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246 names • 0 boys • 0 girls

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

Unisex

Land among oaks

Biblical

Oaklyn

Girl

Dwellings near oak trees

Biblical

Oates

Unisex

Hunter

Biblical

Obadan

Boy

Servant of God

Biblical

Obadiah

Boy

Servant of YAHWEH

Biblical

Obadiahel

Boy

Servant of God

Biblical

Obadias

Boy

Servant of Yahweh

Biblical

Obadric

Boy

Servant of God

Biblical

Obdulia

Girl

Servant of God

Biblical

Obed

Boy

Servant, Worshiper

Biblical

Obediah

Boy

Servant of God

Biblical

Obediel

Boy

Servant of God

Biblical

Obeng

Boy

Powerful or Wealthy One

Biblical

Obi

Boy

Power, Strength

Biblical

Obianuju

Girl

Powerful God

Biblical

Obidiah

Boy

Servant of the Lord

Biblical

Obie

Boy

Little One

Biblical

Obinna

Boy

Power, Strength, Might

Biblical

Oby

Girl

River

Biblical

Oceana

Girl

Goddess of the sea

Biblical

Octavia

Girl

Eighth

Biblical

Octavian

Boy

Eighth

Biblical

Octaviano

Boy

Seventh born

Biblical

Octavianus

Boy

Eighth

Biblical

Octavie

Girl

Wealthy or eighth

Biblical

Octaviel

Boy

Eighth

Biblical

Octavien

Boy

Seventh, eighth, or eighth man

Biblical

Octavina

Girl

Wealthy eight

Biblical

Octavine

Girl

Eighth new beginning

Biblical

Octavio

Boy

Eighth

Biblical

Octavion

Boy

Eightth

Biblical

Odalia

Girl

Wealth and Prosperity

Biblical

Odalis

Girl

Wealthy

Biblical

Ode

Unisex

Song, Poem

Biblical

Odele

Girl

Wealthy one

Biblical

Odelia

Girl

God's Deity

Biblical

Odelinda

Girl

Wealthy in grace

Biblical

Odell

Boy

Fighter, Wealthy

Biblical

Odella

Girl

God's bounty

Biblical

Odelle

Girl

Lady of the sea

Biblical

Odessa

Girl

Lady, Wife, or Wealthy

Biblical

Odette

Girl

Wealthy one

Biblical

Odey

Unisex

Hunter's cry

Biblical

Odile

Girl

Wealthy battle

Biblical

Odilia

Girl

Wealth in battle

Biblical

Odilina

Girl

God's reward

Biblical

Odille

Girl

Little one of God

Biblical

Odilon

Boy

Fighter's son

Biblical

Odin

Boy

God of wisdom and poetry

Biblical

Odo

Boy

Wealthy

Biblical

Ody

Unisex

Derived from the Greek 'Odysseus', meaning 'hated by god'

Biblical

Ofelia

Girl

Fairy, mythical being

Biblical

Ofella

Girl

Delight, Joy

Biblical

Ofilia

Girl

Faithful in God

Biblical

Ofori

Boy

Born near the river

Biblical

Og

Boy

Giant or Strong

Biblical

Ogdan

Boy

Powerful and strong

Biblical

Ogdon

Boy

Valley, hill

Biblical

Ogechi

Girl

God's goodness

Biblical

Ojukwu

Boy

God's gift

Biblical

Oksana

Girl

Derived from the Greek word 'Oxys', meaning sharp or swift.

Biblical

Oktavia

Girl

Derived from Octavius

Biblical

Ola

Girl

Herder, Olive tree

Biblical

Olaf

Boy

Wolf's wolf, ancestor

Biblical

Olag

Boy

Derived from Old Norse elements

Biblical

Olav

Boy

Derived from Olaf, meaning 'ancestor-wealth'.

Biblical

Ole

Unisex

Plough

Biblical

Oleana

Girl

Olive tree

Biblical

Oleander

Unisex

Rose bay

Biblical

Oleksii

Boy

Descendant of Olexa

Biblical

Olenka

Girl

Light

Biblical

Oletta

Girl

Oliva derivative

Biblical

Olga

Girl

Successful, beautiful one

Biblical

Olimpia

Girl

Olympic games, glory

Biblical

Olin

Boy

Wealthy ruler

Biblical

Olinda

Girl

Olive tree

Biblical

Oliva

Girl

Olive tree

Biblical

Olivara

Girl

Olive tree

Biblical

Olive

Girl

Olive tree symbolizes peace and prosperity

Biblical

Olivelle

Girl

Olive tree

Biblical

Olivenza

Unisex

Olive Garden

Biblical

Oliver

Unisex

Olive tree

Unknown

Olivero

Boy

Olive tree

Biblical

Olivetta

Girl

Olive tree

Biblical

Olivette

Girl

Olive tree

Biblical

Olivia

Unisex

Olive tree

Unknown

Olivian

Girl

Olive tree

Biblical

Oliviana

Girl

Olive tree, peace, beauty

Biblical

Olivie

Girl

Olive tree

Biblical

Olivienne

Girl

Olive tree, peaceful

Biblical

Oliviera

Girl

Olive tree

Biblical

Oliviero

Boy

Olive tree – peace, prosperity

Biblical

Olivio

Boy

Olive tree

Biblical

Oliy

Unisex

Olive tree

Biblical

Oluchi

Girl

Wealth and Prosperity

Biblical

Oluwafemi

Boy

God's treasure

Biblical

Oluwatobi

Boy

God is good

Biblical

Olvan

Boy

Mountain Elf, Olive

Biblical

Olwen

Girl

Fawn

Biblical

Olympas

Unisex

Mountain god

Biblical

Olympe

Girl

Goddess of the mountains

Biblical

Olympia

Girl

Mountain Goddess

Biblical

Olympie

Girl

Olympian, mountain goddess

Biblical

Oma

Unisex

Grandmother

Biblical

Omaren

Boy

Shepherd's strength

Biblical

Omari

Boy

Powerful, Ruler

Biblical

Omarion

Boy

Mountain

Biblical

Omero

Boy

Man of the earth

Biblical

Omri

Boy

Shepherd, powerful

Biblical

Onaji

Unisex

Gift from God

Biblical

Ondina

Girl

Dancing one

Biblical

Ondine

Girl

Water nymph

Biblical

Ondrea

Girl

On, towards + droas, a flow, stream

Biblical

Oneida

Girl

One's people

Biblical

Onesimus

Boy

Useful, profitable

Biblical

Onesiph

Boy

Helpful, Answering prayers

Biblical

Onesiphorus

Boy

Helpful, Useful

Biblical

Onfre

Unisex

Free from

Biblical

Onfroi

Boy

Strong, Wise

Biblical

Onida

Girl

Struggle, Endurance

Biblical

Onofredo

Boy

Brave Red

Biblical

Onofria

Girl

Noble or Gracious

Biblical

Onofrio

Boy

Patience, Endurance

Biblical

Onorata

Girl

Honorable, Pious

Biblical

Onyango

Boy

Strong man

Biblical

Onyinye

Girl

Gift of God

Biblical

Oona

Girl

Mystery

Biblical

Opal

Girl

Precious stone

Biblical

Opaline

Girl

Precious pearl

Biblical

Ophel

Girl

Help, Comfort

Biblical

Ophelia

Girl

Helper of the people

Biblical

Ophelie

Girl

Helper of the people

Biblical

Ophelina

Girl

helper of God

Biblical

Opheline

Girl

Helper of the people

Biblical

Ophir

Boy

Abundance, wealth

Biblical

Ophira

Girl

Abundance, preciousness

Biblical

Ophirina

Girl

Fruitful, Abundant

Biblical

Oralee

Girl

Light, Mountain Meadow

Biblical

Oralia

Girl

Mountain of light

Biblical

Oralla

Girl

Golden Mountain

Biblical

Oralle

Girl

Golden mountain

Biblical

Oran

Boy

Mountain man

Biblical

Orazio

Boy

Man's courage

Biblical

Orbadiah

Boy

God of the mountain

Biblical

Orel

Boy

Little owl

Biblical

Orelee

Girl

Mountain laurel

Biblical

Orelia

Girl

Mountain of light

Biblical

Orella

Girl

Little ear

Biblical

Orelle

Girl

Mountain maiden

Biblical

Oren

Boy

My light

Biblical

Orenda

Girl

God's Power

Biblical

Orentia

Girl

Mountain of God

Biblical

Orentina

Girl

Oren's song

Biblical

Oreoluwa

Girl

God's gift

Biblical

Orfeo

Boy

Melodic, musical, or mythological hero

Biblical

Orian

Boy

Mountain of God

Biblical

Oriana

Girl

Light, Dawn

Biblical

Orianas

Girl

Mountain of God

Biblical

Oriella

Girl

Mountain of light

Biblical

Orielle

Girl

Golden mountain

Biblical

Orien

Boy

Sun, Light

Biblical

Orin

Boy

Light, mountain

Biblical

Orinthia

Girl

Bright mountain, glorious light

Biblical

Orion

Boy

Hunter in the heavens

Biblical

Orius

Boy

Savior, helper

Biblical

Orla

Girl

Golden Spear

Biblical

Orlan

Unisex

Wolf or Bear cub

Biblical

Orlanda

Girl

Land or beauty

Biblical

Orlando

Boy

Land of the lion

Biblical

Orleah

Girl

Mountain of God

Biblical

Orlena

Girl

Light, Mountain of God

Biblical

Orlianna

Girl

Golden grace

Biblical

Orlina

Girl

Light, sunray

Biblical

Orlissa

Girl

Maiden of the elm or willow forest

Biblical

Orly

Girl

Light, Bright, Mountain of God

Biblical

Ornella

Girl

Light, Torch

Biblical

Orpah

Girl

Fawn or Neo-pagan goddess

Biblical

Orpazia

Girl

Light, radiant, gold

Biblical

Orphanna

Girl

Greek goddess of fertility and childbirth

Biblical

Orran

Boy

Mountain man

Biblical

Orren

Boy

Mountain man

Biblical

Orrin

Boy

Little mountain

Biblical

Orsa

Girl

Bear, she-bear

Biblical

Orsina

Girl

Daughter of Ursus

Biblical

Orsino

Boy

Little Bear

Biblical

Orsola

Girl

Golden rule

Biblical

Orsolina

Girl

Golden mountain

Biblical

Orson

Boy

Little bear

Biblical

Ortensia

Girl

Mountain of strength

Biblical

Orton

Boy

Wealthy man

Biblical

Osanna

Girl

Save, Deliver, Grace

Biblical

Osbert

Boy

Wealth, riches, spear

Biblical

Osborn

Boy

Bear cub

Biblical

Osborne

Boy

Wealthy friend

Biblical

Osbourne

Boy

Wealthy, Divine Power

Biblical

Oscaria

Girl

Divine healing

Biblical

Osgood

Boy

Wealthy spear

Biblical

Osinachi

Girl

God's grace, God's power

Biblical

Osiris

Boy

God of the Underworld

Biblical

Oskar

Boy

God spear

Biblical

Oskari

Boy

God's helper

Biblical

Oskarina

Girl

Star of the Church

Biblical

Osmond

Boy

Wealthy, prosperous

Biblical

Osmund

Boy

Wealthy protection

Biblical

Osmundo

Boy

Wealthy protector

Biblical

Ossie

Unisex

Little one

Biblical

Osvalda

Girl

Wealth or prosperity

Biblical

Osvaldo

Boy

Wealth-Ruler

Biblical

Oswald

Boy

Wealthy ruler

Biblical

Oswalda

Girl

God's power

Biblical

Oswell

Boy

Divine strength, God's health

Biblical

Otes

Boy

Death

Biblical

Otha

Boy

Gift of God

Biblical

Othar

Boy

Wealthy, rich

Biblical

Othelia

Girl

Fairy light

Biblical

Othella

Girl

Fairy maiden

Biblical

Othello

Boy

Derived from the Roman name Otellus, meaning 'wealthy' or 'prosperous'

Biblical

Othilia

Girl

Fertile in battle

Biblical

Othilie

Girl

Fairy of the forest

Biblical

Othmar

Boy

Wealth, prosperity, strength

Biblical

Otho

Boy

Wealth, Prosperity

Biblical

Otilina

Girl

Wealthy in wealth, fortune, and power

Biblical

Otis

Boy

Wealthy, prosperous

Biblical

Otniel

Boy

Lion of God

Biblical

Ottaviana

Girl

Eighth (Latin)

Biblical

Ottilia

Girl

Wealth in God

Biblical

Ottilie

Girl

Wealth, prosperity

Biblical

Otto

Boy

Wealth, prosperity

Biblical

Ovadia

Boy

servant of the Lord

Biblical

Ovidina

Girl

New, fresh

Biblical

Ovidius

Boy

Quenchable, Capable, Wise

Biblical

Owen

Unisex

Young warrior

Unknown

Owusu

Boy

Born on a Friday

Biblical

Oyeniyi

Boy

God's gift

Biblical

Oyinka

Girl

God's treasure

Biblical

Ozarian

Boy

Of Oz, a place

Biblical

Ozeas

Boy

God is my help

Biblical

Oziah

Boy

Help of God

Biblical

Ozian

Boy

God is my helper

Biblical

Ozias

Boy

Help of God

Biblical

Oziel

Boy

My strength is God

Biblical

Ozioma

Girl

God is good

Biblical

Ozius

Boy

Strength, power, might

Biblical

Ozo

Unisex

Strength, Power

Biblical

Ozzie

Boy

strong little one

Biblical

Ozzy

Boy

Strong, powerful

Biblical

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.