Aidyn vs Kaycee

Baby Name Comparison — 2026

Aidyn

Boy #2,355 Most Popular 2 Syllables

"little fire"

Origin: Old Irish

American Irish Celtic

✓ All Clear

Boy #2,527 Most Popular 2 Syllables

"vigilant in war, son of Cathasach"

Origin: Irish Gaelic

American Irish

✓ All Clear

Aidyn Rank #2,355

Kaycee Rank #2,527

Aidyn is more popular, ranked #2355 vs #2527 for Kaycee.

Is Aidyn or Kaycee more popular?

Aidyn is more popular, ranked #2355 compared to Kaycee at #2527 in the United States.

What do Aidyn and Kaycee mean?

Aidyn means "little fire" (Old Irish origin). Kaycee means "vigilant in war, son of Cathasach" (Irish Gaelic origin).

Are Aidyn and Kaycee boy or girl names?

Aidyn is primarily a boy name. Kaycee is primarily a boy name.