Clayton vs Killian

Baby Name Comparison — 2026

Clayton

Boy #318 Most Popular 2 Syllables

English American Australian

✓ All Clear

Boy #370 Most Popular 3 Syllables

"associated with the church"

Origin: Irish Gaelic

Irish French American English

✓ All Clear

Clayton Rank #318

Killian Rank #370

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

Is Clayton or Killian more popular?

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

What do Clayton and Killian mean?

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

Are Clayton and Killian boy or girl names?

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