Caio vs Dio

Baby Name Comparison — 2026

Caio

Boy #3,730 Most Popular 3 Syllables

"to rejoice, to be glad"

Origin: Latin

Brazilian Portuguese Italian Roman

✓ All Clear

Boy #3,613 Most Popular 2 Syllables

"God, divine"

Origin: Italian/Latin

Italian Greek Romanian Brazilian American

✓ All Clear

Caio Rank #3,730

Dio Rank #3,613

Dio is more popular, ranked #3613 vs #3730 for Caio.

Is Caio or Dio more popular?

Dio is more popular, ranked #3613 compared to Caio at #3730 in the United States.

What do Caio and Dio mean?

Caio means "to rejoice, to be glad" (Latin origin). Dio means "God, divine" (Italian/Latin origin).

Are Caio and Dio boy or girl names?

Caio is primarily a boy name. Dio is primarily a boy name.