Cailum vs Helius

Baby Name Comparison — 2026

Helius

Boy #34,050 Most Popular 3 Syllables

Meaning

"sun, radiant light"

Origin: Ancient Greek

Cultural Roots

Greek Roman European American

Quick Stats

Popularity Rank
#34,050
Total SSA Count
5
Syllables
3
Formality
Formal
Nicknames
Heli, Hel

Playground Safety Score

✓ All Clear
Full profile for Helius →

Popularity Comparison

Cailum Rank #34,223
Helius Rank #34,050

Helius is more popular, ranked #34050 vs #34223 for Cailum.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Cailum ___

No pairings available yet.

Helius ___

  • Helius Alexander
  • Helius James
  • Helius Michael
  • Helius Theodore
  • Helius Augustus
  • Helius Orion

Sibling Name Ideas

Names that pair well as siblings.

If you choose Cailum

No sibling data available yet.

If you choose Helius

Apollo Orion Selene Lyra Castor

Which Name Fits Your Family?

Answer 3 quick questions and we'll help you decide.

1. Which style feels more like your family?

Frequently Asked Questions

Is Cailum or Helius more popular?

Helius is more popular, ranked #34050 compared to Cailum at #34223 in the United States.

What do Cailum and Helius mean?

Helius means "sun, radiant light" (Ancient Greek origin).

Are Cailum and Helius boy or girl names?

Cailum is primarily a boy name. Helius is primarily a boy name.

More Comparisons

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← Full profile: Cailum ← Full profile: Helius Browse all baby names