Mason vs Kai

Baby Name Comparison — 2026

Mason

Boy #42 Most Popular 2 Syllables

"Stone worker; one who builds with stone"

Origin: English

English American

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Boy #76 Most Popular 1 Syllable

"sea"

Origin: Hawaiian

Hawaiian Scandinavian Japanese American Chinese

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Mason Rank #42

Kai Rank #76

Mason is more popular, ranked #42 vs #76 for Kai.

Is Mason or Kai more popular?

Mason is more popular, ranked #42 compared to Kai at #76 in the United States.

What do Mason and Kai mean?

Mason means "Stone worker; one who builds with stone" (English origin). Kai means "sea" (Hawaiian origin).

Are Mason and Kai boy or girl names?

Mason is primarily a boy name. Kai is primarily a boy name.