Luka vs Kai

Baby Name Comparison — 2026

Luka

Boy #94 Most Popular 2 Syllables

"light, illumination"

Origin: Latin (Lucius)

Croatian Italian Slavic German American

✓ All Clear

Boy #76 Most Popular 1 Syllable

"sea"

Origin: Hawaiian

Hawaiian Scandinavian Japanese American Chinese

✓ All Clear

Luka Rank #94

Kai Rank #76

Kai is more popular, ranked #76 vs #94 for Luka.

Is Luka or Kai more popular?

Kai is more popular, ranked #76 compared to Luka at #94 in the United States.

What do Luka and Kai mean?

Luka means "light, illumination" (Latin (Lucius) origin). Kai means "sea" (Hawaiian origin).

Are Luka and Kai boy or girl names?

Luka is primarily a boy name. Kai is primarily a boy name.