Glenn vs Sidney

Baby Name Comparison — 2026

Glenn

Boy #1,366 Most Popular 1 Syllable

"valley, narrow glen"

Origin: Scottish Gaelic

Scottish Irish American Australian

✓ All Clear

Boy #1,374 Most Popular 2 Syllables

"from Saint Denis"

Origin: Anglo-Norman French

English American Australian

✓ All Clear

Glenn Rank #1,366

Sidney Rank #1,374

Glenn is more popular, ranked #1366 vs #1374 for Sidney.

Is Glenn or Sidney more popular?

Glenn is more popular, ranked #1366 compared to Sidney at #1374 in the United States.

What do Glenn and Sidney mean?

Glenn means "valley, narrow glen" (Scottish Gaelic origin). Sidney means "from Saint Denis" (Anglo-Norman French origin).

Are Glenn and Sidney boy or girl names?

Glenn is primarily a boy name. Sidney is primarily a boy name.