Johnathan vs Killian

Baby Name Comparison — 2026

Johnathan

Boy #518 Most Popular 3 Syllables

"God has given"

Origin: Hebrew

English American Christian

✓ All Clear

Boy #370 Most Popular 3 Syllables

"associated with the church"

Origin: Irish Gaelic

Irish French American English

✓ All Clear

Johnathan Rank #518

Killian Rank #370

Killian is more popular, ranked #370 vs #518 for Johnathan.

Is Johnathan or Killian more popular?

Killian is more popular, ranked #370 compared to Johnathan at #518 in the United States.

What do Johnathan and Killian mean?

Johnathan means "God has given" (Hebrew origin). Killian means "associated with the church" (Irish Gaelic origin).

Are Johnathan and Killian boy or girl names?

Johnathan is primarily a boy name. Killian is primarily a boy name.