Alii vs Cailo

Baby Name Comparison — 2026

Cailo

Boy #15,816 Most Popular 2 Syllables

Meaning

"rejoice, happy"

Origin: Welsh / Latin Gaius

Cultural Roots

English Welsh Modern American

Quick Stats

Popularity Rank
#15,816
Total SSA Count
7
Syllables
2
Formality
Casual
Nicknames
Kai, Cai, Kay

Playground Safety Score

✓ All Clear
Full profile for Cailo →

Popularity Comparison

Alii Rank #15,683
Cailo Rank #15,816

Alii is more popular, ranked #15683 vs #15816 for Cailo.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Alii ___

No pairings available yet.

Cailo ___

  • Cailo James
  • Cailo River
  • Cailo Fox
  • Cailo Reid
  • Cailo Jude
  • Cailo Finn

Sibling Name Ideas

Names that pair well as siblings.

If you choose Alii

No sibling data available yet.

If you choose Cailo

Zara Mila Nova Lyra Axel

Which Name Fits Your Family?

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1. Which style feels more like your family?

Frequently Asked Questions

Is Alii or Cailo more popular?

Alii is more popular, ranked #15683 compared to Cailo at #15816 in the United States.

What do Alii and Cailo mean?

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

Are Alii and Cailo boy or girl names?

Alii is primarily a boy name. Cailo is primarily a boy name.

More Comparisons

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← Full profile: Alii ← Full profile: Cailo Browse all baby names