Killian vs Clayton

Baby Name Comparison — 2026

Killian

Boy #370 Most Popular 3 Syllables

"associated with the church"

Origin: Irish Gaelic

Irish French American English

✓ All Clear

Boy #318 Most Popular 2 Syllables

English American Australian

✓ All Clear

Killian Rank #370

Clayton Rank #318

Clayton is more popular, ranked #318 vs #370 for Killian.

Is Killian or Clayton more popular?

Clayton is more popular, ranked #318 compared to Killian at #370 in the United States.

What do Killian and Clayton mean?

Killian means "associated with the church" (Irish Gaelic origin).

Are Killian and Clayton boy or girl names?

Killian is primarily a boy name. Clayton is primarily a boy name.