Grey vs Kayley

Baby Name Comparison — 2026

Grey

Boy #878 Most Popular 1 Syllable

Meaning

"gray-haired one"

Origin: Old English

Cultural Roots

English American Australian

Quick Stats

Popularity Rank
#878
Total SSA Count
274
Syllables
1
Formality
Moderate

Playground Safety Score

✓ All Clear
Full profile for Grey →

Kayley

Girl #3,235 Most Popular 2 Syllables

Meaning

"slim, slender one"

Origin: Irish 'caol'

Cultural Roots

Irish American English Australian

Quick Stats

Popularity Rank
#3,235
Total SSA Count
49
Syllables
2
Formality
Casual
Nicknames
Kay

Playground Safety Score

✓ All Clear
Full profile for Kayley →

Popularity Comparison

Grey Rank #878
Kayley Rank #3,235

Grey is more popular, ranked #878 vs #3235 for Kayley.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Grey ___

  • Grey James
  • Grey William
  • Grey Alexander
  • Grey Thomas
  • Grey Michael
  • Grey Elliot

Kayley ___

  • Kayley Ann
  • Kayley Marie
  • Kayley Grace
  • Kayley Nicole
  • Kayley Rose
  • Kayley Elizabeth

Sibling Name Ideas

Names that pair well as siblings.

If you choose Grey

Sloane River Sage Quinn Blaire

If you choose Kayley

Hailey Riley Brody Tyler Ashley

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 Grey or Kayley more popular?

Grey is more popular, ranked #878 compared to Kayley at #3235 in the United States.

What do Grey and Kayley mean?

Grey means "gray-haired one" (Old English origin). Kayley means "slim, slender one" (Irish 'caol' origin).

Are Grey and Kayley boy or girl names?

Grey is primarily a boy name. Kayley is primarily a girl name.

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← Full profile: Grey ← Full profile: Kayley Browse all baby names