Lucius vs Sidney

Baby Name Comparison — 2026

Lucius

Boy #1,390 Most Popular 3 Syllables

"light, illumination"

Origin: Latin

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Boy #1,374 Most Popular 2 Syllables

"from Saint Denis"

Origin: Anglo-Norman French

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Lucius Rank #1,390

Sidney Rank #1,374

Sidney is more popular, ranked #1374 vs #1390 for Lucius.

Is Lucius or Sidney more popular?

Sidney is more popular, ranked #1374 compared to Lucius at #1390 in the United States.

What do Lucius and Sidney mean?

Lucius means "light, illumination" (Latin origin). Sidney means "from Saint Denis" (Anglo-Norman French origin).

Are Lucius and Sidney boy or girl names?

Lucius is primarily a boy name. Sidney is primarily a boy name.