Cassius vs Lewis

Baby Name Comparison — 2026

Lewis

Boy #435 Most Popular 2 Syllables

Meaning

"famous warrior"

Origin: Germanic via French

Cultural Roots

English Welsh French American

Quick Stats

Popularity Rank
#435
Total SSA Count
728
Syllables
2
Formality
Moderate
Nicknames
Lew, Louie

Playground Safety Score

✓ All Clear
Full profile for Lewis →

Popularity Comparison

Cassius Rank #568
Lewis Rank #435

Lewis is more popular, ranked #435 vs #568 for Cassius.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Cassius ___

  • Cassius James
  • Cassius Marcus
  • Cassius Cole
  • Cassius Reid
  • Cassius Blake
  • Cassius Grant

Lewis ___

  • Lewis James
  • Lewis Arthur
  • Lewis Charles
  • Lewis Thomas
  • Lewis Henry
  • Lewis George

Sibling Name Ideas

Names that pair well as siblings.

If you choose Cassius

Octavia Maximus Leonora Atticus Valentina

If you choose Lewis

Albert Arthur Harriet Florence Edith

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 Cassius or Lewis more popular?

Lewis is more popular, ranked #435 compared to Cassius at #568 in the United States.

What do Cassius and Lewis mean?

Cassius means "hollow, empty" (Latin origin). Lewis means "famous warrior" (Germanic via French origin).

Are Cassius and Lewis boy or girl names?

Cassius is primarily a boy name. Lewis is primarily a boy name.

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← Full profile: Cassius ← Full profile: Lewis Browse all baby names