Jack vs Jett

Baby Name Comparison — 2026

Jack

Boy #15 Most Popular 1 Syllable

"supplanter"

Origin: Hebrew

English Irish American Australian

✓ All Clear

Boy #161 Most Popular 1 Syllable

"black gemstone; jet"

Origin: English

American Australian English

✓ All Clear

Jack Rank #15

Jett Rank #161

Jack is more popular, ranked #15 vs #161 for Jett.

Is Jack or Jett more popular?

Jack is more popular, ranked #15 compared to Jett at #161 in the United States.

What do Jack and Jett mean?

Jack means "supplanter" (Hebrew origin). Jett means "black gemstone; jet" (English origin).

Are Jack and Jett boy or girl names?

Jack is primarily a boy name. Jett is primarily a boy name.