James vs Rex

Baby Name Comparison — 2026

James

Boy #5 Most Popular 1 Syllable

Meaning

"supplanter, one who follows at the heel"

Origin: Hebrew

Cultural Roots

English Scottish Biblical

Quick Stats

Popularity Rank
#5
Total SSA Count
11,793
Syllables
1
Formality
Formal
Nicknames
Jim, Jimmy, Jamie

Playground Safety Score

✓ All Clear
Full profile for James →

Popularity Comparison

James Rank #5
Rex Rank #793

James is more popular, ranked #5 vs #793 for Rex.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

James ___

  • James Alexander
  • James William
  • James Thomas
  • James Edward
  • James Henry
  • James Patrick

Rex ___

  • Rex James
  • Rex Oliver
  • Rex Arthur
  • Rex Henry
  • Rex William
  • Rex Theodore

Sibling Name Ideas

Names that pair well as siblings.

If you choose James

Charlotte Olivia Emma William Henry

If you choose Rex

Max Leo Augustus Vivienne Cordelia

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 James or Rex more popular?

James is more popular, ranked #5 compared to Rex at #793 in the United States.

What do James and Rex mean?

James means "supplanter, one who follows at the heel" (Hebrew origin). Rex means "king" (Latin origin).

Are James and Rex boy or girl names?

James is primarily a boy name. Rex is primarily a boy name.

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← Full profile: James ← Full profile: Rex Browse all baby names