Brennan vs Kellen

Baby Name Comparison — 2026

Brennan

Boy #1,058 Most Popular 2 Syllables

"descendant of Braonán, tearful one"

Origin: Irish Gaelic

Irish American Scottish

✓ All Clear

Boy #1,031 Most Popular 2 Syllables

"slender, narrow"

Origin: Irish Gaelic 'caol'

Irish American German

✓ All Clear

Brennan Rank #1,058

Kellen Rank #1,031

Kellen is more popular, ranked #1031 vs #1058 for Brennan.

Is Brennan or Kellen more popular?

Kellen is more popular, ranked #1031 compared to Brennan at #1058 in the United States.

What do Brennan and Kellen mean?

Brennan means "descendant of Braonán, tearful one" (Irish Gaelic origin). Kellen means "slender, narrow" (Irish Gaelic 'caol' origin).

Are Brennan and Kellen boy or girl names?

Brennan is primarily a boy name. Kellen is primarily a boy name.