December vs Theodore

Baby Name Comparison — 2026

Popularity Comparison

December Rank #5,239
Theodore Rank #4

Theodore is more popular, ranked #4 vs #5239 for December.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

December ___

  • December Rose
  • December Joy
  • December Wren
  • December Frost
  • December Eve
  • December Grace

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 December

October June August Solstice Winter

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 December or Theodore more popular?

Theodore is more popular, ranked #4 compared to December at #5239 in the United States.

What do December and Theodore mean?

December means "tenth month (in original Roman calendar)" (Latin origin). Theodore means "divine gift" (Greek origin).

Are December and Theodore boy or girl names?

December is primarily a girl name. Theodore is primarily a boy name.

More Comparisons

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← Full profile: December ← Full profile: Theodore Browse all baby names