Calum vs Theodore

Baby Name Comparison — 2026

Popularity Comparison

Calum Rank #907
Theodore Rank #4

Theodore is more popular, ranked #4 vs #907 for Calum.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Calum ___

  • Calum James
  • Calum Ross
  • Calum Stuart
  • Calum Thomas
  • Calum Angus
  • Calum Fraser

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 Calum

Ewan Fergus Isla Morag Fiona

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 Calum or Theodore more popular?

Theodore is more popular, ranked #4 compared to Calum at #907 in the United States.

What do Calum and Theodore mean?

Calum means "dove" (Latin origin). Theodore means "divine gift" (Greek origin).

Are Calum and Theodore boy or girl names?

Calum is primarily a boy name. Theodore is primarily a boy name.

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