Eithan vs Killian

Baby Name Comparison — 2026

Eithan

Boy #227 Most Popular 2 Syllables

"strong, firm, enduring"

Origin: Hebrew

American Hebrew Latino

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Boy #370 Most Popular 3 Syllables

"associated with the church"

Origin: Irish Gaelic

Irish French American English

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Eithan Rank #227

Killian Rank #370

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

Is Eithan or Killian more popular?

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

What do Eithan and Killian mean?

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

Are Eithan and Killian boy or girl names?

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