Rex vs Rayden

Baby Name Comparison — 2026

Rex

Boy #793 Most Popular 1 Syllable

"king"

Origin: Latin

English Latin American

✓ All Clear

Boy #757 Most Popular 2 Syllables

"thunder and lightning"

Origin: Japanese

American English

✓ All Clear

Rex Rank #793

Rayden Rank #757

Rayden is more popular, ranked #757 vs #793 for Rex.

Is Rex or Rayden more popular?

Rayden is more popular, ranked #757 compared to Rex at #793 in the United States.

What do Rex and Rayden mean?

Rex means "king" (Latin origin). Rayden means "thunder and lightning" (Japanese origin).

Are Rex and Rayden boy or girl names?

Rex is primarily a boy name. Rayden is primarily a boy name.