Sullivan vs Caliber

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 #6,460 Most Popular 3 Syllables

"quality, excellence of character"

Origin: English/French

American English

✓ All Clear

Sullivan Rank #340

Caliber Rank #6,460

Sullivan is more popular, ranked #340 vs #6460 for Caliber.

Is Sullivan or Caliber more popular?

Sullivan is more popular, ranked #340 compared to Caliber at #6460 in the United States.

What do Sullivan and Caliber mean?

Sullivan means "descendant of the dark one" (Irish Gaelic origin). Caliber means "quality, excellence of character" (English/French origin).

Are Sullivan and Caliber boy or girl names?

Sullivan is primarily a boy name. Caliber is primarily a boy name.