Cailo vs Mannon

Baby Name Comparison — 2026

Cailo

Boy #15,816 Most Popular 2 Syllables

"rejoice, happy"

Origin: Welsh / Latin Gaius

English Welsh Modern American

✓ All Clear

Boy #15,631 Most Popular

✓ All Clear

Cailo Rank #15,816

Mannon Rank #15,631

Mannon is more popular, ranked #15631 vs #15816 for Cailo.

Is Cailo or Mannon more popular?

Mannon is more popular, ranked #15631 compared to Cailo at #15816 in the United States.

What do Cailo and Mannon mean?

Cailo means "rejoice, happy" (Welsh / Latin Gaius origin).

Are Cailo and Mannon boy or girl names?

Cailo is primarily a boy name. Mannon is primarily a boy name.