Caius vs Kacey

Baby Name Comparison — 2026

Caius

Boy #1,063 Most Popular 2 Syllables

"to rejoice, joyful"

Origin: Latin

Roman British European American

✓ All Clear

Boy #1,045 Most Popular 2 Syllables

"brave in battle, vigilant"

Origin: Irish Gaelic

Irish American

✓ All Clear

Caius Rank #1,063

Kacey Rank #1,045

Kacey is more popular, ranked #1045 vs #1063 for Caius.

Is Caius or Kacey more popular?

Kacey is more popular, ranked #1045 compared to Caius at #1063 in the United States.

What do Caius and Kacey mean?

Caius means "to rejoice, joyful" (Latin origin). Kacey means "brave in battle, vigilant" (Irish Gaelic origin).

Are Caius and Kacey boy or girl names?

Caius is primarily a boy name. Kacey is primarily a boy name.