Kassius vs Theodore

Baby Name Comparison — 2026

Popularity Comparison

Kassius Rank #1,897
Theodore Rank #4

Theodore is more popular, ranked #4 vs #1897 for Kassius.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Kassius ___

  • Kassius James
  • Kassius Cole
  • Kassius Alexander
  • Kassius Leon
  • Kassius Reid
  • Kassius Grant

Theodore ___

  • Theodore James
  • Theodore William
  • Theodore Alexander
  • Theodore John
  • Theodore Henry
  • Theodore Arthur

Sibling Name Ideas

Names that pair well as siblings.

If you choose Kassius

Maximus Atticus Octavia Lysander Aurelius

If you choose Theodore

Olivia Charlotte Amelia Eleanor Oliver

Which Name Fits Your Family?

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1. Which style feels more like your family?

Frequently Asked Questions

Is Kassius or Theodore more popular?

Theodore is more popular, ranked #4 compared to Kassius at #1897 in the United States.

What do Kassius and Theodore mean?

Kassius means "hollow, empty" (Latin origin). Theodore means "divine gift" (Greek origin).

Are Kassius and Theodore boy or girl names?

Kassius is primarily a boy name. Theodore is primarily a boy name.

More Comparisons

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