Rob vs Theodore

Baby Name Comparison — 2026

Rob

Boy #19,807 Most Popular 1 Syllable

Meaning

"bright fame"

Origin: Germanic

Cultural Roots

English Scottish Dutch

Quick Stats

Popularity Rank
#19,807
Total SSA Count
6
Syllables
1
Formality
Casual

Playground Safety Score

54 High Risk

{:type=>:rhyme, :severity=>:medium, :message=>"'Rob' rhymes with 'slob'"}

Full profile for Rob →

Popularity Comparison

Rob Rank #19,807
Theodore Rank #4

Theodore is more popular, ranked #4 vs #19807 for Rob.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Rob ___

  • Rob Ryan
  • Rob James
  • Rob Andrew
  • Rob Michael
  • Rob Thomas

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 Rob

Kate Sam Tom Beth Dan

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 Rob or Theodore more popular?

Theodore is more popular, ranked #4 compared to Rob at #19807 in the United States.

What do Rob and Theodore mean?

Rob means "bright fame" (Germanic origin). Theodore means "divine gift" (Greek origin).

Are Rob and Theodore boy or girl names?

Rob is primarily a boy name. Theodore is primarily a boy name.

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