Calder vs Theodore

Baby Name Comparison — 2026

Calder

Boy #2,005 Most Popular 2 Syllables

Meaning

"rough waters, hard stream"

Origin: Scottish Gaelic

Cultural Roots

Scottish English American

Quick Stats

Popularity Rank
#2,005
Total SSA Count
77
Syllables
2
Formality
Moderate
Nicknames
Cal, Cale

Playground Safety Score

✓ All Clear
Full profile for Calder →

Popularity Comparison

Calder Rank #2,005
Theodore Rank #4

Theodore is more popular, ranked #4 vs #2005 for Calder.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Calder ___

  • Calder James
  • Calder Ross
  • Calder Reid
  • Calder Grant
  • Calder Knox
  • Calder Finn

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 Calder

Archer Fletcher Isla Rowan Bram

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 Calder or Theodore more popular?

Theodore is more popular, ranked #4 compared to Calder at #2005 in the United States.

What do Calder and Theodore mean?

Calder means "rough waters, hard stream" (Scottish Gaelic origin). Theodore means "divine gift" (Greek origin).

Are Calder and Theodore boy or girl names?

Calder is primarily a boy name. Theodore is primarily a boy name.

More Comparisons

Theodore vs Calder Calder vs Nazai Calder vs Kahari Calder vs Maksim Calder vs Ram
← Full profile: Calder ← Full profile: Theodore Browse all baby names