Cai vs Koby

Baby Name Comparison — 2026

Cai

Boy #1,906 Most Popular 1 Syllable

"rejoice, delight"

Origin: Latin via Welsh

Welsh Chinese English

✓ All Clear

Boy #2,066 Most Popular 2 Syllables

"supplanter, one who follows at the heel"

Origin: Hebrew

American English Israeli

✓ All Clear

Cai Rank #1,906

Koby Rank #2,066

Cai is more popular, ranked #1906 vs #2066 for Koby.

Is Cai or Koby more popular?

Cai is more popular, ranked #1906 compared to Koby at #2066 in the United States.

What do Cai and Koby mean?

Cai means "rejoice, delight" (Latin via Welsh origin). Koby means "supplanter, one who follows at the heel" (Hebrew origin).

Are Cai and Koby boy or girl names?

Cai is primarily a boy name. Koby is primarily a boy name.