Boy names beginning with O
286 boy names beginning with O, with meanings and origins.
- OakdenFrom the oak tree valley
- Oakesfrom the oak-tree grove
- Oakleyfrom the oak meadow
- ObadiahServant of God
- ObeServant of God
- ObedServant of God
- ObediahServes God
- ObeliusPillar of strength
- ObelixPillar of strength
- Oberon
- Obiajuluthe heart is consoled
- ObieServant of God
- O'brianSurname
- O'brienSurname
- OcelfaFrom the high plain
- Ochenone of the twins
- O'ConnerDesire, wise aid, hound lover
- O'ConnorDesire, wise aid, hound lover
- OctaveEighth child
- OctavianEighth child
- OctavioEighth child
- OctaviusEighth child
- OctavusEighth child
- OcteA son of Hengist
- OcthaEnemy of Arthur
- OcumwhowurstYellow wolf (Cheyenne)
- OcunnowhurstYellow wolf (Cheyenne)
- Odasmall pointed spear
- OdakotaFriend (Sioux)
- Odaleof the valley
- OdamSon in law
- OdanodanOf the red earth
- Odayleof the valley
- Odbartwealthy
- OddvarThe spear's point
- OdeOde
- OdedEncourages
- Odelwealthy
- OdellSurname
- OdernBy the sea
- Odhertwealthy
- OdhranPale green
- OdiWealthy defender
- OdieOde
- OdilRich
- OdinHead God in Norse mythology
- Odionfirst of twins
- OdisOde
- OdoAcute
- OdomSon in law
- Odonkeeper of the fief
- OdranPale green
- OdwolfWealthy wolf
- OdwolfeWealthy wolf
- OdwulfWealthy wolf
- OdyWealthy defender
- OdysseusFull of wrath
- OegelsbyFearsome
- OengusOne vigor
- Oferfawn
- OffaName of a king
- OgaleeshaWears a red shirt (Sioux)
- OgdenFrom the oak tree valley
- OgdonFrom the oak tree valley
- OgelsbyFearsome
- OgelsvieFearsome
- OgelsvyFearsome
- OggieFrom the oak tree valley
- OgilhinnFrom the high peak
- OgilvieFrom the high peak
- OgilvyFrom the high peak
- OguzArrow
- OhankoReckless
- OhanzeeShadow (Sioux)
- OhcumgacheLittle wolf (Cheyenne)
- OhitekahBrave (Sioux)
- OhnmarMad
- OidhcheNight
- OjasBody strength
- O'keefeSurname
- OkesFrom the oak
- OkhmhakaLittle wolf (Cheyenne)
- OktavianEighth child
- OlafTalisman, ancestor
- OlavTalisman, ancestor
- Olayinkahonors surround me
- OldrichOne with riches and power
- Olegone who is holy
- OlenTalisman, ancestor
- OleosHoly oil used in church
- OlieTalisman, ancestor
- OlinTalisman, ancestor
- OliphantGreat strength
- OliverKind one
- OliverioAffectionate
- OliveriosAffectionate
- OliveroKind one
- OlivierKind one
- OllanegFrom Olney
- OlleyKind one
- OllieKind one
- OllyKind one
- OlneyHolly
- OlofTalisman, ancestor
- OmanandJoy of Om
- OmarLong-lived
- OmawnakwCloud feather (Hopi)
- OmeetMy light
- OmegaGreat
- OmerFirst son
- OmetMy light
- OmmarFirst son
- OmpolyAmpleumian
- OmprakashLight of Om
- Ondtenth child
- O'NeillChampion
- OnfroiPeacefuI Hun
- OnilleFrom the golden village
- OnslowFrom the zealous one's hill
- OnsloweFrom the zealous one's hill
- OojamEnthusiasm
- OorjitPowerful
- OradEarth
- OrahammFrom tbe riverbank enclosure
- OralGolden
- OramPine
- OranWhite
- OratunFrom the shore farm
- OrbCitydweller, educated man
- OrbanCitydweller, educated man
- Orbartwealthy
- Orbertwealthy
- Ordspear
- OrdlandFrom the pointed hill
- OrdmanSpearman
- OrdmundSpear protector
- OrdsoneOrmond's son
- OrdwaldSpear strength
- OrdwayWarrior armed with a spear
- OrdwinSpear friend
- OrdwineSpear friend
- OrelGolden
- OrenPine
- OrestMountain
- OrestesMountain
- OrfordFrom the cattle ford
- OrhamFrom tbe riverbank enclosure
- OriMy light
- OrickFrom the ancient oak tree
- OrielGolden, angel of destiny
- Oriendawn, east
- OrikFrom the ancient oak tree
- OrinWhite
- Oriondawn, east
- Orisdawn, east
- Orkonyfrightening man
- OrlanFamous soldier
- OrlandFamous soldier
- Orlandabright sun
- OrlandoFamous land
- OrlegeBattle strife
- OrlieGolden
- OrlinFamous soldier
- OrlondoFamous soldier
- OrmanSpearman
- OrmemanSpearman
- OrmemundSpear protector
- OrmodSad
- OrmondSpear protector
- Ormoslike a cliff
- OrmundSpear protector
- OroGold
- OroitiThe slow-footed one
- OrosCitydweller, educated man
- OrranPine
- OrrenPine
- OrrickFrom the ancient oak tree
- OrriePine
- OrrikFrom the ancient oak tree
- OrrinPine
- Orsman, hero
- OrsenBear
- OrsinBear
- OrsiniBear
- Orsino
- OrsonBear
- OrtonFrom the shore farm
- OrtunFrom the shore farm
- OrvaBrave friend
- OrvalFrom the golden village
- OrvalleFrom the golden village
- OrvelleFrom the golden village
- OrvilFrom the golden village
- OrvilleFrom the golden village
- OrvinBrave friend
- OrvynBrave friend
- OrwaldSpear strength
- OsDivine
- OsazeFavoured by God
- OsbartDivinely brilliant
- OsbeorhtDivinely brilliant
- Osbertinspired, divine
- Osborninspired, divine
- OsborneSoldier of God
- OsbourneDivine warrior
- OsburnDivine warrior
- OsburtDivinely brilliant
- OscarJumping fighter
- OsckarJumping fighter
- Osgooddivine spear
- O'shaySurname
- O'sheaSurname
- OsipGod wiIl multiply
- OskarJumping fighter
- OskerJumping fighter
- Osmaninspired, divine
- Osmarinspired, divine
- OsmarrDivinely glorious
- Osmeninspired, divine
- OsminGodly protection
- Osmondinspired, divine
- OsmontDivine protector
- Osmundinspired, divine
- OsraedDivine counselor
- OsredDivine counselor
- OsricDivine ruler
- OsrickDivine ruler
- OsridDivine counselor
- OsrikDivine ruler
- OsrydDivine counselor
- Ossianfawn
- Ossieinspired, divine
- Ostedinspired, divine
- Ostricinspired, divine
- OswaldName of a king
- OswaldoDivinely powerful
- OswallDivinely powerful
- OswealdDivinely powerful
- OswellDivinely powerful
- OswinGod friend
- OswineName of a king
- OswiuName of a king
- OswyName of a king
- Oszkardivine spear
- OtaktayKills many (Sioux)
- OtelloAcute
- OthaLittle wealthy one
- OthelloAcute
- Othmanwealthy
- Othmannwealthy
- OthoAcute
- Othomannwealthy
- OtilioAcute
- OtisAcute
- OtoahhastisTall bull (Cheyenne)
- OtoahnactoBull bear (Cheyenne)
- OttoAcute
- OttokarHappy fighter
- OurayArrow
- OursonLittle bear
- OvadiahServes God
- OvadyaServes God
- OveMythical daughter of Dearg
- OvedWorker
- OvidLamb
- OwainSon of Urien
- OwenYoung fighter
- OwensWarrior
- OwinYoung fighter
- OwynYoung fighter
- OxaOx
- Oxfordfrom where the oxen ford
- OxleyFrom the ox enclosure
- OxnafordFrom the ox ford
- OxnaleahFrom the ox enclosure
- OxnatunFrom the ox farm
- Oxonfrom where the oxen ford
- Oxtonfrom where the oxen ford
- OzDry earth, detached, free of material things
- OziStrong
- Ozorname of an ethnic group
- OzsobPious
- Ozsvatdeity, might
- OzziStrong
- OzzieDry earth, detached, free of material things
- Ozzystrength