Astro vs Cassidy

Baby Name Comparison — 2026

Astro

Boy #2,256 Most Popular 2 Syllables

Meaning

"star"

Origin: Greek

Cultural Roots

American International Japanese

Quick Stats

Popularity Rank
#2,256
Total SSA Count
64
Syllables
2
Formality
Casual
Nicknames
Ast, Asy, Asie

Playground Safety Score

✓ All Clear
Full profile for Astro →

Popularity Comparison

Astro Rank #2,256
Cassidy Rank #476

Cassidy is more popular, ranked #476 vs #2256 for Astro.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Astro ___

  • Astro James
  • Astro Cole
  • Astro Kai
  • Astro Leo
  • Astro River
  • Astro Blue

Cassidy ___

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

Sibling Name Ideas

Names that pair well as siblings.

If you choose Astro

Luna Orion Nova Cosmos Lyra

If you choose Cassidy

Montana Savannah Ryder Colton Dakota

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 Astro or Cassidy more popular?

Cassidy is more popular, ranked #476 compared to Astro at #2256 in the United States.

What do Astro and Cassidy mean?

Astro means "star" (Greek origin). Cassidy means "curly-haired" (Irish origin).

Are Astro and Cassidy boy or girl names?

Astro is primarily a boy name. Cassidy is primarily a girl name.

More Comparisons

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