Parents writing and sorting baby names by starting sound.
Letter O collection21 featured namesFree to explore

Baby Names Starting with O

O names are open and optimistic. Oliver and Olivia are perennially popular for good reason, while Ora and Oscar bring unique character. An O name feels warm, round, and full of possibility. Save the names that still catch your eye, then use Couple Mode when you are ready to compare.

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Why this collection helps

A tighter starting point, not an endless scroll.

Useful when you already know you want a name that starts with O.
Helps you start from a cleaner point of view before jumping into broader browse results.
Makes it easier to save only the names you would actually bring forward into Favorites or Finalists.

Names in this collection

Start with the names people actually save.

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boyVarious

Osiel

A meaningful name

Very Popular99/100
girlVarious

Oaklyn

Beautiful Oak

Very Popular97/100
girlEnglish

Oakleigh

From The Oak Tree Field

Very Popular96/100
girlLatinChristianity

Olivia

Peace or olive branch

Very Popular95/100
girlEnglish

Oaklee

From The Oak Tree Field

Very Popular94/100
boyVarious

Osmar

A meaningful name

Popular89/100
unisexCeltic/IrishChristianity

Owen

A Welsh name meaning young warrior or well-born, from the Welsh name Owain.

Popular85/100
boyLatinChristianity

Oliver

Olive tree

Popular85/100
girlLatin

Orianna

Golden

Popular82/100
girlHebrew

Oshea

A meaningful name

Popular81/100
boyNorth America

Orion

Rising in the sky

Popular80/100
boyHebrewJudaism

Oryan

My light; illuminating

Popular80/100
boyOld NorseChristianity

Oscar

Divine spear

Popular80/100
boyVarious

Ontario

A meaningful name

Popular79/100
boyVarious

Olajuwon

A meaningful name

Popular77/100
boyVarious

Olando

A meaningful name

Popular77/100
boyVarious

Oaklen

A meaningful name

Popular77/100
boyVarious

Osmin

A meaningful name

Popular76/100
boyVarious

Ociel

A meaningful name

Popular76/100
unisexGreekChristianity

Ophelia

Greek name meaning help or serpent, famously from Shakespeare's Hamlet.

Popular75/100
unisexCentral Asia

Onur

Honour and dignity

Popular75/100

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