Killian vs Mathias

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 #338 Most Popular 3 Syllables

"gift of God, gift of Yahweh"

Origin: Hebrew

Scandinavian German Portuguese French

✓ All Clear

Killian Rank #370

Mathias Rank #338

Mathias is more popular, ranked #338 vs #370 for Killian.

Is Killian or Mathias more popular?

Mathias is more popular, ranked #338 compared to Killian at #370 in the United States.

What do Killian and Mathias mean?

Killian means "associated with the church" (Irish Gaelic origin). Mathias means "gift of God, gift of Yahweh" (Hebrew origin).

Are Killian and Mathias boy or girl names?

Killian is primarily a boy name. Mathias is primarily a boy name.