Cayleigh vs Eilyn

Baby Name Comparison — 2026

Cayleigh

Girl #4,736 Most Popular 2 Syllables

Meaning

"from céilí, traditional Irish dance gathering"

Origin: Irish Gaelic

Cultural Roots

Irish Scottish American English

Quick Stats

Popularity Rank
#4,736
Total SSA Count
29
Syllables
2
Formality
Casual
Nicknames
Cay, Lee, Kay

Playground Safety Score

✓ All Clear
Full profile for Cayleigh →

Eilyn

Girl #4,882 Most Popular 2 Syllables

Meaning

"bright, shining light"

Origin: Greek/Irish

Cultural Roots

Irish Celtic American British

Quick Stats

Popularity Rank
#4,882
Total SSA Count
28
Syllables
2
Formality
Moderate
Nicknames
Eli, Lyn

Playground Safety Score

✓ All Clear
Full profile for Eilyn →

Popularity Comparison

Cayleigh Rank #4,736
Eilyn Rank #4,882

Cayleigh is more popular, ranked #4736 vs #4882 for Eilyn.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Cayleigh ___

  • Cayleigh Rose
  • Cayleigh Grace
  • Cayleigh Ann
  • Cayleigh Marie
  • Cayleigh Lynn
  • Cayleigh Jane

Eilyn ___

  • Eilyn Rose
  • Eilyn Grace
  • Eilyn Marie
  • Eilyn Faye
  • Eilyn Siobhan
  • Eilyn Claire

Sibling Name Ideas

Names that pair well as siblings.

If you choose Cayleigh

Ryleigh Brynlee Finley Connor Finn

If you choose Eilyn

Niamh Aoife Saoirse Finn Cian

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 Cayleigh or Eilyn more popular?

Cayleigh is more popular, ranked #4736 compared to Eilyn at #4882 in the United States.

What do Cayleigh and Eilyn mean?

Cayleigh means "from céilí, traditional Irish dance gathering" (Irish Gaelic origin). Eilyn means "bright, shining light" (Greek/Irish origin).

Are Cayleigh and Eilyn boy or girl names?

Cayleigh is primarily a girl name. Eilyn is primarily a girl name.

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← Full profile: Cayleigh ← Full profile: Eilyn Browse all baby names