Kailo vs Kasyn

Baby Name Comparison — 2026

Kailo

Boy #2,249 Most Popular 2 Syllables

"sea, ocean"

Origin: Hawaiian

American Contemporary Hawaiian

✓ All Clear

Boy #2,055 Most Popular 2 Syllables

"vigilant in war"

Origin: Irish

American Irish

✓ All Clear

Kailo Rank #2,249

Kasyn Rank #2,055

Kasyn is more popular, ranked #2055 vs #2249 for Kailo.

Is Kailo or Kasyn more popular?

Kasyn is more popular, ranked #2055 compared to Kailo at #2249 in the United States.

What do Kailo and Kasyn mean?

Kailo means "sea, ocean" (Hawaiian origin). Kasyn means "vigilant in war" (Irish origin).

Are Kailo and Kasyn boy or girl names?

Kailo is primarily a boy name. Kasyn is primarily a boy name.