Junior vs Rex

Baby Name Comparison — 2026

Junior

Boy #684 Most Popular 3 Syllables

"younger, the son"

Origin: Latin

American Latin American Filipino African American

✓ All Clear

Boy #793 Most Popular 1 Syllable

"king"

Origin: Latin

English Latin American

✓ All Clear

Junior Rank #684

Rex Rank #793

Junior is more popular, ranked #684 vs #793 for Rex.

Is Junior or Rex more popular?

Junior is more popular, ranked #684 compared to Rex at #793 in the United States.

What do Junior and Rex mean?

Junior means "younger, the son" (Latin origin). Rex means "king" (Latin origin).

Are Junior and Rex boy or girl names?

Junior is primarily a boy name. Rex is primarily a boy name.