Julius vs Killian

Baby Name Comparison — 2026

Julius

Boy #390 Most Popular 3 Syllables

"of the Julian clan, youthful"

Origin: Latin

Roman European American Scandinavian

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Boy #370 Most Popular 3 Syllables

"associated with the church"

Origin: Irish Gaelic

Irish French American English

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Julius Rank #390

Killian Rank #370

Killian is more popular, ranked #370 vs #390 for Julius.

Is Julius or Killian more popular?

Killian is more popular, ranked #370 compared to Julius at #390 in the United States.

What do Julius and Killian mean?

Julius means "of the Julian clan, youthful" (Latin origin). Killian means "associated with the church" (Irish Gaelic origin).

Are Julius and Killian boy or girl names?

Julius is primarily a boy name. Killian is primarily a boy name.