Seth vs Killian

Baby Name Comparison — 2026

Seth

Boy #559 Most Popular 1 Syllable

"appointed, placed by God"

Origin: Hebrew Shet (שֵׁת)

English American Biblical Egyptian

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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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Seth Rank #559

Killian Rank #370

Killian is more popular, ranked #370 vs #559 for Seth.

Is Seth or Killian more popular?

Killian is more popular, ranked #370 compared to Seth at #559 in the United States.

What do Seth and Killian mean?

Seth means "appointed, placed by God" (Hebrew Shet (שֵׁת) origin). Killian means "associated with the church" (Irish Gaelic origin).

Are Seth and Killian boy or girl names?

Seth is primarily a boy name. Killian is primarily a boy name.