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Sidney vs Sydney

Baby Name Comparison — 2026

Popularity Comparison

Sidney Rank #1,726
Sydney Rank #288

Sydney is more popular, ranked #288 vs #1726 for Sidney.

Frequently Asked Questions

Is Sidney or Sydney more popular?

Sydney is more popular, ranked #288 compared to Sidney at #1726 in the United States.

What do Sidney and Sydney mean?

Sidney means "wide island" (Old English origin). Sydney means "wide island; broad river-island" (Old English origin).

Are Sidney and Sydney boy or girl names?

Sidney is primarily a girl name. Sydney is primarily a girl name.

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← Full profile: Sidney ← Full profile: Sydney Browse all baby names