Keir vs Kacee

Baby Name Comparison — 2026

Keir

Boy #6,610 Most Popular 1 Syllable

"dark one, dark-complexioned"

Origin: Scottish Gaelic ciar

Scottish Irish British

✓ All Clear

Boy #6,499 Most Popular 2 Syllables

"vigilant, watchful"

Origin: Irish Gaelic

Irish American English

✓ All Clear

Keir Rank #6,610

Kacee Rank #6,499

Kacee is more popular, ranked #6499 vs #6610 for Keir.

Is Keir or Kacee more popular?

Kacee is more popular, ranked #6499 compared to Keir at #6610 in the United States.

What do Keir and Kacee mean?

Keir means "dark one, dark-complexioned" (Scottish Gaelic ciar origin). Kacee means "vigilant, watchful" (Irish Gaelic origin).

Are Keir and Kacee boy or girl names?

Keir is primarily a boy name. Kacee is primarily a boy name.