Orion vs Sullivan

Baby Name Comparison — 2026

Orion

Boy #326 Most Popular 3 Syllables

"rising in the sky, boundary"

Origin: Greek

English American Greek

✓ All Clear

Boy #340 Most Popular 3 Syllables

"descendant of the dark one"

Origin: Irish Gaelic

Irish American English

✓ All Clear

Orion Rank #326

Sullivan Rank #340

Orion is more popular, ranked #326 vs #340 for Sullivan.

Is Orion or Sullivan more popular?

Orion is more popular, ranked #326 compared to Sullivan at #340 in the United States.

What do Orion and Sullivan mean?

Orion means "rising in the sky, boundary" (Greek origin). Sullivan means "descendant of the dark one" (Irish Gaelic origin).

Are Orion and Sullivan boy or girl names?

Orion is primarily a boy name. Sullivan is primarily a boy name.