Ao vs Kain

Baby Name Comparison — 2026

Ao

Boy #14,516 Most Popular 2 Syllables

"blue, blue-green"

Origin: Japanese

Japanese Chinese Maori

✓ All Clear

Boy #1,583 Most Popular 1 Syllable

"spear"

Origin: Hebrew

American English

✓ All Clear

Ao Rank #14,516

Kain Rank #1,583

Kain is more popular, ranked #1583 vs #14516 for Ao.

Is Ao or Kain more popular?

Kain is more popular, ranked #1583 compared to Ao at #14516 in the United States.

What do Ao and Kain mean?

Ao means "blue, blue-green" (Japanese origin). Kain means "spear" (Hebrew origin).

Are Ao and Kain boy or girl names?

Ao is primarily a boy name. Kain is primarily a boy name.