Kai vs Milo

Baby Name Comparison — 2026

Kai

Boy #76 Most Popular 1 Syllable

"sea"

Origin: Hawaiian

Hawaiian Scandinavian Japanese American Chinese

✓ All Clear

Boy #120 Most Popular 2 Syllables

"soldier, merciful"

Origin: Germanic

English German American Australian

✓ All Clear

Kai Rank #76

Milo Rank #120

Kai is more popular, ranked #76 vs #120 for Milo.

Is Kai or Milo more popular?

Kai is more popular, ranked #76 compared to Milo at #120 in the United States.

What do Kai and Milo mean?

Kai means "sea" (Hawaiian origin). Milo means "soldier, merciful" (Germanic origin).

Are Kai and Milo boy or girl names?

Kai is primarily a boy name. Milo is primarily a boy name.