Casper vs Ao

Baby Name Comparison — 2026

Casper

Boy #881 Most Popular 2 Syllables

"treasurer, keeper of treasure"

Origin: Persian

Dutch Scandinavian German English

✓ All Clear

Boy #14,516 Most Popular 2 Syllables

"blue, blue-green"

Origin: Japanese

Japanese Chinese Maori

✓ All Clear

Casper Rank #881

Ao Rank #14,516

Casper is more popular, ranked #881 vs #14516 for Ao.

Is Casper or Ao more popular?

Casper is more popular, ranked #881 compared to Ao at #14516 in the United States.

What do Casper and Ao mean?

Casper means "treasurer, keeper of treasure" (Persian origin). Ao means "blue, blue-green" (Japanese origin).

Are Casper and Ao boy or girl names?

Casper is primarily a boy name. Ao is primarily a boy name.