Jen vs Kacyn

Baby Name Comparison — 2026

Jen

Boy #6,476 Most Popular 1 Syllable

"God is gracious"

Origin: Hebrew via Welsh

English American Welsh

✓ All Clear

Boy #6,406 Most Popular 2 Syllables

"vigilant, watchful"

Origin: Irish (Casey root)

American English

✓ All Clear

Jen Rank #6,476

Kacyn Rank #6,406

Kacyn is more popular, ranked #6406 vs #6476 for Jen.

Is Jen or Kacyn more popular?

Kacyn is more popular, ranked #6406 compared to Jen at #6476 in the United States.

What do Jen and Kacyn mean?

Jen means "God is gracious" (Hebrew via Welsh origin). Kacyn means "vigilant, watchful" (Irish (Casey root) origin).

Are Jen and Kacyn boy or girl names?

Jen is primarily a boy name. Kacyn is primarily a boy name.