Baby boy names starting with O

Oscar

With Irish and Norse roots, Oscar means “deer-lover” or “God spear.”

Oliver

Latin for “olive tree,” this friendly, peace-linked name has soared in popularity worldwide.

Otis

A German name meaning “wealthy,” Otis made a stylish return thanks.

Otto

Fortune, Born Eighth, Wealthy, Great, Famous, Wealth and Possession

Olive

Kind One, Olive Tree, Peace and The Olive

Orlando

Renowned in the Land, Fame, Homeland, Glory and Earth, Domain and Country

Oren

Ash Tree

Omar

An Era, The Highest of Muhammads Followers, Long-lived, Elevated, Flourishing, Long-Living, Prosperity and Flowering

Ollie

An Olive, Form of Oliver, Elf, Army and Warrior

Orville

Golden Town and Gold Town

Octavio

Eighth Child, The Eighth and Modeled on a Roman Sex

Oakley

From the Oak Tree Meadow and Oak Field

Owen

Help from Allah, Well Born, Young Fighter, Youth, The Lord is Gracious, Rich and Friend and Well-Born

Oswald

Divinely Powerful, Name of a King, God of the Forest, One Who Governs and Divine Power Rule of God

Osvaldo

Divine Power, Ass, Rule, Name of a Nordic Divinity and One Who Governs

Oakes

From the Oak, Near the Oak Trees and Dweller by the Oak Tree

Ogden

Oak Valley and Dweller In the

Osborne

Divine Bear and Soldier of God

Osborn

Divine Warrior and Bear God

Ocie

Oshea

Salvation, Yahweh is salvation, fine or fortunate

Olen

Holy, Ancestor and Relic

Olivier

Army and Elf

Owens

Help from Allah, Born of Yew, Young Fighter, Youth, The Lord is Gracious, Rich and Friend and Well-Born

Osgood

Divinely Good

Oaks

Place Name and Near the Oak Trees

Oxford

From the Place Where the Oxen Cross the River

Omega

Last, the end or great

Osman

Servant of God and Divine Protector

Odis

Son of Otto, Wealthy and Son of Ote

Omer

Eloquent or Bundle of Grain, First Son and Wealth and Famous

Orval

Golden Village, Spear Strength and From the Town of Gold

Orange

Orange

Orton

From the Gray Settlement

Oma

Life Giver, Leader, Friend and A Large Tree

Oneal

Champion, Blue, Like a Horn, Thanks, Favor, Cloud, Passionate, Acquirer and Earner

Oswaldo

Divine Power, Ass and Rule

Ozie

Noble Or Honorable

Odell

Woad Hill, Place Name, Rich, Song and Wealth and Fight

Osburn

Divine Warrior

Ormond

Spear, Mountain of Beaters, French Form of Herman, Army Man, Red and Descendant of Ruadh

Ozell

Divine Strength

Osbourne

Divine Warrior and Born from a Bear

Oliverio

Olive

Oney

Shelter, One Born In a Sacred Place, Woman of Honor, Honor and Honored Honorable

Onie

Shelter and One Born In a Sacred Place

Ormand

Red, Spear-man, Mountain of Bears and Ship Protector

Obie

Heart

Osment

Orsino

Bear

Osher

Blessed, Fortunate, Lucky, Happy, Felicitous, Son of Jacob, Wise and Knowledgeable

Othman

Wealthy, Young Dragon and Snake

Orren

The Name of an English River, Pale Green, Fair and Pale-skinned

Ormonde

Mountain of Bears, Spear, Ship Protector, French Form of Herman, Army Man and Red

Onofre

Peaceful Warrior and Peace

Obi

Heart

Octave

Born In the Eighth Month and Modeled on a Roman Sex

Odon

Wealth

Orson

Bear Like, Ormond's Son, Ors, Little Bear and Inspired By a Family Name

Ozias

God is My Power

Ortiz

Fortification

Ohm

Primordial Sound

Orpheus

Darkness

Osiris

Egyptian God of the Dead

Orin

Dark-Haired

Oslo

Octavius

Eighth Born, The Eighth and Modeled on a Roman Family

Omri

Sheaf of Corn and King of Israel

Oswin

Divine Friend, God's Friend and Deity

Odile

Wealth, Possession and The Word Othal with the Meaning Fatherland

Osias

Salvation

Othello

Wealth

Ollivander

Oisín

Os and Fawn

Ossian

Os and Name of a Legendary Scottish Bard

Osric

Divine Ruler

Overton

Upper Town and Riverside Settlement

Ocelotl

Oak

Place Name and From the Oak Tree Meadow

Octavian

Born Eighth and Modeled on a Roman Sex

Obadiah

Servant of God

Ovie

Holy Massege of Marathi Saint

Obsidian

Ozymandias

Oluwadamilola

The Lord has made me wealthy

Onni

Luck, Happiness and Luck, Fortune

Oaklynn

October

Born During Autumn

Orhan

Ruler

Obe

Oziah

Power and Strength

Oluwatobiloba

God is a great king

Olaf

Ancestor's Descendant, Happy and Heritage of the Ancestors

Ozi

Noble Or Honorable

Oberyn

Obed

Servant of God

Oceanus

Of the ocean

Orestes

From the mountain

Ottis

Fortune, Born Eighth, Wealthy, Great, Famous, Wealth, Possession, Son of Otto and Son of Ote

Oriol

Golden and Gold Made

Orenthal

Ash Tree

Oziel

Divine Strength

Orrin

River, Pale Green, Fair, Pale-skinned and Little Sallow One

Om

The Sacred, The Sound of Universe and Creation

Oaklyn

Beautiful oak or oak lake

Oates

Son of Otto

Oshin

Ocean and Sea

Oriel

Gold Made

Orazio

Egyptian Deity

Omen

Faithful

Orison

Prayer

Otieno

Born at night

Owain

Well Born, Youth and Born of Esos

Osa

Godlike

Osmo

Divine Protector and Wolverine

Ochs

Place Name and Near the Oak Trees

Oedipus

Swollen foot

Ortega

Dweller at the sign of the grouse

Osla

God consecrated

Otso

Bear

Orm

Snake, Serpent, To be Clever, Knowledge, Wisdom and Merciful

Oban

English

Orry

Bear Like, Ormond's Son, Ors, Little Bear, Inspired By a Family Name and English

Othon

Wealth and People

Orso

The Bear

Oto

Fortune, Born Eighth, Wealthy, Great, Famous, Wealth, Possession, Warrior, Brotherly, The Teuton, Brother, Germane, Sister, Army and Man

Ole

Ancestor's Descendant, Happy, Heritage of the Ancestors and Home

Oxley

From the Ox Enclosure and Ox Meadow

Ovid

Ovis

Ottavio

Born In the Eighth Month and Modeled on a Roman Sex

Orlan

From the Pointed Hill, Renowned in the Land, Form of Roland, Glory and Earth and Domain

Ostap

Olo

From a Famous Land, Fame, Homeland, Glory and Earth, Domain, Country and Ancestor's Descendant

Olson

Son of Ole

Olek

Defender of Men and He Who Wards Off (Other) Men

Osbert

Divinely Brilliant, Deity, Shiny and God

Ory

Charitable King, My Light, Bear Like, Ormond's Son, Ors, Little Bear and Inspired By a Family Name

Ontario

Beautiful Lake

Oleander

Evergreen tree

Olav

Ancestor's Descendant and Happy

Onnie

Shelter and One Born In a Sacred Place

Omarion

Odo

Name of a Bishop, Prosperous, Wealth and Possession

Offie

Fawn

Orsen

Bear Like and Form of Orson

Okko

Wealth and Possession

Osburne

Divine Bear

Ozzy

Divine Spear and Diminutive of Oswald

Otello

Wealth

Oracio

Hour, time

Oasis

Fertile area in desert having water and plants

Osha

Nike and Bear

Olan

Ancestor's Descendant, Happy and Heritage of the Ancestors

Orfeo

Darkness

Oaklee

From the Oak Tree Meadow

Oliviero

Elf, Army, Warrior and Oil Tree

Orit

The Word Orare with the Meaning to Pray For and Light

Otho

Fortune, Born Eighth, Wealthy, Great, Famous, Wealth and Possession

Omero

Security, Pledge and Homeros

Olavi

Ancestor's Descendant

Odyssey

Story of Odysseus

Ohara

Small Field

Obadias

Servant of God

Oddie

Otter, Song and Rich

Ori

Charitable King and My Light

Oberon

Natural Spirit and Ruler

Oengus

One, Vigor, Strength, Only One, The Elements Óen Meaning One and One Choice

Otter

Fright Warrior

Olli

Possession

Ovi

Holy Message of Marathi Saint

Oula

First

Octa

Eighth and short of Octavia

Orsin

Like a Bear, Ormond's Son, Ors, Little Bear and Inspired By a Family Name

Oleg

Holy, Blessed, Saint and Intact

Orman

Mariner and Spearman

Orvin

Spear Friend

Oris

Tree

Odysseus

Wrathof angry man and full of wrath

Orian

Gold

Oiva

Excellent, Splendid and Excellent

Ott

Possession

Odelle

Rich, Harmonious and Song

Opie

Ofra

Fawn

Oby

Heart

Osyth

God war

Osian

Little deer

Odie

Otter, Song and Rich

Otman

Wealth, Famous, Well-Known and Possession

Oaklan

Oryon

Son of Fire and Light of Heaven

Ozzie

Divine Power and Diminutive of Oswald

Otik

Fortune, Born Eighth, Wealthy, Great, Famous, Wealth and Possession

Osgar

God Spear and Gentle Friend

Oshae

Olexa

Defender of Mankind, Feminine of Alexander and Protector of Men

Ottone

Wealth

Ove

Point, Edge and The Element Ag Meaning Awe Terror Fear

Otton

Wealth and People

Ohannes

God is Merciful and Gift of God

Odan

Cloud and Grain Cooked with Milk

Oz

Power and Strength

Ojore

Warrior and Man of War

Orino

Bear Like, Ormond's Son, Ors, Little Bear and Inspired By a Family Name

Osamu

Ruler

Oland

Ody

Woad Hill, Place Name, Rich, Song and Wealth and Fight

Ommo

Possession and Famous

Orland

Renowned in the Land, From the Pointed Hill and Form of Roland

Odel

Woad Hill, Place Name, Rich, Song, Wealth and Fight, Possession, Nobility, Noble Kind and Softer

Ode

Wealth and Possession

Olanda

Sweden

Orvil

Golden Village, Spear Strength and Gold Town

Onas

Oleksandr

Protector of Mankind, He Who Wards Off (Other) Men, Protect and Man, Manly and Protector

Odran

High and Royal

Oskari

Ase and Deity

Ottaviano

The Eighth

Orlanda

Fame, Land, Homeland, Glory and Earth and Domain

Oles

Warrior, He Who Wards Off (Other) Men, Protect and Man, Manly and Protector

Ofek

Ojas

Shine, Full of Light, Energy, Luster and Appearance

Orion

Son of the Fire and Light of Heaven

Odale

From the Valley

Ozzi

Divinely Good, Divine Protection and God Protector

Oakleigh

From the Oak Tree Meadow

Olufemi

God Loves Me

Ozcar

Spear of Strength, Dear Friend, Divine Strength, Ase, Deity, Name of a Nordic Divinity and God Spear

Opha

Onix

Black Stone

Olsen

Son of Ole

Omran

Solid Structure and Lifetime

Or

Light

Osmand

A Divine Protector and God Protector

Odinn

Inspiration, Wealthy Defender, Head God in Norse Mythology, The Inspired, Wealth and Friend and Madman

Osmundo

Divine Protection and God Protector

Orvis

Orie

Charitable King and My Light

Oakly

From the Oak Tree Meadow

Orel

Gold Made, The Elements Aureus Meaning Golden, Golden-Haired and Golden, Gilded

Omie

A Homebody

Obediah

Servant of God

Osip

God will Add, Jehova Increases, It will Enlarge, God Would Multiply, God Adds and God Shall Add a Another Son

Olie

Wealth, Defender of Mankind, Ancestor, Ancestor's Descendent, Ancestor's Descendant, Moral Greatness, Heritage of the Ancestors, Julia, Emulum and Inspired By the Same Vine

Omir

Orley

Surrounded By Light

Ogier

Wealth and Spear

Olympos

From Mount Olympus

Osmen

A Divine Protector and God Protector

Orran

The Name of an English River and Pale Green

Omid

Hope

Ophir

Faithful

Onorato

Honor

Okoro

Boy or young man

Oswell

Divinely Powerful

Osmar

Divinely Glorious, Divine and Wonderful, God and Famous

Olev

Ancestor's Descendant, Happy and Heritage of the Ancestors

Oseias

Orenthia

Otfried

Wealth, Peace, Protection, Safety and Possession

Oaklie

From the Oak Tree Meadow

Onek

Fortune, Born Eighth, Wealthy, Great, Famous, Wealth and Possession

Odus

Otmar

Wealth, Famous, Well-Known and Possession

Osie

Olef

Ancestor's Descendant, Happy, Heritage and The Word Leifr with the Meaning Heir Descendent

Onfroi

Peaceful warrior

Oakland

Land of oaks or someone who live by the oak land

Obrien

Descendant of Brian

Oslac

Osmont

Divine Protector

Onofredo

Young Bear and Peace

Oreste

Orestais, The Element Oros Which Means Mount and Mountain Dweller

Obrian

Orvar

Warrior, Fate, Doom, War, Gift and As in a Many Times

Osrick

Divine Ruler

Olamilekan

My wealth is increased by one

Okey

Oak

Oscarito

Lover of Deer, Dear Friend, Divine Strength, Ase, Deity, Name of a Nordic Divinity and God Spear

Obbie

Servant of God

Oluwafemi

God loves me

Osbaldo

Ass and Rule

Okes

From the Oak

Osbern

Divine Warrior and Bear of God

Oseas

Hoshea, Yasha, God has Helped / Freed and Salvation

Odomar

Possession and Famous

Oliwier

Elf, Army and Warrior

Ovila

Octavus

Born In the Eighth Month, The Eighth and Modeled on a Roman Family

Otoniel

Might of God

Orvel

Special Friend and Worth Gold

Osmin

Godly Protection

Olajide

Olyn

Ancestor and Relic

Onslowe

From the Zealous One's Hill

Ozair

Orvelle

Golden Village and Gold Town

Oswall

Divinely Powerful, Name of a King, God of the Forest, One Who Governs and Divine Power Rule of God

Omari

The Highest of Muhammads Followers, Full of Life and Prosperity, Flourishing, Thriving, High Born and Long-Living

Olaff

Ancestor's Descendant, Happy and Heritage of the Ancestors

Ophrah

Fawn

Orlin

Renowned in the Land and Form of Roland

Oluwadarasimi

God has been good to me

Oumar

Destined to a Long Prosperous Life

Orlandito

From a Famous Land, Fame, Homeland, Glory and Earth, Domain and Country

Oluwatobi

God is Great

Osmunde

God and Protection

Ousman

Osmani

Orban

City Dweller, Urban and City Dwellers

Oton

Wealth and People

Otek

Fortune, Born Eighth, Wealthy, Great, Famous, Wealth and Possession

Ollin

Movement

Osmanek

A Divine Protector and God Protector

Orlondo

From a Famous Land, Fame, Homeland, Glory and Earth, Domain and Country

Orrel

Gold Made, The Elements Aureus Meaning Golden, Golden-Haired and Golden, Gilded

Orlee

Surrounded By Light

Odall

Woad Hill, Place Name, Rich, Song and Wealth and Fight

Oswold

Divinely Powerful, Name of a King, God of the Forest, One Who Governs and Divine Power Rule of God

Orlean

Oded

To Encourage

Ossie

God's Spear and Diminutive of Oscar

Oley

Courageous, Elf Army, Elf, Warrior and Light

Ovadia

Servant of God

Omrey

My Sheaf and King of Israel

Osiel

Divine Strength

Oszkar

Spear of Strength, Dear Friend, Divine Strength, Ase, Deity, Name of a Nordic Divinity and God Spear

Ottmar

Wealth, Famous, Well-Known and Possession

Oved

Servant of God and Ovis

Oneill

Oneil

Wind

Olave

Ancestor's Descendant, Happy and Heritage of the Ancestors

Ousmane

Bustard Fledgling

Onofrio

Peaceful Warrior and Peace

Ovell

Ondria

Manly, A Man's Woman and Man Ones

Orrie

Like a Bear, Ormond's Son, Ors, Little Bear and Inspired By a Family Name

Oyibo

White

Omni

All and universal

Oryan

Son of Fire and Light of Heaven

Olice

Orrick

From the Ancient Oak Tree

Obert

Bright

Odean

Advisor or descendant of the deacon

Orma

Free Men

Oceananna

Orwin

Spear Friend

Osten

Great, Magnificent, Variant of Augustine, Venerable, Majestic, Dignity, Worthy of Respect, Helpful, The August and The Dignified

Olivio

Olive Tree, Elf Army, Elf, Elf Warrior and Olive

Ofer

Handsome Lad

Ostin

Great, Magnificent, Variant of Augustine, Venerable, Majestic, Dignity, Worthy of Respect, Helpful, The August and The Dignified

Osama

The Lion, Description of a Lion and Brave

Olivander

Ohene

King

Osvin

Divine Friend

Oswyn

Divine Friend

Octaviano

Eighth born

Owynn

Brave Friend, Help from Allah, Well Born, Young Fighter, Youth, The Lord is Gracious, Rich and Friend and Well-Born

Onesimo

The Firstborn Son

Orien

Or

Ondre

Heinrich

Oni

Shelter and One Born In a Sacred Place

Omario

Olujimi

God Gave Me This

Olumide

My God Comes

Oleksiy

Man's Defender, Helper, To Help, The Defender, Repel and To Protect

Otniel

Might of God

Ovidiu

Ovis

Ondrej

The Brave and The Manly

Okechukwu

Gift of God

Obafemi

The King Loves Me

Ondra

Manly and virile

Odd

Point of a Weapon and Wealth

Ofir

Gold

Ossi

God

Oleh

Holy and sacred

Olusegun

God gives victory

Ohad

United

Olavo

Descendent of

Osma

Divine Protector and Wolverine

Olatunde

Joy Returns

Otakar

Wealth, Vigilant and Possession

Olushola

Superior and God has Blessed Or Honored Me

Obasi

Glory of God and In Honor of the Supreme God

Okpara

First-Born Son

Olisa

Goddess and God

Olindo

Olynthos and Olinthos

Onorio

Honored

Oluyemi

God has Given Me Satisfaction

Olukayode

The Lord Brings Me Happiness

Odilo

Wealth and Fight

Ottorino

Wealth and Possession

Odera

Plow

Ordell

Valleys Edge

Oola

High Rank, Glory, Prestige, Sea Jewel, Wealthy, Little Bear, Inherited Estate, Wolf Power, Rich, Powerful, Wealth, Defender of Mankind, Ancestor, Ancestor's Descendent, Ancestor's Descendant, Moral Greatness and Heritage of the Ancestors

Omera

Inspiring, Positive Attitude and Great Personality

Olatokunbo

Wealth and Happiness Brought from a Foreign Land

Orvell

Golden Town and Gold Town

Ortensio

Hortus and He who Tends Gardens

Olexiy

Otokar

Wealth, Vigilant and Possession

Ottokar

Wealth, Vigilant and Possession

Omanand

Joy of Om and Joy of Meditation

Ottfried

Wealth, Peace, Protection, Safety and Possession

Oleksander

Warrior, He Who Wards Off (Other) Men, Protect and Man, Manly and Protector

Ojasvee

Brave and Bustling with Life

Orric

From the Ancient Oak Tree

Olutosin

God is Worthy of Praise

Ondray

Man or warrior

Otess

Son of Otto

Oleksi

Helper of Man and The Defender

Ondrei

The Brave and The Manly

Ofeer

Gold

Odolf

Inheritance and Wolf

Oleksei

Defender of Men and He Who Wards Off (Other) Men

Odulf

Inheritance and Wolf

Onesiphorus

Profit Bearing

Oswynn

Divine Friend

Orwynn

Spear Friend

Oswinn

Divine Friend

Ollivor

Olive Tree, Elf Army, Elf, Oil Tree and Olive

Ounslow

From the Enthusiast's Hill

Odolff

Inheritance and Wolf

Osred

Divine Counselor and One who Receives Counsel from God

Oxxford

From the Ox Ford

Odovacar

Orford

From the Cattle Ford

Onyx

Black Stone

Oaklen

Oden

Inspiration, Wealthy Defender, Head God in Norse Mythology, The Inspired, Wealth and Friend and Madman

Olin

Holly and Ancestor

Owais

A Companion of the Prophet and An Experience Person

Othniel

Strength of God

Oran

Green, Pine, Battle, Rule, Soldier, Dark-Haired and Money

Ozan

The Bard

Odyn

Inspiration, Wealthy Defender, Head God in Norse Mythology, The Inspired, Wealth and Friend and Madman

Owyn

Help from Allah, Born of Yew, Young Fighter, Youth, The Lord is Gracious, Rich and Friend and Well-Born

Octavious

Sometimes Given to the Eighth-born Child, The Word Octavus Which is of the Meaning Eighth and Modeled on a Roman Sex

Ovidio

Ovis

Odhran

Little Pale Green One

Obinna

Onyxx

Black Stone

Olvin

Olive Tree, Elf Army, Elf, Elf Warrior and Olive

Olamide

Our Son is Our Prosperity

Oday

Osmond

Divine Protection and God Protector

Oaken

Of oak

Obaloluwa

Oshen

Ocean and Sea

Omere

Oaklin

Odai

Ozlo

Oluwaferanmi

Onur

Honor

Osinachi

Omarii

The Highest of Muhammads Followers, Full of Life and Prosperity, Flourishing, Thriving, High Born and Long-Living

Olaoluwa

Omair

Problem Solver

Oluwadamilare

Oluwatoni

Oso

Bear and The Element Úlfr with the Meaning Wolf

Oluwademilade

Olman

Ancestor's Descendant, Happy, Heritage of the Ancestors and Home

Ohaji

Ociel

From the Sky

Orest

Orestais and Highlanders

Oreoluwa

A gift from God

Osean

Ozziel

Divine Strength

Oniel

Wind

Oshay

Omkar

The Sound of the Sacred Syllable, Religious Word Om, Lord Shiva / Ganesha and One who has the Form of Om

Omi

Om Sai and The Sound of Universe

Ozil

Oluwatimileyin

Oluwaseun

Thank you God

Oska

Ase and Deity

Owin

Young Fighter, Well Born and Rich and Friend

Oluwatamilore

Osmany

Olajuwon

Wealth and Honor Are Gods Gifts

Osaze

Loved By the Lord

Oluwakorede

Onan

Prosperous

Ovin

Rich and Friend

Onkar

Lord Shiva, God's Name, Primal Being, God In His Entirety and Japji Sahib

Oluwatimilehin

Ossiel

Divine Strength

Onir

Shining

Obai

Oheneba

Oluwajomiloju

Oskars

Lover of Deer, Dear Friend, Divine Strength, Ase, Deity, Name of a Nordic Divinity and God Spear

Orbelin

Oghenetega

Omaree

The Highest of Muhammads Followers, Full of Life and Prosperity, Flourishing, Thriving, High Born and Long-Living

Oshawn

Oviyan

Artist

Oba

King