Caio vs Nilo

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 #3,651 Most Popular 2 Syllables

"champion, cloud"

Origin: Old Irish via Finnish

Finnish Spanish Italian East African

✓ All Clear

Caio Rank #3,730

Nilo Rank #3,651

Nilo is more popular, ranked #3651 vs #3730 for Caio.

Is Caio or Nilo more popular?

Nilo is more popular, ranked #3651 compared to Caio at #3730 in the United States.

What do Caio and Nilo mean?

Caio means "to rejoice, to be glad" (Latin origin). Nilo means "champion, cloud" (Old Irish via Finnish origin).

Are Caio and Nilo boy or girl names?

Caio is primarily a boy name. Nilo is primarily a boy name.