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

#3

Oliver

elf warrior

English
#26

Owen

young warrior

Welsh
#217

Oscar

God's spear

English
#260

Omar

flourishing, long-lived

Arabic
#274

Otto

wealth, fortune, prosperity

German
#326

Orion

light of heaven

English
#359

Onyx

fingernail, claw

American
#411

Oakley

clearing among oaks

English
#480

Odin

master of inspired frenzy

Norse
#592

Ocean

world-encircling waters

American
#604

Ozzy

divine power (from Oswald)

English
#619

Omari

God the highest (variant interpretation)

Swahili-speaking African
#733

Otis

wealth, fortune

Germanic
#845

Orlando

glory of the land

Italian
#863

Ozias

my strength is Yahweh

Hebrew
#977

Osiris

throne of the eye (possible etymology)

Egyptian
#1033

Osman

founder, builder (cultural meaning)

Turkish
#1044

Ollie

olive tree

English
#1066

Oziel

my power is God

Jewish
#1220

Osiel

strength of God

Spanish
#1300

Oakland

land of oak trees

American
#1315

Osvaldo

power of the gods

Spanish
#1364

Octavio

eighth

Spanish
#1380

Oren

pine tree

Hebrew
#1415

Ozzie

divine power

English
#1416

Obadiah

servant of God

Jewish
#1501

Orson

bear

English
#1564

Ori

light of God

Hebrew
#1704

Oaklen

strong as an oak

English
#1722

Oskar

divine spear, god's spear

Scandinavian
#1927

Oziah

God is my strength

Jewish
#1932

Oslo

meadow of the gods

Norwegian
#1934

Oaklee

oak woodland settlement

American
#1942

Obed

servant, worshipper of God

Hebrew
#2013

Octavius

of the eighth

Roman
#2098

Omer

eloquent, flourishing

Israeli
#2124

Oswald

godly ruler

English
#2142

Olin

forefather

Scandinavian
#2159

Om

sacred primordial sound

Indian
#2225

Oden

the frenzied one, the inspired

Scandinavian
#2227

Orhan

camp ruler, military commander

Turkish
#2241

Orin

pine tree

Irish
#2247

Olsen

son of Ole (ancestor)

Norwegian
#2263

Octavian

eighth

Roman
#2362

Osmar

god + famous

Portuguese
#2438

Oak

oak tree

English
#2591

Osiah

God supports

American
#2604

Omarion

flourishing, long-lived

African American
#2678

Olivier

symbol of peace and wisdom

French
#2697

Orrin

pale, light-skinned

American
#2714

Oshea

descendant of the hawk-like one (Irish)

Hebrew
#2843

Oaks

oak trees, oak grove

American
#2899

Olen

ancestor's descendant

Scandinavian
#2912

Oswaldo

divine power

Spanish
#3027

Oakes

dweller near the oak trees

American
#3037

Ojas

divine vitality, life force

Indian
#3051

Ousmane

form of Uthman, companion of the Prophet

West African
#3085

Oz

strength, power, courage

Israeli
#3103

Oaklan

land of oaks

American
#3113

Ovidio

of the sheep family, shepherd lineage

Italian

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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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