Finn vs Killian

Baby Name Comparison — 2026

Finn

Boy #198 Most Popular 1 Syllable

"fair, white, bright"

Origin: Old Irish

Irish English Scandinavian American

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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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Finn Rank #198

Killian Rank #370

Finn is more popular, ranked #198 vs #370 for Killian.

Is Finn or Killian more popular?

Finn is more popular, ranked #198 compared to Killian at #370 in the United States.

What do Finn and Killian mean?

Finn means "fair, white, bright" (Old Irish origin). Killian means "associated with the church" (Irish Gaelic origin).

Are Finn and Killian boy or girl names?

Finn is primarily a boy name. Killian is primarily a boy name.