Lenny vs Sidney

Baby Name Comparison — 2026

Lenny

Boy #1,370 Most Popular 2 Syllables

"brave lion, lion-hearted"

Origin: Germanic via Old English

English American German

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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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Lenny Rank #1,370

Sidney Rank #1,374

Lenny is more popular, ranked #1370 vs #1374 for Sidney.

Is Lenny or Sidney more popular?

Lenny is more popular, ranked #1370 compared to Sidney at #1374 in the United States.

What do Lenny and Sidney mean?

Lenny means "brave lion, lion-hearted" (Germanic via Old English origin). Sidney means "from Saint Denis" (Anglo-Norman French origin).

Are Lenny and Sidney boy or girl names?

Lenny is primarily a boy name. Sidney is primarily a boy name.