Sidney vs Lucius

Baby Name Comparison — 2026

Sidney

Boy #1,374 Most Popular 2 Syllables

"from Saint Denis"

Origin: Anglo-Norman French

English American Australian

✓ All Clear

Boy #1,390 Most Popular 3 Syllables

"light, illumination"

Origin: Latin

Roman English Italian Spanish

✓ All Clear

Sidney Rank #1,374

Lucius Rank #1,390

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

Is Sidney or Lucius more popular?

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

What do Sidney and Lucius mean?

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

Are Sidney and Lucius boy or girl names?

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