Kaidan vs Keiran

Baby Name Comparison — 2026

Kaidan

Boy #5,221 Most Popular 2 Syllables

Meaning

"son of Cadán, little battle"

Origin: Irish Gaelic

Cultural Roots

American Irish English

Quick Stats

Popularity Rank
#5,221
Total SSA Count
19
Syllables
2
Formality
Casual
Nicknames
Kai, Kaid

Playground Safety Score

✓ All Clear
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Keiran

Boy #5,092 Most Popular 2 Syllables

Meaning

"dark one, little dark one"

Origin: Irish

Cultural Roots

Irish Scottish English Australian

Quick Stats

Popularity Rank
#5,092
Total SSA Count
19
Syllables
2
Formality
Moderate
Nicknames
Kei, Keri

Playground Safety Score

✓ All Clear
Full profile for Keiran →

Popularity Comparison

Kaidan Rank #5,221
Keiran Rank #5,092

Keiran is more popular, ranked #5092 vs #5221 for Kaidan.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Kaidan ___

  • Kaidan James
  • Kaidan Cole
  • Kaidan Gray
  • Kaidan Lee
  • Kaidan Scott
  • Kaidan Blake

Keiran ___

  • Keiran James
  • Keiran Patrick
  • Keiran Thomas
  • Keiran Michael
  • Keiran Liam
  • Keiran Sean

Sibling Name Ideas

Names that pair well as siblings.

If you choose Kaidan

Aiden Hayden Liam Nolan Bryce

If you choose Keiran

Declan Fiona Niamh Ronan Aoife

Which Name Fits Your Family?

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1. Which style feels more like your family?

Frequently Asked Questions

Is Kaidan or Keiran more popular?

Keiran is more popular, ranked #5092 compared to Kaidan at #5221 in the United States.

What do Kaidan and Keiran mean?

Kaidan means "son of Cadán, little battle" (Irish Gaelic origin). Keiran means "dark one, little dark one" (Irish origin).

Are Kaidan and Keiran boy or girl names?

Kaidan is primarily a boy name. Keiran is primarily a boy name.

More Comparisons

Keiran vs Kaidan Kaidan vs Sakani Kaidan vs Renn Kaidan vs Matei Kaidan vs Aydrian
← Full profile: Kaidan ← Full profile: Keiran Browse all baby names