Kolby vs Kaius

Baby Name Comparison — 2026

Kolby

Boy #1,272 Most Popular 2 Syllables

"dark settlement, coal town"

Origin: Old Norse

American Scandinavian English

✓ All Clear

Boy #1,137 Most Popular 3 Syllables

"rejoice, be glad"

Origin: Latin

Latin Scandinavian Finnish

✓ All Clear

Kolby Rank #1,272

Kaius Rank #1,137

Kaius is more popular, ranked #1137 vs #1272 for Kolby.

Is Kolby or Kaius more popular?

Kaius is more popular, ranked #1137 compared to Kolby at #1272 in the United States.

What do Kolby and Kaius mean?

Kolby means "dark settlement, coal town" (Old Norse origin). Kaius means "rejoice, be glad" (Latin origin).

Are Kolby and Kaius boy or girl names?

Kolby is primarily a boy name. Kaius is primarily a boy name.