Killian vs Walter

Baby Name Comparison — 2026

Killian

Boy #370 Most Popular 3 Syllables

"associated with the church"

Origin: Irish Gaelic

Irish French American English

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Boy #271 Most Popular 2 Syllables

"ruler of the army"

Origin: Old High German

English German Scandinavian Dutch

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Killian Rank #370

Walter Rank #271

Walter is more popular, ranked #271 vs #370 for Killian.

Is Killian or Walter more popular?

Walter is more popular, ranked #271 compared to Killian at #370 in the United States.

What do Killian and Walter mean?

Killian means "associated with the church" (Irish Gaelic origin). Walter means "ruler of the army" (Old High German origin).

Are Killian and Walter boy or girl names?

Killian is primarily a boy name. Walter is primarily a boy name.