Ao vs William

Baby Name Comparison — 2026

Ao

Boy #14,516 Most Popular 2 Syllables

"blue, blue-green"

Origin: Japanese

Japanese Chinese Maori

✓ All Clear

Boy #10 Most Popular 3 Syllables

"resolute protector, strong-willed guardian"

Origin: Germanic

English German French

✓ All Clear

Ao Rank #14,516

William Rank #10

William is more popular, ranked #10 vs #14516 for Ao.

Is Ao or William more popular?

William is more popular, ranked #10 compared to Ao at #14516 in the United States.

What do Ao and William mean?

Ao means "blue, blue-green" (Japanese origin). William means "resolute protector, strong-willed guardian" (Germanic origin).

Are Ao and William boy or girl names?

Ao is primarily a boy name. William is primarily a boy name.