Zack vs Kallen

Baby Name Comparison — 2026

Zack

Boy #1,388 Most Popular 1 Syllable

"God has remembered"

Origin: Hebrew

English American Hebrew

✓ All Clear

Boy #1,473 Most Popular 2 Syllables

"powerful in battle"

Origin: Irish Gaelic

American Irish Scottish English

✓ All Clear

Zack Rank #1,388

Kallen Rank #1,473

Zack is more popular, ranked #1388 vs #1473 for Kallen.

Is Zack or Kallen more popular?

Zack is more popular, ranked #1388 compared to Kallen at #1473 in the United States.

What do Zack and Kallen mean?

Zack means "God has remembered" (Hebrew origin). Kallen means "powerful in battle" (Irish Gaelic origin).

Are Zack and Kallen boy or girl names?

Zack is primarily a boy name. Kallen is primarily a boy name.