Rex vs Julien

Baby Name Comparison — 2026

Rex

Boy #793 Most Popular 1 Syllable

"king"

Origin: Latin

English Latin American

✓ All Clear

Boy #702 Most Popular 3 Syllables

"youthful, downy-bearded"

Origin: Latin

French English European

✓ All Clear

Rex Rank #793

Julien Rank #702

Julien is more popular, ranked #702 vs #793 for Rex.

Is Rex or Julien more popular?

Julien is more popular, ranked #702 compared to Rex at #793 in the United States.

What do Rex and Julien mean?

Rex means "king" (Latin origin). Julien means "youthful, downy-bearded" (Latin origin).

Are Rex and Julien boy or girl names?

Rex is primarily a boy name. Julien is primarily a boy name.