Cassidy vs Jupiter

Baby Name Comparison — 2026

Popularity Comparison

Cassidy Rank #476
Jupiter Rank #2,095

Cassidy is more popular, ranked #476 vs #2095 for Jupiter.

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

Jupiter ___

  • Jupiter Rose
  • Jupiter Skye
  • Jupiter Luna
  • Jupiter Sage
  • Jupiter Indigo
  • Jupiter Fern

Sibling Name Ideas

Names that pair well as siblings.

If you choose Cassidy

Montana Savannah Ryder Colton Dakota

If you choose Jupiter

Luna Atlas Soleil Orion Nova

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 Jupiter more popular?

Cassidy is more popular, ranked #476 compared to Jupiter at #2095 in the United States.

What do Cassidy and Jupiter mean?

Cassidy means "curly-haired" (Irish origin). Jupiter means "sky father, father god" (Latin/Proto-Indo-European origin).

Are Cassidy and Jupiter boy or girl names?

Cassidy is primarily a girl name. Jupiter is primarily a girl name.

More Comparisons

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