Ονησιφορος (Onesiphoros), which meant "bringing advantage, beneficial"... [more]

ONFROI   m   Medieval French
Norman French form of HUMPHREY

ONISIM   m   Russian
Russian form of ONESIMUS

ONISIMU   m   Old Church Slavic
Old Slavic form of ONESIMUS

ONNI   m   Finnish
Means "happiness, luck" in Finnish.

ONUR   m   Turkish
Means "honour" in Turkish.

ONYEKACHI   f & m   Igbo
Means "who is greater than God?" in Igbo.

ONYEKACHUKWU   m & f   Igbo
Variant of ONYEKACHI, using Chukwu as the last element, which is the extended form of Chi meaning "God".

OPEYEMI   m   Yoruba
Means "I should give praise" in Yoruba.

OPHIR   m   Biblical
Meaning unknown. This was the name of a son of Joktan in the Old Testament.

OPHIUCHUS   m   Astronomy
Means "serpent bearer" in Greek... [more]

OPHRAH   m   Biblical
Means "fawn" in Hebrew... [more]

ORA (1)   f & m   English
Perhaps based on Latin oro "to pray"... [more]

ORAL   m   German (Swiss)
Swiss form of AURELIUS

ORAN   m   Irish
Anglicized form of ODHRÁN

ORAZIO   m   Italian
Italian form of HORATIUS

ORBÁN   m   Hungarian
Hungarian form of URBAN

OREL   m   German (Swiss)
Swiss form of AURELIUS

OREN   m   Hebrew
Means "pine tree" in Hebrew.

ORESTES   m   Greek Mythology
Derived from Greek ορεστιας (orestias) meaning "of the mountains"... [more]

ORFEO   m   Italian, Spanish
Italian and Spanish form of ORPHEUS

ORI   m   Hebrew
Means "my light" in Hebrew.

ORIGEN   m   History
From the Greek name Ωριγενης (Origenes), which was derived from an unknown Greek element combined with the element γενης (genes) "born"... [more]

ORION   m   Greek Mythology
Meaning unknown, but possibly related to Greek ‘οριον (horion) "boundary, limit"... [more]

ÖRJAN   m   Swedish
Medieval Swedish form of JURIAN

ØRJAN   m   Norwegian
Medieval Norwegian form of JURIAN

ORLANDO   m   Italian
Italian form of ROLAND... [more]

ORMAZD   m   Near Eastern Mythology
Modern Persian form of AHURA MAZDA

ORMOND   m   English (Rare)
From an Irish surname which was derived from Ó Ruaidh meaning "descendent of Ruadh"... [more]

ORMONDE   m   English (Rare)
Variant of ORMOND

OROITZ   m   Basque
Means "memory" in Basque.

ORPHEUS   m   Greek Mythology
Perhaps related to Greek ορφνη (orphne) meaning "the darkness of night"... [more]

ORRELL   m   English (Rare)
From a surname which was derived from a place name meaning "ore hill" in Old English.

ORRIN   m   Irish
Anglicized form of ODHRÁN

ORSINO   m   Italian
Italian form of the Roman name Ursinus, itself derived from Ursus (see URS)... [more]

ORSO   m   Italian
Italian form of Ursus (see URS).

ORSON   m   English
From an English surname which was originally a nickname meaning "bear cub", from a diminutive of Norman French ors "bear", ultimately from Latin ursus... [more]

ORTWIN   m   German
Derived from the Germanic elements ort "point" and win "friend".

ORTZI   m   Basque
Means "sky" in Basque.

ORVAL   m   English
Variant of ORVILLE

ORVAR   m   Swedish
Means "arrow" in Old Norse.

ORVILLE   m   English
This name was invented by the 18th-century writer Fanny Burney, who perhaps intended it to mean "golden city" in French... [more]

OSAMA   m   Arabic
Variant transcription of USAMA

OSAMU   m   Japanese
Means "discipline, study" in Japanese.

OSANNE   f & m   French
French form of HOSANNA

OSBEORN   m   Anglo-Saxon
Old English form of OSBORN

OSBERHT   m   Anglo-Saxon
Old English form of OSBERT

OSBERT   m   English (Rare)
Derived from the Old English elements os "god" and beorht "bright"... [more]

OSBORN   m   English
Derived from the Old English elements os "god" and beorn "bear"... [more]

OSBORNE   m   English
From a surname which was a variant of OSBORN.

OSBOURNE   m   English (Rare)
From a surname which was a variant of OSBORN.

ÓSCAR   m   Spanish, Portuguese
Spanish and Portuguese form of OSCAR

ÒSCAR   m   Catalan
Catalan form of OSCAR

OSCAR   m   English, Irish, Portuguese (Brazilian), Scandinavian, Irish Mythology
Possibly means "deer lover", derived from Gaelic os "deer" and cara "lover"... [more]

OSGAR   m   Anglo-Saxon
Derived from the Old English elements os "god" and gar "spear".

OSHEA   m   Biblical (Variant)
Variant of HOSHEA used in some versions of the Bible.

OSHEEN   m   Irish
Anglicized form of OISÍN

OSHER   m   Hebrew
Means "happiness" in Hebrew.

OSIP   m   Russian
Russian form of JOSEPH

OSIRIS   m   Egyptian Mythology (Hellenized)
Greek form of the Egyptian Asar which is of unknown meaning... [more]

ÓSKAR   m   Icelandic
Icelandic form of OSCAR

OSKAR   m   Scandinavian, German, Polish, Slovene
Scandinavian, German, Polish and Slovene form of OSCAR

OSKARI   m   Finnish
Finnish form of OSCAR

OSKARS   m   Latvian
Latvian form of OSCAR

OSKU   m   Finnish
Short form of OSKARI

OSMAN   m   Turkish
Turkish form of UTHMAN... [more]

OSMOND   m   English (Rare)
From the Old English elements os "god" and mund "protector"... [more]

OSMUND   m   Anglo-Saxon
Old English form of OSMOND

OSSIAN   m   Literature
Variant of OISÍN used by James Macpherson in his epic poems, which he claimed to have based on early Irish legends.

OSVALD   m   Scandinavian
Scandinavian cognate of OSWALD

OSVALDO   m   Spanish, Italian, Portuguese
Spanish, Italian and Portuguese form of OSWALD

OSWALD   m   English, German, Anglo-Saxon
Derived from the Old English elements os "god" and weald "rule"... [more]

OSWIN   m   English (Rare)
From the Old English elements os "god" and wine "friend"... [more]

OSWINE   m   Anglo-Saxon
Old English form of OSWIN

OSZKÁR   m   Hungarian
Hungarian form of OSCAR

OTAKAR   m   Czech
Czech form of ODOVACAR

OTÁVIO   m   Portuguese
Portuguese form of OCTAVIUS

OTHELLO   m   Literature
Perhaps an Italian diminutive of OTHO... [more]

OTHNIEL   m   Biblical
Means "lion of God" in Hebrew... [more]

OTHO   m   Ancient Roman
Roman cognomen of unknown meaning... [more]

OTIENO   m   Eastern African
Means "born at night" in Luo.

OTIS   m   English
From an English surname which was derived from the medieval given name Ode, a cognate of OTTO... [more]

OTOKAR   m   Czech
Czech form of ODOVACAR

OTSO   m   Finnish
Means "bear" in Finnish.

OTTAVIANO   m   Italian
Italian form of Octavianus (see OCTAVIAN).

OTTAVIO   m   Italian
Italian form of OCTAVIUS

OTTO   m   German, Scandinavian, Dutch, English, Finnish, Ancient Germanic
Later German form of AUDO... [more]

OTTÓ   m   Hungarian
Hungarian form of OTTO

OTTOKAR   m   German
German form of ODOVACAR

OURANOS   m   Greek Mythology
Original Greek form of URANUS

OURBANOS   m   Biblical Greek
Form of URBAN used in the Greek New Testament.

OURIAS   m   Biblical Greek
Greek form of URIAH

OVADIA   m   Hebrew
Hebrew form of OBADIAH

'OVADYAH   m   Biblical Hebrew
Hebrew form of OBADIAH

OVE   m   Scandinavian
Short form of names that contain the Old Norse element ag "blade".

OVED   m   Hebrew
Hebrew form of OBED

OVID   m   History
From the Roman family name Ovidius, which was possibly derived from Latin ovis "a sheep"... [more]

OVÍDIO   m   Portuguese
Portuguese form of Ovidius (see OVID).

OVIDIO   m   Italian, Spanish
Italian and Spanish form of Ovidius (see OVID).

OVIDIU   m   Romanian
Romanian form of Ovidius (see OVID).

OVIDIUS   m   Ancient Roman
Latin form of OVID

OWAIN   m   Welsh, Welsh Mythology
Probably a Welsh form of EUGENE, though it might be derived from Welsh eoghunn meaning "youth"... [more]

OWEN (1)   m   Welsh, English
Modern form of OWAIN

OWEN (2)   m   Irish
Anglicized form of EOGHAN

ØYSTEIN   m   Norwegian
Norwegian form of EYSTEINN

ØYVIND   m   Norwegian
From the Old Norse name Eyvindr, which was derived from ey meaning "island" and vindr possibly meaning "victory" or "wind".

OZ (1)   m   English
Short form of OSWALD, OSBORN, and other names beginning with a similar sound.

OZ (2)   m   Hebrew
Means "strength" in Hebrew.

OZAN   m   Turkish
Means "bard" in Turkish.

OZANNE   f & m   French
French form of HOSANNA

OZAZIAS   m   Biblical Greek
Form of AZAZIAH used in the Greek Bible.

ÖZGÜR   m & f   Turkish
Means "free" in Turkish.

OZI   m   Biblical Latin, Biblical Greek
Form of UZZI used in the Greek and Latin Old Testament.

OZIAS   m   Biblical Latin, Biblical Greek
Form of UZZIAH used in the Greek and Latin Old Testament.

OZIEL   m   Biblical Greek
Form of UZZIEL used in the Greek Old Testament.

OZIHEL   m   Biblical Latin
Form of UZZIEL used in the Latin Old Testament.

OZZIE   m   English
Diminutive of OSWALD, OSBORN, and other names beginning with a similar sound.

OZZY   m   English
Variant of OZZIE