Sullivan vs Ayden

Baby Name Comparison — 2026

Sullivan

Boy #340 Most Popular 3 Syllables

"descendant of the dark one"

Origin: Irish Gaelic

Irish American English

✓ All Clear

Boy #213 Most Popular 2 Syllables

"little fire"

Origin: Old Irish (Aodhán)

American Irish English

✓ All Clear

Sullivan Rank #340

Ayden Rank #213

Ayden is more popular, ranked #213 vs #340 for Sullivan.

Is Sullivan or Ayden more popular?

Ayden is more popular, ranked #213 compared to Sullivan at #340 in the United States.

What do Sullivan and Ayden mean?

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

Are Sullivan and Ayden boy or girl names?

Sullivan is primarily a boy name. Ayden is primarily a boy name.