Maddox vs Kai

Baby Name Comparison — 2026

Maddox

Boy #215 Most Popular 2 Syllables

"son of Madoc"

Origin: Welsh

American Welsh English

✓ All Clear

Boy #76 Most Popular 1 Syllable

"sea"

Origin: Hawaiian

Hawaiian Scandinavian Japanese American Chinese

✓ All Clear

Maddox Rank #215

Kai Rank #76

Kai is more popular, ranked #76 vs #215 for Maddox.

Is Maddox or Kai more popular?

Kai is more popular, ranked #76 compared to Maddox at #215 in the United States.

What do Maddox and Kai mean?

Maddox means "son of Madoc" (Welsh origin). Kai means "sea" (Hawaiian origin).

Are Maddox and Kai boy or girl names?

Maddox is primarily a boy name. Kai is primarily a boy name.