Kai vs Luca

Baby Name Comparison — 2026

Kai

Boy #76 Most Popular 1 Syllable

"sea"

Origin: Hawaiian

Hawaiian Scandinavian Japanese American Chinese

✓ All Clear

Boy #23 Most Popular 2 Syllables

"man from Lucania"

Origin: Latin

Italian American German Brazilian Spanish

✓ All Clear

Kai Rank #76

Luca Rank #23

Luca is more popular, ranked #23 vs #76 for Kai.

Is Kai or Luca more popular?

Luca is more popular, ranked #23 compared to Kai at #76 in the United States.

What do Kai and Luca mean?

Kai means "sea" (Hawaiian origin). Luca means "man from Lucania" (Latin origin).

Are Kai and Luca boy or girl names?

Kai is primarily a boy name. Luca is primarily a boy name.