Killian vs Gavin

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 #254 Most Popular 2 Syllables

"white hawk of battle"

Origin: Welsh

Welsh Scottish English American

✓ All Clear

Killian Rank #370

Gavin Rank #254

Gavin is more popular, ranked #254 vs #370 for Killian.

Is Killian or Gavin more popular?

Gavin is more popular, ranked #254 compared to Killian at #370 in the United States.

What do Killian and Gavin mean?

Killian means "associated with the church" (Irish Gaelic origin). Gavin means "white hawk of battle" (Welsh origin).

Are Killian and Gavin boy or girl names?

Killian is primarily a boy name. Gavin is primarily a boy name.