Rey vs Ao

Baby Name Comparison — 2026

Rey

Boy #823 Most Popular 1 Syllable

"king"

Origin: Spanish

Spanish Latin American American

✓ All Clear

Boy #14,516 Most Popular 2 Syllables

"blue, blue-green"

Origin: Japanese

Japanese Chinese Maori

✓ All Clear

Rey Rank #823

Ao Rank #14,516

Rey is more popular, ranked #823 vs #14516 for Ao.

Is Rey or Ao more popular?

Rey is more popular, ranked #823 compared to Ao at #14516 in the United States.

What do Rey and Ao mean?

Rey means "king" (Spanish origin). Ao means "blue, blue-green" (Japanese origin).

Are Rey and Ao boy or girl names?

Rey is primarily a boy name. Ao is primarily a boy name.