Christian Names Starting with “O”
Authentic Christian baby names beginning with O — with meanings, origins and lucky numbers. Choose from 246 christian names starting with this letter, or explore another letter below.
Oakland
UnisexLand among oaks
Oaklyn
GirlDwellings near oak trees
Oates
UnisexHunter
Obadan
BoyServant of God
Obadiah
BoyServant of YAHWEH
Obadiahel
BoyServant of God
Obadias
BoyServant of Yahweh
Obadric
BoyServant of God
Obdulia
GirlServant of God
Obed
BoyServant, Worshiper
Obediah
BoyServant of God
Obediel
BoyServant of God
Obeng
BoyPowerful or Wealthy One
Obi
BoyPower, Strength
Obianuju
GirlPowerful God
Obidiah
BoyServant of the Lord
Obie
BoyLittle One
Obinna
BoyPower, Strength, Might
Oby
GirlRiver
Oceana
GirlGoddess of the sea
Octavia
GirlEighth
Octavian
BoyEighth
Octaviano
BoySeventh born
Octavianus
BoyEighth
Octavie
GirlWealthy or eighth
Octaviel
BoyEighth
Octavien
BoySeventh, eighth, or eighth man
Octavina
GirlWealthy eight
Octavine
GirlEighth new beginning
Octavio
BoyEighth
Octavion
BoyEightth
Odalia
GirlWealth and Prosperity
Odalis
GirlWealthy
Ode
UnisexSong, Poem
Odele
GirlWealthy one
Odelia
GirlGod's Deity
Odelinda
GirlWealthy in grace
Odell
BoyFighter, Wealthy
Odella
GirlGod's bounty
Odelle
GirlLady of the sea
Odessa
GirlLady, Wife, or Wealthy
Odette
GirlWealthy one
Odey
UnisexHunter's cry
Odile
GirlWealthy battle
Odilia
GirlWealth in battle
Odilina
GirlGod's reward
Odille
GirlLittle one of God
Odilon
BoyFighter's son
Odin
BoyGod of wisdom and poetry
Odo
BoyWealthy
Ody
UnisexDerived from the Greek 'Odysseus', meaning 'hated by god'
Ofelia
GirlFairy, mythical being
Ofella
GirlDelight, Joy
Ofilia
GirlFaithful in God
Ofori
BoyBorn near the river
Og
BoyGiant or Strong
Ogdan
BoyPowerful and strong
Ogdon
BoyValley, hill
Ogechi
GirlGod's goodness
Ojukwu
BoyGod's gift
Oksana
GirlDerived from the Greek word 'Oxys', meaning sharp or swift.
Oktavia
GirlDerived from Octavius
Ola
GirlHerder, Olive tree
Olaf
BoyWolf's wolf, ancestor
Olag
BoyDerived from Old Norse elements
Olav
BoyDerived from Olaf, meaning 'ancestor-wealth'.
Ole
UnisexPlough
Oleana
GirlOlive tree
Oleander
UnisexRose bay
Oleksii
BoyDescendant of Olexa
Olenka
GirlLight
Oletta
GirlOliva derivative
Olga
GirlSuccessful, beautiful one
Olimpia
GirlOlympic games, glory
Olin
BoyWealthy ruler
Olinda
GirlOlive tree
Oliva
GirlOlive tree
Olivara
GirlOlive tree
Olive
GirlOlive tree symbolizes peace and prosperity
Olivelle
GirlOlive tree
Olivenza
UnisexOlive Garden
Oliver
UnisexOlive tree
Olivero
BoyOlive tree
Olivetta
GirlOlive tree
Olivette
GirlOlive tree
Olivia
UnisexOlive tree
Olivian
GirlOlive tree
Oliviana
GirlOlive tree, peace, beauty
Olivie
GirlOlive tree
Olivienne
GirlOlive tree, peaceful
Oliviera
GirlOlive tree
Oliviero
BoyOlive tree – peace, prosperity
Olivio
BoyOlive tree
Oliy
UnisexOlive tree
Oluchi
GirlWealth and Prosperity
Oluwafemi
BoyGod's treasure
Oluwatobi
BoyGod is good
Olvan
BoyMountain Elf, Olive
Olwen
GirlFawn
Olympas
UnisexMountain god
Olympe
GirlGoddess of the mountains
Olympia
GirlMountain Goddess
Olympie
GirlOlympian, mountain goddess
Oma
UnisexGrandmother
Omaren
BoyShepherd's strength
Omari
BoyPowerful, Ruler
Omarion
BoyMountain
Omero
BoyMan of the earth
Omri
BoyShepherd, powerful
Onaji
UnisexGift from God
Ondina
GirlDancing one
Ondine
GirlWater nymph
Ondrea
GirlOn, towards + droas, a flow, stream
Oneida
GirlOne's people
Onesimus
BoyUseful, profitable
Onesiph
BoyHelpful, Answering prayers
Onesiphorus
BoyHelpful, Useful
Onfre
UnisexFree from
Onfroi
BoyStrong, Wise
Onida
GirlStruggle, Endurance
Onofredo
BoyBrave Red
Onofria
GirlNoble or Gracious
Onofrio
BoyPatience, Endurance
Onorata
GirlHonorable, Pious
Onyango
BoyStrong man
Onyinye
GirlGift of God
Oona
GirlMystery
Opal
GirlPrecious stone
Opaline
GirlPrecious pearl
Ophel
GirlHelp, Comfort
Ophelia
GirlHelper of the people
Ophelie
GirlHelper of the people
Ophelina
Girlhelper of God
Opheline
GirlHelper of the people
Ophir
BoyAbundance, wealth
Ophira
GirlAbundance, preciousness
Ophirina
GirlFruitful, Abundant
Oralee
GirlLight, Mountain Meadow
Oralia
GirlMountain of light
Oralla
GirlGolden Mountain
Oralle
GirlGolden mountain
Oran
BoyMountain man
Orazio
BoyMan's courage
Orbadiah
BoyGod of the mountain
Orel
BoyLittle owl
Orelee
GirlMountain laurel
Orelia
GirlMountain of light
Orella
GirlLittle ear
Orelle
GirlMountain maiden
Oren
BoyMy light
Orenda
GirlGod's Power
Orentia
GirlMountain of God
Orentina
GirlOren's song
Oreoluwa
GirlGod's gift
Orfeo
BoyMelodic, musical, or mythological hero
Orian
BoyMountain of God
Oriana
GirlLight, Dawn
Orianas
GirlMountain of God
Oriella
GirlMountain of light
Orielle
GirlGolden mountain
Orien
BoySun, Light
Orin
BoyLight, mountain
Orinthia
GirlBright mountain, glorious light
Orion
BoyHunter in the heavens
Orius
BoySavior, helper
Orla
GirlGolden Spear
Orlan
UnisexWolf or Bear cub
Orlanda
GirlLand or beauty
Orlando
BoyLand of the lion
Orleah
GirlMountain of God
Orlena
GirlLight, Mountain of God
Orlianna
GirlGolden grace
Orlina
GirlLight, sunray
Orlissa
GirlMaiden of the elm or willow forest
Orly
GirlLight, Bright, Mountain of God
Ornella
GirlLight, Torch
Orpah
GirlFawn or Neo-pagan goddess
Orpazia
GirlLight, radiant, gold
Orphanna
GirlGreek goddess of fertility and childbirth
Orran
BoyMountain man
Orren
BoyMountain man
Orrin
BoyLittle mountain
Orsa
GirlBear, she-bear
Orsina
GirlDaughter of Ursus
Orsino
BoyLittle Bear
Orsola
GirlGolden rule
Orsolina
GirlGolden mountain
Orson
BoyLittle bear
Ortensia
GirlMountain of strength
Orton
BoyWealthy man
Osanna
GirlSave, Deliver, Grace
Osbert
BoyWealth, riches, spear
Osborn
BoyBear cub
Osborne
BoyWealthy friend
Osbourne
BoyWealthy, Divine Power
Oscaria
GirlDivine healing
Osgood
BoyWealthy spear
Osinachi
GirlGod's grace, God's power
Osiris
BoyGod of the Underworld
Oskar
BoyGod spear
Oskari
BoyGod's helper
Oskarina
GirlStar of the Church
Osmond
BoyWealthy, prosperous
Osmund
BoyWealthy protection
Osmundo
BoyWealthy protector
Ossie
UnisexLittle one
Osvalda
GirlWealth or prosperity
Osvaldo
BoyWealth-Ruler
Oswald
BoyWealthy ruler
Oswalda
GirlGod's power
Oswell
BoyDivine strength, God's health
Otes
BoyDeath
Otha
BoyGift of God
Othar
BoyWealthy, rich
Othelia
GirlFairy light
Othella
GirlFairy maiden
Othello
BoyDerived from the Roman name Otellus, meaning 'wealthy' or 'prosperous'
Othilia
GirlFertile in battle
Othilie
GirlFairy of the forest
Othmar
BoyWealth, prosperity, strength
Otho
BoyWealth, Prosperity
Otilina
GirlWealthy in wealth, fortune, and power
Otis
BoyWealthy, prosperous
Otniel
BoyLion of God
Ottaviana
GirlEighth (Latin)
Ottilia
GirlWealth in God
Ottilie
GirlWealth, prosperity
Otto
BoyWealth, prosperity
Ovadia
Boyservant of the Lord
Ovidina
GirlNew, fresh
Ovidius
BoyQuenchable, Capable, Wise
Owen
UnisexYoung warrior
Owusu
BoyBorn on a Friday
Oyeniyi
BoyGod's gift
Oyinka
GirlGod's treasure
Ozarian
BoyOf Oz, a place
Ozeas
BoyGod is my help
Oziah
BoyHelp of God
Ozian
BoyGod is my helper
Ozias
BoyHelp of God
Oziel
BoyMy strength is God
Ozioma
GirlGod is good
Ozius
BoyStrength, power, might
Ozo
UnisexStrength, Power
Ozzie
Boystrong little one
Ozzy
BoyStrong, powerful
Why choose a Christian name beginning with “O”?
Names that start with O give your child a strong, clear initial that is easy to spell, monogram and remember. In the christian tradition, the sound of a name has always mattered as much as its meaning — which is why this letter offers 246 distinct choices, from classic favorites to modern spellings.
Each name below links to a full profile with the authentic meaning, linguistic origin, pronunciation, lucky number, numerology and spelling variations. Bookmark the names you love, then use the popularity comparison tool to weigh your final shortlist.