Cass vs Kean

Baby Name Comparison — 2026

Cass

Boy #5,414 Most Popular 1 Syllable

"hollow, vain (from Latin Cassius)"

Origin: Latin

English American Greek

✓ All Clear

Boy #5,607 Most Popular 1 Syllable

"ancient, enduring"

Origin: Old Irish cian

Irish English

15 High Risk

{:type=>:rhyme, :severity=>:medium, :message=>"'Kean' rhymes with 'mean'"}

Cass Rank #5,414

Kean Rank #5,607

Cass is more popular, ranked #5414 vs #5607 for Kean.

Is Cass or Kean more popular?

Cass is more popular, ranked #5414 compared to Kean at #5607 in the United States.

What do Cass and Kean mean?

Cass means "hollow, vain (from Latin Cassius)" (Latin origin). Kean means "ancient, enduring" (Old Irish cian origin).

Are Cass and Kean boy or girl names?

Cass is primarily a boy name. Kean is primarily a boy name.