Sullivan vs Nash

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 #240 Most Popular 1 Syllable

"at the ash tree"

Origin: Old English

American English

✓ All Clear

Sullivan Rank #340

Nash Rank #240

Nash is more popular, ranked #240 vs #340 for Sullivan.

Is Sullivan or Nash more popular?

Nash is more popular, ranked #240 compared to Sullivan at #340 in the United States.

What do Sullivan and Nash mean?

Sullivan means "descendant of the dark one" (Irish Gaelic origin). Nash means "at the ash tree" (Old English origin).

Are Sullivan and Nash boy or girl names?

Sullivan is primarily a boy name. Nash is primarily a boy name.