Ayden vs Kai

Baby Name Comparison — 2026

Ayden

Boy #213 Most Popular 2 Syllables

"little fire"

Origin: Old Irish (Aodhán)

American Irish English

✓ All Clear

Boy #76 Most Popular 1 Syllable

"sea"

Origin: Hawaiian

Hawaiian Scandinavian Japanese American Chinese

✓ All Clear

Ayden Rank #213

Kai Rank #76

Kai is more popular, ranked #76 vs #213 for Ayden.

Is Ayden or Kai more popular?

Kai is more popular, ranked #76 compared to Ayden at #213 in the United States.

What do Ayden and Kai mean?

Ayden means "little fire" (Old Irish (Aodhán) origin). Kai means "sea" (Hawaiian origin).

Are Ayden and Kai boy or girl names?

Ayden is primarily a boy name. Kai is primarily a boy name.