Casper vs Theodore

Baby Name Comparison — 2026

Casper

Boy #881 Most Popular 2 Syllables

Meaning

"treasurer, keeper of treasure"

Origin: Persian

Cultural Roots

Dutch Scandinavian German English

Quick Stats

Popularity Rank
#881
Total SSA Count
273
Syllables
2
Formality
Moderate
Nicknames
Cas

Playground Safety Score

✓ All Clear
Full profile for Casper →

Popularity Comparison

Casper Rank #881
Theodore Rank #4

Theodore is more popular, ranked #4 vs #881 for Casper.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Casper ___

  • Casper James
  • Casper William
  • Casper Thomas
  • Casper Louis
  • Casper Henry
  • Casper Felix

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 Casper

Felix Jasper Elspeth Cosimo Ottilie

If you choose Theodore

Olivia Charlotte Amelia Eleanor Oliver

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 Casper or Theodore more popular?

Theodore is more popular, ranked #4 compared to Casper at #881 in the United States.

What do Casper and Theodore mean?

Casper means "treasurer, keeper of treasure" (Persian origin). Theodore means "divine gift" (Greek origin).

Are Casper and Theodore boy or girl names?

Casper is primarily a boy name. Theodore is primarily a boy name.

More Comparisons

Theodore vs Casper Casper vs Jamison Casper vs Case Casper vs Ernesto Casper vs Aslan
← Full profile: Casper ← Full profile: Theodore Browse all baby names