Rex vs Jettson

Baby Name Comparison — 2026

Rex

Boy #793 Most Popular 1 Syllable

"king"

Origin: Latin

English Latin American

✓ All Clear

Boy #826 Most Popular 2 Syllables

"son of Jett, black gemstone"

Origin: English/American

American English

✓ All Clear

Rex Rank #793

Jettson Rank #826

Rex is more popular, ranked #793 vs #826 for Jettson.

Is Rex or Jettson more popular?

Rex is more popular, ranked #793 compared to Jettson at #826 in the United States.

What do Rex and Jettson mean?

Rex means "king" (Latin origin). Jettson means "son of Jett, black gemstone" (English/American origin).

Are Rex and Jettson boy or girl names?

Rex is primarily a boy name. Jettson is primarily a boy name.