Castro vs James

Baby Name Comparison — 2026

Castro

Boy #17,549 Most Popular 2 Syllables

Meaning

"castle, fortress"

Origin: Latin

Cultural Roots

Spanish Portuguese Latin American

Quick Stats

Popularity Rank
#17,549
Total SSA Count
6
Syllables
2
Formality
Moderate
Nicknames
Cas, Caz

Playground Safety Score

✓ All Clear
Full profile for Castro →

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

Castro Rank #17,549
James Rank #5

James is more popular, ranked #5 vs #17549 for Castro.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Castro ___

  • Castro Luis
  • Castro Miguel
  • Castro Antonio
  • Castro Rafael
  • Castro Emilio

James ___

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

Sibling Name Ideas

Names that pair well as siblings.

If you choose Castro

Diego Mateo Isabella Valentina

If you choose James

Charlotte Olivia Emma William Henry

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 Castro or James more popular?

James is more popular, ranked #5 compared to Castro at #17549 in the United States.

What do Castro and James mean?

Castro means "castle, fortress" (Latin origin). James means "supplanter, one who follows at the heel" (Hebrew origin).

Are Castro and James boy or girl names?

Castro is primarily a boy name. James is primarily a boy name.

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