Walter vs Kai

Baby Name Comparison — 2026

Walter

Boy #271 Most Popular 2 Syllables

"ruler of the army"

Origin: Old High German

English German Scandinavian Dutch

✓ All Clear

Boy #76 Most Popular 1 Syllable

"sea"

Origin: Hawaiian

Hawaiian Scandinavian Japanese American Chinese

✓ All Clear

Walter Rank #271

Kai Rank #76

Kai is more popular, ranked #76 vs #271 for Walter.

Is Walter or Kai more popular?

Kai is more popular, ranked #76 compared to Walter at #271 in the United States.

What do Walter and Kai mean?

Walter means "ruler of the army" (Old High German origin). Kai means "sea" (Hawaiian origin).

Are Walter and Kai boy or girl names?

Walter is primarily a boy name. Kai is primarily a boy name.