Killian vs Alonzo

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 #514 Most Popular 3 Syllables

"noble and ready"

Origin: Visigothic Germanic

Spanish Italian American African American

✓ All Clear

Killian Rank #370

Alonzo Rank #514

Killian is more popular, ranked #370 vs #514 for Alonzo.

Is Killian or Alonzo more popular?

Killian is more popular, ranked #370 compared to Alonzo at #514 in the United States.

What do Killian and Alonzo mean?

Killian means "associated with the church" (Irish Gaelic origin). Alonzo means "noble and ready" (Visigothic Germanic origin).

Are Killian and Alonzo boy or girl names?

Killian is primarily a boy name. Alonzo is primarily a boy name.