Kellen vs Caius

Baby Name Comparison — 2026

Kellen

Boy #1,031 Most Popular 2 Syllables

"slender, narrow"

Origin: Irish Gaelic 'caol'

Irish American German

✓ All Clear

Boy #1,063 Most Popular 2 Syllables

"to rejoice, joyful"

Origin: Latin

Roman British European American

✓ All Clear

Kellen Rank #1,031

Caius Rank #1,063

Kellen is more popular, ranked #1031 vs #1063 for Caius.

Is Kellen or Caius more popular?

Kellen is more popular, ranked #1031 compared to Caius at #1063 in the United States.

What do Kellen and Caius mean?

Kellen means "slender, narrow" (Irish Gaelic 'caol' origin). Caius means "to rejoice, joyful" (Latin origin).

Are Kellen and Caius boy or girl names?

Kellen is primarily a boy name. Caius is primarily a boy name.