Sullivan vs Dalton

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 #433 Most Popular 2 Syllables

"from the valley town"

Origin: Old English

English American

✓ All Clear

Sullivan Rank #340

Dalton Rank #433

Sullivan is more popular, ranked #340 vs #433 for Dalton.

Is Sullivan or Dalton more popular?

Sullivan is more popular, ranked #340 compared to Dalton at #433 in the United States.

What do Sullivan and Dalton mean?

Sullivan means "descendant of the dark one" (Irish Gaelic origin). Dalton means "from the valley town" (Old English origin).

Are Sullivan and Dalton boy or girl names?

Sullivan is primarily a boy name. Dalton is primarily a boy name.