Rex vs Tommy

Baby Name Comparison — 2026

Rex

Boy #793 Most Popular 1 Syllable

"king"

Origin: Latin

English Latin American

✓ All Clear

Boy #731 Most Popular 2 Syllables

"twin"

Origin: Aramaic

English American Irish

✓ All Clear

Rex Rank #793

Tommy Rank #731

Tommy is more popular, ranked #731 vs #793 for Rex.

Is Rex or Tommy more popular?

Tommy is more popular, ranked #731 compared to Rex at #793 in the United States.

What do Rex and Tommy mean?

Rex means "king" (Latin origin). Tommy means "twin" (Aramaic origin).

Are Rex and Tommy boy or girl names?

Rex is primarily a boy name. Tommy is primarily a boy name.