Cool Names with a Strong O

Check out our list of cool names with a strong ‘O’. Perfect for baby names or character inspiration. Examples include Oscar, Orion, and Olivia. Find popular and unique names that pack a punch. Explore below and find your favorite.

O’casey

The name O'casey is a boy's name.

Indio

The name Indio is a boy's name meaning "Indian".

Plato

The name Plato is a boy's name of Greek origin, meaning "broad-shouldered".

Olaf

The name Olaf is a boy's name of Scandinavian, Norse origin, meaning "ancestor's relic".

Cato

The name Cato is both a boy's name and a girl's name of Latin origin, meaning "all-knowing".

Apollo

The name Apollo is a boy's name of Greek origin.

Vittorio

The name Vittorio is a boy's name of Italian origin, meaning "conqueror".

Zeno

The name Zeno is a boy's name of Greek origin.

Italo

The name Italo is a boy's name of Italian origin, meaning "from Italy".

Elio

The name Elio is a boy's name of Italian origin, meaning "sun".

Olivier

The name Olivier is a boy's name of French origin, meaning "olive tree".

Theo

The name Theo is both a boy's name and a girl's name of Greek origin, meaning "gift of God".

Rodrigo

The name Rodrigo is a boy's name of Spanish, Portuguese origin, meaning "famous ruler".

Ozias

The name Ozias is a boy's name of Greek origin, meaning "salvation".

Cleo

The name Cleo is both a boy's name and a girl's name of English origin, meaning "glory".

Marco

The name Marco is a boy's name of Spanish, Italian origin, meaning "warlike".

Sergio

The name Sergio is a boy's name of Spanish, Italian origin.

Rocco

The name Rocco is both a boy's name and a girl's name of German, Italian origin, meaning "rest".

Orlando

The name Orlando is a boy's name of Italian origin, meaning "famous throughout the land".

Cosmo

The name Cosmo is a boy's name of Greek origin, meaning "order, beauty, universe".

Nilo

The name Nilo is a boy's name of Spanish origin, meaning "God is my judge".

Philo

The name Philo is a boy's name of Greek origin, meaning "loving".

Ocean

The name Ocean is both a boy's name and a girl's name of Aboriginal origin.

O’reilly

The name O'reilly is a boy's name meaning "son of the courageous one".

Ozzie

The name Ozzie is both a boy's name and a girl's name.

Orson

The name Orson is a boy's name of Latin origin, meaning "bear cub".

Aldo

The name Aldo is a boy's name of Italian origin, meaning "old and wise".

Leonardo

The name Leonardo is a boy's name of Spanish, Italian origin, meaning "brave lion".

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Cool Names with a Strong O

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