Edison vs Rex

Baby Name Comparison — 2026

Edison

Boy #828 Most Popular 3 Syllables

"son of Edie (son of Edward)"

Origin: Old English ead (wealth) + weard (guard)

American English

✓ All Clear

Boy #793 Most Popular 1 Syllable

"king"

Origin: Latin

English Latin American

✓ All Clear

Edison Rank #828

Rex Rank #793

Rex is more popular, ranked #793 vs #828 for Edison.

Is Edison or Rex more popular?

Rex is more popular, ranked #793 compared to Edison at #828 in the United States.

What do Edison and Rex mean?

Edison means "son of Edie (son of Edward)" (Old English ead (wealth) + weard (guard) origin). Rex means "king" (Latin origin).

Are Edison and Rex boy or girl names?

Edison is primarily a boy name. Rex is primarily a boy name.