Cassidy vs Mia

Baby Name Comparison — 2026

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

Cassidy Rank #476
Mia Rank #5

Mia is more popular, ranked #5 vs #476 for Cassidy.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Cassidy ___

  • Cassidy Rose
  • Cassidy Ann
  • Cassidy Jane
  • Cassidy Renee
  • Cassidy Elizabeth
  • Cassidy Marie

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 Cassidy

Montana Savannah Ryder Colton Dakota

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 Cassidy or Mia more popular?

Mia is more popular, ranked #5 compared to Cassidy at #476 in the United States.

What do Cassidy and Mia mean?

Cassidy means "curly-haired" (Irish origin). Mia means "mine, beloved" (Scandinavian origin).

Are Cassidy and Mia boy or girl names?

Cassidy is primarily a girl name. Mia is primarily a girl name.

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