Kolby vs Sidney

Baby Name Comparison — 2026

Kolby

Boy #1,272 Most Popular 2 Syllables

"dark settlement, coal town"

Origin: Old Norse

American Scandinavian English

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Boy #1,374 Most Popular 2 Syllables

"from Saint Denis"

Origin: Anglo-Norman French

English American Australian

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Kolby Rank #1,272

Sidney Rank #1,374

Kolby is more popular, ranked #1272 vs #1374 for Sidney.

Is Kolby or Sidney more popular?

Kolby is more popular, ranked #1272 compared to Sidney at #1374 in the United States.

What do Kolby and Sidney mean?

Kolby means "dark settlement, coal town" (Old Norse origin). Sidney means "from Saint Denis" (Anglo-Norman French origin).

Are Kolby and Sidney boy or girl names?

Kolby is primarily a boy name. Sidney is primarily a boy name.