Kayn vs Zai

Baby Name Comparison — 2026

Kayn

Boy #4,031 Most Popular 1 Syllable

"spear, warrior"

Origin: Irish/Welsh

American English Irish

✓ All Clear

Boy #3,946 Most Popular 1 Syllable

"to be, to exist, present"

Origin: Chinese (在)

Chinese American

✓ All Clear

Kayn Rank #4,031

Zai Rank #3,946

Zai is more popular, ranked #3946 vs #4031 for Kayn.

Is Kayn or Zai more popular?

Zai is more popular, ranked #3946 compared to Kayn at #4031 in the United States.

What do Kayn and Zai mean?

Kayn means "spear, warrior" (Irish/Welsh origin). Zai means "to be, to exist, present" (Chinese (在) origin).

Are Kayn and Zai boy or girl names?

Kayn is primarily a boy name. Zai is primarily a boy name.