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Boy Names That Start With O

For baby boy names that start with the letter O, we’ve got hundreds of outstanding options—from Odin to Owen.

Owen

There's just something about Owen that sounds sweet and likeable. Another vintage name that's now back in vogue, Owen is... Read More

Oliver

Brought to England by the Normans, the name Oliver has origins in the French name Olivier and dates back to the time of Charlemagne... Read More

Oscar

English: God''s spear

Irish: Deer friend

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Omar

Arabic: Life or thriving, long-living

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Otis

German: Wealthy; derivation of Otto

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Orlando

From the Shakespearean play As You Like It Read More

Odin

Norse: A chief deity of Norse mythology, Odin is the god of war and death, poetry and culture.

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Oz

English Origin

Hebrew: Powerful, courageous

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Otto

German: Wealthy; a modern form of Odo used in numerous countries

Swedish Origin

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Octavius

Latin: Eighth

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Octavio

Spanish: Eighth

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Obadiah

Hebrew: Servant of God; a minor Old Testament prophet

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Oswald

From the Shakespearean play King Lear Read More

Olaf

Danish Origin

Norse Origin

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Orton

English: From the shore settlement or town; a surname

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Oriel

Russian: Eagle.

Slavic: Eagle.

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Odell

English: Of the valley, or an old English place name and surname meaning woad hill; Woad is an Old World plant formerly grown for...

Irish Origin

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Orville

English Origin

French: Gold town

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Oren

Gaelic: Pale-skinned

Hebrew: Pine tree

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Oswin

English: God''s friend

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Osmond

English: Divine protector

Scandinavian Origin

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Oliverio

Spanish Origin

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Orlin

German Origin

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Omarr

African: Thriving, long life (Swahili)

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Ommar

Arabic: Spelling variation of Omar

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Octavian

Latin: Eighth

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Odgar

Welsh: Legendary son of Aedd

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Odhran

Irish: Little pale green one

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Odilo

Teutonic: Rich in battle

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