Killian vs Tatum

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 #195 Most Popular 2 Syllables

"cheerful settlement"

Origin: Old English

American English

✓ All Clear

Killian Rank #370

Tatum Rank #195

Tatum is more popular, ranked #195 vs #370 for Killian.

Is Killian or Tatum more popular?

Tatum is more popular, ranked #195 compared to Killian at #370 in the United States.

What do Killian and Tatum mean?

Killian means "associated with the church" (Irish Gaelic origin). Tatum means "cheerful settlement" (Old English origin).

Are Killian and Tatum boy or girl names?

Killian is primarily a boy name. Tatum is primarily a boy name.