Aithan vs Caidyn

Baby Name Comparison — 2026

Aithan

Boy #4,385 Most Popular 2 Syllables

Meaning

"strong, enduring, firm"

Origin: Hebrew

Cultural Roots

American Christian English

Quick Stats

Popularity Rank
#4,385
Total SSA Count
24
Syllables
2
Formality
Moderate
Nicknames
Aith

Playground Safety Score

✓ All Clear
Full profile for Aithan →

Popularity Comparison

Aithan Rank #4,385
Caidyn Rank #4,196

Caidyn is more popular, ranked #4196 vs #4385 for Aithan.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Aithan ___

  • Aithan James
  • Aithan Cole
  • Aithan Michael
  • Aithan Lee
  • Aithan River
  • Aithan Scott

Caidyn ___

  • Caidyn James
  • Caidyn Lee
  • Caidyn Blake
  • Caidyn Cole
  • Caidyn Ryan
  • Caidyn Michael

Sibling Name Ideas

Names that pair well as siblings.

If you choose Aithan

Ethan Nathan Lila Emma Noah

If you choose Caidyn

Brayden Jaylen Logan Avery Peyton

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 Aithan or Caidyn more popular?

Caidyn is more popular, ranked #4196 compared to Aithan at #4385 in the United States.

What do Aithan and Caidyn mean?

Aithan means "strong, enduring, firm" (Hebrew origin). Caidyn means "battle, spirit of battle" (Welsh Gaelic origin).

Are Aithan and Caidyn boy or girl names?

Aithan is primarily a boy name. Caidyn is primarily a boy name.

More Comparisons

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← Full profile: Aithan ← Full profile: Caidyn Browse all baby names