Rui vs Ao

Baby Name Comparison — 2026

Rui

Boy #2,294 Most Popular 2 Syllables

"glorious ruler"

Origin: Germanic via Portuguese

Portuguese Brazilian Japanese Chinese

✓ All Clear

Boy #14,516 Most Popular 2 Syllables

"blue, blue-green"

Origin: Japanese

Japanese Chinese Maori

✓ All Clear

Rui Rank #2,294

Ao Rank #14,516

Rui is more popular, ranked #2294 vs #14516 for Ao.

Is Rui or Ao more popular?

Rui is more popular, ranked #2294 compared to Ao at #14516 in the United States.

What do Rui and Ao mean?

Rui means "glorious ruler" (Germanic via Portuguese origin). Ao means "blue, blue-green" (Japanese origin).

Are Rui and Ao boy or girl names?

Rui is primarily a boy name. Ao is primarily a boy name.