William vs Ao

Baby Name Comparison — 2026

William

Boy #10 Most Popular 3 Syllables

"resolute protector, strong-willed guardian"

Origin: Germanic

English German French

✓ All Clear

Boy #14,516 Most Popular 2 Syllables

"blue, blue-green"

Origin: Japanese

Japanese Chinese Maori

✓ All Clear

William Rank #10

Ao Rank #14,516

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

Is William or Ao more popular?

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

What do William and Ao mean?

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

Are William and Ao boy or girl names?

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