Duncan vs Kellen

Baby Name Comparison — 2026

Duncan

Boy #1,104 Most Popular 2 Syllables

"dark warrior"

Origin: Scottish Gaelic

Scottish Irish British American

✓ All Clear

Boy #1,031 Most Popular 2 Syllables

"slender, narrow"

Origin: Irish Gaelic 'caol'

Irish American German

✓ All Clear

Duncan Rank #1,104

Kellen Rank #1,031

Kellen is more popular, ranked #1031 vs #1104 for Duncan.

Is Duncan or Kellen more popular?

Kellen is more popular, ranked #1031 compared to Duncan at #1104 in the United States.

What do Duncan and Kellen mean?

Duncan means "dark warrior" (Scottish Gaelic origin). Kellen means "slender, narrow" (Irish Gaelic 'caol' origin).

Are Duncan and Kellen boy or girl names?

Duncan is primarily a boy name. Kellen is primarily a boy name.