Kayley vs Mia

Baby Name Comparison — 2026

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 →

Mia

Girl #5 Most Popular 2 Syllables

Meaning

"mine, beloved"

Origin: Scandinavian

Cultural Roots

Italian Scandinavian Spanish

Quick Stats

Popularity Rank
#5
Total SSA Count
12,113
Syllables
2
Formality
Casual

Playground Safety Score

✓ All Clear
Full profile for Mia →

Popularity Comparison

Kayley Rank #3,235
Mia Rank #5

Mia is more popular, ranked #5 vs #3235 for Kayley.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Kayley ___

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

Mia ___

  • Mia Rose
  • Mia Grace
  • Mia Jane
  • Mia Claire
  • Mia Elizabeth
  • Mia Louise

Sibling Name Ideas

Names that pair well as siblings.

If you choose Kayley

Hailey Riley Brody Tyler Ashley

If you choose Mia

Liam Noah Sophia Olivia Ava

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 Kayley or Mia more popular?

Mia is more popular, ranked #5 compared to Kayley at #3235 in the United States.

What do Kayley and Mia mean?

Kayley means "slim, slender one" (Irish 'caol' origin). Mia means "mine, beloved" (Scandinavian origin).

Are Kayley and Mia boy or girl names?

Kayley is primarily a girl name. Mia is primarily a girl name.

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