Boys Baby Names Starting With O

Olivia has held #1 girl name for years. Oliver is in the top 5 for boys. If O names are your territory, you're starting with the most popular letter in America right now.

825 names — click any name for full meaning, origin, and safety analysis

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#3

Oliver

elf warrior

English
#26

Owen

young warrior

Welsh
#217

Oscar

God's spear

English
#260

Omar

populous, thriving

Arabic
#274

Otto

wealth, fortune, prosperity

German
#326

Orion

rising in the sky, boundary

English
#359

Onyx

black gemstone

American
#411

Oakley

oak tree meadow

English
#480

Odin

divine inspiration, fury, frenzy

Norse

Ocean

great surrounding sea

American

Ozzy

divine power (from Oswald)

English

Omari

God the highest (variant interpretation)

Swahili-speaking African

Otis

son of Otto

Germanic

Orlando

glory of the land

Italian

Ozias

God is my strength

Hebrew

Osiris

throne of the eye (possible etymology)

Egyptian

Osman

founder, builder (cultural meaning)

Turkish

Ollie

elf warrior

English

Oziel

God is my strength

Jewish

Osiel

strength of God

Spanish

Oakland

land of oak trees

American

Osvaldo

divine power, God's power

Spanish

Octavio

eighth

Spanish

Oren

ash tree

Hebrew

Ozzie

divine bear

English

Obadiah

servant of God

Jewish

Orson

little bear, bear cub

English

Ori

light of God

Hebrew

Oaklen

strong as an oak

English

Oskar

god spear

Scandinavian

Oziah

God is my strength

Jewish

Oslo

meadow of the gods

Norwegian

Oaklee

oak woodland settlement

American

Obed

servant, worshipper of God

Hebrew

Octavius

of the eighth

Roman

Omer

eloquent, flourishing

Israeli

Oswald

divine power, God's rule

English

Olin

forefather

Scandinavian

Om

universal consciousness

Indian

Oden

the frenzied one, the inspired

Scandinavian

Orhan

army of the ruler, warrior chief

Turkish

Orin

light, pale

Irish

Olsen

son of Ole (ancestor)

Norwegian

Octavian

eighth

Roman

Osmar

god + famous

Portuguese

Oak

strength, endurance

English

Osiah

God supports

American

Omarion

flourishing, long-lived

African American

Olivier

symbol of peace and wisdom

French

Orrin

pale, light-skinned

American

Oshea

God saves, salvation (Hebrew Hoshea)

Hebrew

Oaks

oak trees, oak grove

American

Olen

ancestor's descendant

Scandinavian

Oswaldo

divine power

Spanish

Oakes

dweller near the oak trees

American

Ojas

vital energy, radiance, vigor, strength

Indian

Ousmane

form of Uthman, companion of the Prophet

West African

Oz

strength, power, courage

Israeli

Oaklan

oak grove

American

Ovidio

of the sheep family, shepherd lineage

Italian

Odysseus

wrathful, to cause pain

Greek

Omri

eloquent, verbose speaker

Hebrew

Oseias

deliverer, liberator

Brazilian

Opie

surname used as given name

American

Omega

completion, eternity

American

Olson

ancestors relic, heir

American

Oaklyn

oak lake

American

Owais

gift

Arabic

Oumar

thriving, prosperous

West African

Oriel

golden, made of gold

English

Oberon

elf ruler

English

Othniel

lion of God

Hebrew

Obi

child born at a prosperous time

Igbo

Oryan

my light, my flame

Hebrew

Oswin

friend of the gods (Germanic tradition)

English

Oseas

salvation, God saves

Portuguese

Ollivander

olive tree man

English

Othman

ruler, king

Arabic

Osias

God saves, salvation

Hebrew

Oisin

young deer

Irish

Orlin

eagle, golden eagle

Bulgarian

Owyn

young warrior

Welsh

Obaida

little servant of God

Arabic

Ostin

magnificent one

American

Olan

little lord, champion

Irish

Odell

place of the blue dye plant

English

Omir

eloquent speaker

Arabic

Olvin

friend of elves, wise companion

Scandinavian

Orian

rising in the east; the hunter

Hebrew

Oran

green, dark green (water)

Irish

Ozan

storyteller, keeper of oral tradition

Turkish

Oaklin

oak tree by the pool or stream

American

Obsidian

stone of Obsius

American

Oaken

strong and enduring as oak wood

English

Ole

ancestor's relic, descendant

Norwegian

Odyn

fury, divine madness, inspiration

Norse

Ozziel

strength of God

Hebrew

Onix

black banded gemstone

American

Obie

slave of the Lord

English

Olyver

olive tree, peace

English
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