Kase vs Caius

Baby Name Comparison — 2026

Kase

Boy #967 Most Popular 1 Syllable

"watchful, vigilant (via Casey)"

Origin: Irish Gaelic Cathasaigh

American English

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Boy #1,063 Most Popular 2 Syllables

"to rejoice, joyful"

Origin: Latin

Roman British European American

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Kase Rank #967

Caius Rank #1,063

Kase is more popular, ranked #967 vs #1063 for Caius.

Is Kase or Caius more popular?

Kase is more popular, ranked #967 compared to Caius at #1063 in the United States.

What do Kase and Caius mean?

Kase means "watchful, vigilant (via Casey)" (Irish Gaelic Cathasaigh origin). Caius means "to rejoice, joyful" (Latin origin).

Are Kase and Caius boy or girl names?

Kase is primarily a boy name. Caius is primarily a boy name.