Kai vs Mark

Baby Name Comparison — 2026

Kai

Boy #76 Most Popular 1 Syllable

"sea"

Origin: Hawaiian

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Boy #246 Most Popular 1 Syllable

"of Mars, warlike"

Origin: Latin

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Kai Rank #76

Mark Rank #246

Kai is more popular, ranked #76 vs #246 for Mark.

Is Kai or Mark more popular?

Kai is more popular, ranked #76 compared to Mark at #246 in the United States.

What do Kai and Mark mean?

Kai means "sea" (Hawaiian origin). Mark means "of Mars, warlike" (Latin origin).

Are Kai and Mark boy or girl names?

Kai is primarily a boy name. Mark is primarily a boy name.