Reign vs Rex

Baby Name Comparison — 2026

Reign

Boy #624 Most Popular 1 Syllable

"rule, sovereignty"

Origin: Old French

English American

✓ All Clear

Boy #793 Most Popular 1 Syllable

"king"

Origin: Latin

English Latin American

✓ All Clear

Reign Rank #624

Rex Rank #793

Reign is more popular, ranked #624 vs #793 for Rex.

Is Reign or Rex more popular?

Reign is more popular, ranked #624 compared to Rex at #793 in the United States.

What do Reign and Rex mean?

Reign means "rule, sovereignty" (Old French origin). Rex means "king" (Latin origin).

Are Reign and Rex boy or girl names?

Reign is primarily a boy name. Rex is primarily a boy name.