Killian vs Eithan

Baby Name Comparison — 2026

Killian

Boy #370 Most Popular 3 Syllables

"associated with the church"

Origin: Irish Gaelic

Irish French American English

✓ All Clear

Boy #227 Most Popular 2 Syllables

"strong, firm, enduring"

Origin: Hebrew

American Hebrew Latino

✓ All Clear

Killian Rank #370

Eithan Rank #227

Eithan is more popular, ranked #227 vs #370 for Killian.

Is Killian or Eithan more popular?

Eithan is more popular, ranked #227 compared to Killian at #370 in the United States.

What do Killian and Eithan mean?

Killian means "associated with the church" (Irish Gaelic origin). Eithan means "strong, firm, enduring" (Hebrew origin).

Are Killian and Eithan boy or girl names?

Killian is primarily a boy name. Eithan is primarily a boy name.