Rocky vs Rex

Baby Name Comparison — 2026

Rocky

Boy #658 Most Popular 2 Syllables

"from the rocks"

Origin: English

American English Italian American

✓ All Clear

Boy #793 Most Popular 1 Syllable

"king"

Origin: Latin

English Latin American

✓ All Clear

Rocky Rank #658

Rex Rank #793

Rocky is more popular, ranked #658 vs #793 for Rex.

Is Rocky or Rex more popular?

Rocky is more popular, ranked #658 compared to Rex at #793 in the United States.

What do Rocky and Rex mean?

Rocky means "from the rocks" (English origin). Rex means "king" (Latin origin).

Are Rocky and Rex boy or girl names?

Rocky is primarily a boy name. Rex is primarily a boy name.