Jack vs Kaiden

Baby Name Comparison — 2026

Jack

Boy #15 Most Popular 1 Syllable

"supplanter"

Origin: Hebrew

English Irish American Australian

✓ All Clear

Boy #207 Most Popular 2 Syllables

"little fire"

Origin: Old Irish (Aodhán)

American English

✓ All Clear

Jack Rank #15

Kaiden Rank #207

Jack is more popular, ranked #15 vs #207 for Kaiden.

Is Jack or Kaiden more popular?

Jack is more popular, ranked #15 compared to Kaiden at #207 in the United States.

What do Jack and Kaiden mean?

Jack means "supplanter" (Hebrew origin). Kaiden means "little fire" (Old Irish (Aodhán) origin).

Are Jack and Kaiden boy or girl names?

Jack is primarily a boy name. Kaiden is primarily a boy name.