Ao vs Sidney

Baby Name Comparison — 2026

Ao

Boy #14,516 Most Popular 2 Syllables

"blue, blue-green"

Origin: Japanese

Japanese Chinese Maori

✓ All Clear

Boy #1,374 Most Popular 2 Syllables

"from Saint Denis"

Origin: Anglo-Norman French

English American Australian

✓ All Clear

Ao Rank #14,516

Sidney Rank #1,374

Sidney is more popular, ranked #1374 vs #14516 for Ao.

Is Ao or Sidney more popular?

Sidney is more popular, ranked #1374 compared to Ao at #14516 in the United States.

What do Ao and Sidney mean?

Ao means "blue, blue-green" (Japanese origin). Sidney means "from Saint Denis" (Anglo-Norman French origin).

Are Ao and Sidney boy or girl names?

Ao is primarily a boy name. Sidney is primarily a boy name.