Brett vs Kacey

Baby Name Comparison — 2026

Brett

Boy #1,061 Most Popular 1 Syllable

"a Breton, person from Brittany"

Origin: Celtic/Old French

English American Australian

✓ All Clear

Boy #1,045 Most Popular 2 Syllables

"brave in battle, vigilant"

Origin: Irish Gaelic

Irish American

✓ All Clear

Brett Rank #1,061

Kacey Rank #1,045

Kacey is more popular, ranked #1045 vs #1061 for Brett.

Is Brett or Kacey more popular?

Kacey is more popular, ranked #1045 compared to Brett at #1061 in the United States.

What do Brett and Kacey mean?

Brett means "a Breton, person from Brittany" (Celtic/Old French origin). Kacey means "brave in battle, vigilant" (Irish Gaelic origin).

Are Brett and Kacey boy or girl names?

Brett is primarily a boy name. Kacey is primarily a boy name.