Kilyan vs Killian

Baby Name Comparison — 2026

Kilyan

Boy #4,586 Most Popular 3 Syllables

"bright-headed"

Origin: Old Irish

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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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Kilyan Rank #4,586

Killian Rank #370

Killian is more popular, ranked #370 vs #4586 for Kilyan.

Is Kilyan or Killian more popular?

Killian is more popular, ranked #370 compared to Kilyan at #4586 in the United States.

What do Kilyan and Killian mean?

Kilyan means "bright-headed" (Old Irish origin). Killian means "associated with the church" (Irish Gaelic origin).

Are Kilyan and Killian boy or girl names?

Kilyan is primarily a boy name. Killian is primarily a boy name.