Justus vs Ao

Baby Name Comparison — 2026

Justus

Boy #1,814 Most Popular 2 Syllables

"just, righteous, upright"

Origin: Latin

German Dutch English Christian

✓ All Clear

Boy #14,516 Most Popular 2 Syllables

"blue, blue-green"

Origin: Japanese

Japanese Chinese Maori

✓ All Clear

Justus Rank #1,814

Ao Rank #14,516

Justus is more popular, ranked #1814 vs #14516 for Ao.

Is Justus or Ao more popular?

Justus is more popular, ranked #1814 compared to Ao at #14516 in the United States.

What do Justus and Ao mean?

Justus means "just, righteous, upright" (Latin origin). Ao means "blue, blue-green" (Japanese origin).

Are Justus and Ao boy or girl names?

Justus is primarily a boy name. Ao is primarily a boy name.