Baby Boy Names

12,000+ boy names with meanings, origins, and SSA popularity data. Filter by first letter or sort by rank. Click any name for pronunciation, famous namesakes, sibling pairings, and a teasing-risk score.

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825 boy names starting with O

#3134

Odysseus

wrathful, to cause pain

Greek
#3139

Omri

eloquent, verbose speaker

Hebrew
#3164

Oseias

deliverer, liberator

Brazilian
#3175

Opie

wealthy friend, divine wealth

American
#3247

Omega

completion, eternity

American
#3270

Olson

ancestors relic, heir

American
#3370

Oaklyn

oak lake

American
#3575

Owais

gift

Arabic
#3636

Oumar

flourishing, long-lived

West African
#3707

Oriel

light of God (related to Uriel)

English
#3740

Oberon

elf ruler

English
#3747

Othniel

strength of God

Hebrew
#3834

Obi

child born at a prosperous time

Igbo
#3840

Oryan

my light, my flame

Hebrew
#3895

Oswin

friend of the gods (Germanic tradition)

English
#3935

Oseas

salvation, God saves

Portuguese
#3942

Ollivander

olive tree man

English
#4053

Othman

ruler, king

Arabic
#4141

Osias

deliverance, rescue

Hebrew
#4145

Oisin

young deer

Irish
#4219

Orlin

eagle-like, strong as an eagle

Bulgarian
#4286

Owyn

young warrior

Welsh
#4454

Obaida

little servant of God

Arabic
#4457

Ostin

magnificent one

American
#4614

Olan

possibly related to Old Norse Olaf (ancestor's ...

Irish
#4694

Odell

place of the blue dye plant

English
#4742

Omir

eloquent speaker

Arabic
#4755

Olvin

elf friend, magical friend

Scandinavian
#4917

Orian

my light

Hebrew
#5038

Oran

pale, sallow-complexioned

Irish
#5063

Ozan

storyteller, keeper of oral tradition

Turkish
#5064

Oaklin

oak tree by the pool or stream

American
#5079

Obsidian

stone of Obsius

American
#5081

Oaken

strong and enduring as oak wood

English
#5083

Ole

ancestor's relic, descendant

Norwegian
#5107

Odyn

fury, divine madness, inspiration

Norse
#5164

Ozziel

God is my strength

Hebrew
#5293

Onix

fingernail, claw

American
#5401

Obie

servant of God

English
#5408

Olyver

olive tree, peace

English
#5694

Olivander

man of the olive tree

English
#5706

Ossian

little deer

Irish
#5727

Obama

curved riverbank or piece of land

Kenyan
#5747

Olivia

symbol of peace and wisdom

English
#5869

Othello

wealth, fortune, prosperity

Italian
#5968

Oli

olive tree

English
#6019

Oday

to pass quickly, to flow

Arab
#6041

Ozlo

divine meadow

Norwegian
#6088

Ozion

God is my strength (variant of Uzziah)

Hebrew
#6148

Oleander

olive tree + man (Greek etymology)

English
#6192

Osmin

god-protector

German
#6229

Osher

blessed, fortunate one

Jewish
#6315

Olliver

olive tree, peace

English
#6337

Ottis

Fortune, riches

American
#6375

Osborne

divine bear

English
#6409

Odis

wealth, prosperity, riches

American
#6451

Ozai

fictional Fire Lord, invented name

American
#6461

Osayd

little lion

Arabic
#6530

Oneal

cloud

Irish
#6906

Osmond

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Frequently Asked Questions

What are the most popular baby boy names right now?

Liam has been #1 on the SSA boys list every year since 2017. Noah, Oliver, James, and Elijah are consistently in the top five. The full ranked list is above.

What boy names are rising in 2026?

Theodore, Finn, Atlas, and Jasper are all climbing. They sound contemporary without being invented, which means they'll age well on a resume.

What classic boy names are coming back?

Henry, Walter, Arthur, and Edmund are all up. Strong, one or two syllable names with history behind them are outperforming invented names right now. The pattern repeats every generation.

How do I check if a boy name sounds tough to tease?

Use the playground safety score on any name page. It checks for rhymes with common taunts, nickname risk, and initials that spell something unfortunate. Worth five seconds before committing.

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