Kaiden vs Sullivan

Baby Name Comparison — 2026

Kaiden

Boy #207 Most Popular 2 Syllables

"little fire"

Origin: Old Irish (Aodhán)

American English

✓ All Clear

Boy #340 Most Popular 3 Syllables

"descendant of the dark one"

Origin: Irish Gaelic

Irish American English

✓ All Clear

Kaiden Rank #207

Sullivan Rank #340

Kaiden is more popular, ranked #207 vs #340 for Sullivan.

Is Kaiden or Sullivan more popular?

Kaiden is more popular, ranked #207 compared to Sullivan at #340 in the United States.

What do Kaiden and Sullivan mean?

Kaiden means "little fire" (Old Irish (Aodhán) origin). Sullivan means "descendant of the dark one" (Irish Gaelic origin).

Are Kaiden and Sullivan boy or girl names?

Kaiden is primarily a boy name. Sullivan is primarily a boy name.