Allan vs Ao

Baby Name Comparison — 2026

Allan

Boy #854 Most Popular 2 Syllables

"rock, harmony"

Origin: Celtic/Brythonic

Scottish English French American

✓ All Clear

Boy #14,516 Most Popular 2 Syllables

"blue, blue-green"

Origin: Japanese

Japanese Chinese Maori

✓ All Clear

Allan Rank #854

Ao Rank #14,516

Allan is more popular, ranked #854 vs #14516 for Ao.

Is Allan or Ao more popular?

Allan is more popular, ranked #854 compared to Ao at #14516 in the United States.

What do Allan and Ao mean?

Allan means "rock, harmony" (Celtic/Brythonic origin). Ao means "blue, blue-green" (Japanese origin).

Are Allan and Ao boy or girl names?

Allan is primarily a boy name. Ao is primarily a boy name.