Bryan vs Sullivan

Baby Name Comparison — 2026

Bryan

Boy #306 Most Popular 2 Syllables

Irish Celtic English American

✓ All Clear

Boy #340 Most Popular 3 Syllables

"descendant of the dark one"

Origin: Irish Gaelic

Irish American English

✓ All Clear

Bryan Rank #306

Sullivan Rank #340

Bryan is more popular, ranked #306 vs #340 for Sullivan.

Is Bryan or Sullivan more popular?

Bryan is more popular, ranked #306 compared to Sullivan at #340 in the United States.

What do Bryan and Sullivan mean?

Sullivan means "descendant of the dark one" (Irish Gaelic origin).

Are Bryan and Sullivan boy or girl names?

Bryan is primarily a boy name. Sullivan is primarily a boy name.