Allias vs Castro

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 →

Popularity Comparison

Allias Rank #17,504
Castro Rank #17,549

Allias is more popular, ranked #17504 vs #17549 for Castro.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Allias ___

No pairings available yet.

Castro ___

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

Sibling Name Ideas

Names that pair well as siblings.

If you choose Allias

No sibling data available yet.

If you choose Castro

Diego Mateo Isabella Valentina

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 Allias or Castro more popular?

Allias is more popular, ranked #17504 compared to Castro at #17549 in the United States.

What do Allias and Castro mean?

Castro means "castle, fortress" (Latin origin).

Are Allias and Castro boy or girl names?

Allias is primarily a boy name. Castro is primarily a boy name.

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